{"id":20351,"date":"2026-08-20T07:18:31","date_gmt":"2026-08-20T07:18:31","guid":{"rendered":"https:\/\/dianapps.com\/blog\/?p=20351"},"modified":"2026-08-20T07:18:49","modified_gmt":"2026-08-20T07:18:49","slug":"lwc-vs-aura-vs-visualforce","status":"publish","type":"post","link":"https:\/\/dianapps.com\/blog\/lwc-vs-aura-vs-visualforce\/","title":{"rendered":"LWC vs Aura vs Visualforce: Which Salesforce Framework to Use in 2026"},"content":{"rendered":"<p><b>Key Takeaways:\u00a0<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Build new Salesforce components in LWC, while keeping Aura and Visualforce where they still solve specific requirements better.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Visualforce remains essential for native PDF generation, while Aura can still make sense for stable components that are not causing problems.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Avoid blanket Aura-to-LWC rewrites and migrate opportunistically when components are slow, blocking changes, or already being rebuilt.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Migration is a rebuild, not a direct translation, with testing often requiring more effort than teams initially expect.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">The short answer is LWC, and most comparisons stop there.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The useful answer is that none of the three is deprecated, all three are still supported, and there are specific things the older two do that LWC still can\u2019t. That\u2019s why a fifteen-year-old org runs all three at once and why \u201cmigrate everything to LWC\u201d is expensive advice that\u2019s often wrong.<\/span><\/p>\n<blockquote><p><b>Quick Answer:<\/b><span style=\"font-weight: 400;\"> Build everything new in LWC, only keep Visualforce where you need PDF generation (<\/span><span style=\"font-weight: 400;\">renderAs=&#8221;pdf&#8221;<\/span><span style=\"font-weight: 400;\"> has no LWC equivalent) and complex dynamic email templates. Leave working Aura alone unless you\u2019re already touching it, it\u2019s slow on a high-traffic page, or it\u2019s blocking a change. Migration is a cost, not automatically an upgrade.<\/span><\/p><\/blockquote>\n<h2><b>The Three-Way Comparison<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-20372\" src=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM.webp\" alt=\"Honest Comparison betweem visualforce, aura, and LWC\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM.webp 1536w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM-1024x683.webp 1024w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM-768x512.webp 768w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM-640x427.webp 640w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-11_57_13-AM-400x267.webp 400w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p><i><span style=\"font-weight: 400;\">Side-by-side comparison of Visualforce from 2008, Aura from 2014, and LWC from 2019, showing architecture, strengths, and current status of each<\/span><\/i><\/p>\n\n<table id=\"tablepress-263\" class=\"tablepress tablepress-id-263\">\n<thead>\n<tr class=\"row-1\">\n\t<td class=\"column-1\"><\/td><th class=\"column-2\">Visualforce<\/th><th class=\"column-3\">Aura<\/th><th class=\"column-4\">LWC<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Released<\/td><td class=\"column-2\">2008<\/td><td class=\"column-3\">2014<\/td><td class=\"column-4\">2019<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Rendering<\/td><td class=\"column-2\">Server-side<\/td><td class=\"column-3\">Proprietary client framework<\/td><td class=\"column-4\">Native browser (shadow DOM)<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">JavaScript<\/td><td class=\"column-2\">Optional, ES5-era<\/td><td class=\"column-3\">ES5<\/td><td class=\"column-4\">Modern ES6+<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Data binding<\/td><td class=\"column-2\">Postback model<\/td><td class=\"column-3\">Two-way<\/td><td class=\"column-4\">One-way, reactive<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Styling<\/td><td class=\"column-2\">Custom CSS<\/td><td class=\"column-3\">SLDS + Aura styles<\/td><td class=\"column-4\">Scoped CSS in shadow DOM<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Testing<\/td><td class=\"column-2\">Apex tests only<\/td><td class=\"column-3\">Difficult, Aura-specific<\/td><td class=\"column-4\">Jest, standard tooling<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Performance<\/td><td class=\"column-2\">Slowest - full page reloads<\/td><td class=\"column-3\">Middle<\/td><td class=\"column-4\">Fastest<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Learning curve<\/td><td class=\"column-2\">Apex-centric<\/td><td class=\"column-3\">Steep, proprietary<\/td><td class=\"column-4\">Transferable web skills<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Salesforce investment<\/td><td class=\"column-2\">Maintenance only<\/td><td class=\"column-3\">Maintenance only<\/td><td class=\"column-4\">All of it<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">Status<\/td><td class=\"column-2\">Supported<\/td><td class=\"column-3\">Supported<\/td><td class=\"column-4\">Recommended<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-263 from cache -->\n<p><span style=\"font-weight: 400;\">On performance, Salesforce\u2019s own DreamHouse sample app was migrated from Aura to LWC and recorded Experience Page Time reductions in the range of 2\u201360% depending on the component. That spread matters: simple components gain little, complex data-heavy ones gain a lot. It\u2019s a useful sanity check before you promise anyone a speed improvement.<\/span><\/p>\n<h2><b>When You Genuinely Still Need Visualforce or Aura<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-20371\" src=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM.webp\" alt=\"When you genuinely still need visualforce or aura\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM.webp 1536w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM-1024x683.webp 1024w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM-768x512.webp 768w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM-640x427.webp 640w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_02_59-PM-400x267.webp 400w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p><i><span style=\"font-weight: 400;\">Table showing when Visualforce or Aura is still required, including PDF generation, dynamic email templates, Classic overrides and Aura-template Experience Cloud sites<\/span><\/i><\/p>\n<h3><b>Visualforce: PDF generation<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">This is the one that surprises people: renderAs<\/span><b>=&#8221;pdf&#8221;<\/b> <span style=\"font-weight: 400;\">is still the only native way to generate a PDF in Salesforce, and LWC cannot do it.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Every quote, invoice, contract, statement, or certificate requirement eventually reaches this. Your options are Visualforce or a paid third-party tool like Conga or DocuSign Gen. That\u2019s why Visualforce is still being <\/span><i><span style=\"font-weight: 400;\">written<\/span><\/i><span style=\"font-weight: 400;\"> in 2026, not merely maintained.<\/span><\/p>\n<h3><b>Visualforce: complex email templates<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Visualforce email templates handle related lists, conditional content, and dynamic merge logic that Lightning email templates can\u2019t express. If your template needs to loop over child records, you\u2019re in Visualforce.<\/span><\/p>\n<h3><b>Visualforce: Salesforce Classic remnants<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">If any part of your org still runs Classic, Visualforce overrides and buttons are what work there; LWC doesn\u2019t render in Classic.<\/span><\/p>\n<h3><b>Aura: existing components that work<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">The strongest case for Aura is inertia, and it\u2019s a legitimate one. Rewriting a functioning component consumes budget and introduces regression risk in exchange for a performance gain users may not notice.<\/span><\/p>\n<h3><b>Aura: Experience Cloud template constraints<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Check your site template before promising anything<\/span><b>;<\/b><span style=\"font-weight: 400;\"> LWR-based Experience Cloud sites support LWC natively. Older Aura-based site templates have restrictions on where and how LWC can be used. This catches teams out mid-project.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Related: <\/span><span style=\"font-weight: 400;\">Visualforce guide<\/span><span style=\"font-weight: 400;\"> \u00b7 <\/span><a href=\"https:\/\/dianapps.com\/blog\/lightning-web-components-complete-guide\/\"><span style=\"font-weight: 400;\">Lightning Web Components guide<\/span><\/a><\/p>\n<h2><b>Is Aura Deprecated? Is Visualforce?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Neither is deprecated, and neither is on a published retirement schedule.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">What\u2019s true is that both are in maintenance mode &#8211; supported, receiving bug fixes and security updates but not new capability; all framework investment goes to LWC.<\/span><\/p>\n<p><b>The Practical Read:<\/b><span style=\"font-weight: 400;\"> You\u2019re not facing a deadline; you\u2019re facing a slow accumulation of technical debt, where each year the talent pool shrinks slightly, and the gap between what LWC can do and what Aura can do widens.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">That\u2019s a very different problem from a migration deadline, and it calls for a different response &#8211; opportunistic migration rather than a rewrite project.<\/span><\/p>\n<h2><b>Should You Migrate? A Decision Framework<\/b><\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-20370\" src=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM.webp\" alt=\"Should you migrate that component?\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM.webp 1536w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM-1024x683.webp 1024w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM-768x512.webp 768w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM-640x427.webp 640w, https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/ChatGPT-Image-Aug-20-2026-12_06_01-PM-400x267.webp 400w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p><i><span style=\"font-weight: 400;\">Four-question decision flow for whether to migrate an Aura component to LWC, with leave-it-alone as a valid answer<\/span><\/i><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>The Honest Position: <\/b><span style=\"font-weight: 400;\">A wholesale Aura-to-LWC rewrite is rarely the right first project. It consumes a quarter of engineering capacity, delivers nothing users asked for, and introduces regressions in code that previously worked.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Migrate Opportunistically Instead:<\/b><span style=\"font-weight: 400;\"> When you\u2019re already in a component for a feature change, rebuild it in LWC. Over two years, most of your estate converts, at no additional cost, with regression risk spread thin.<\/span><\/li>\n<\/ul>\n<p><b>Migrate Deliberately When:<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The component is on a page users load constantly, and it\u2019s measurably slow<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It\u2019s blocking a change you need to make<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">You\u2019re rebuilding that area of functionality anyway<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The Aura component depends on something being retired<\/span><\/li>\n<\/ul>\n<h2><b>What Migration Actually Involves<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Aura and LWC aren\u2019t syntactically similar enough for mechanical conversion, so expect a rebuild rather than a translation. Salesforce Development Services can help manage that rebuild end to end, from component assessment and LWC architecture to Apex integration, Jest testing, and incremental deployment.<\/span><\/p>\n<p><b>What Has To Change:<\/b><\/p>\n\n<table id=\"tablepress-264\" class=\"tablepress tablepress-id-264\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Aura<\/th><th class=\"column-2\">LWC equivalent<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">.cmp markup with aura: tags<\/td><td class=\"column-2\">HTML template with standard elements<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">aura:attribute<\/td><td class=\"column-2\">@api public properties<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Two-way binding (v.value)<\/td><td class=\"column-2\">One-way binding plus explicit event handlers<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">component.get() \/ set()<\/td><td class=\"column-2\">Direct JavaScript property access<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Aura events (application\/component)<\/td><td class=\"column-2\">CustomEvent and Lightning Message Service<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">$A.enqueueAction()<\/td><td class=\"column-2\">@wire or imperative Apex with Promises<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Aura-specific init handler<\/td><td class=\"column-2\">connectedCallback()<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Helper files<\/td><td class=\"column-2\">Standard JavaScript modules<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-264 from cache -->\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Rough effort per component, assuming the Apex behind it doesn\u2019t change:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Simple Display Component:<\/b><span style=\"font-weight: 400;\"> Half a day to a day<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Form With Validation:<\/b><span style=\"font-weight: 400;\"> One to three days<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Complex Component With Multiple Children And Events:<\/b><span style=\"font-weight: 400;\"> One to two weeks<\/span><\/li>\n<\/ul>\n<p><b>The Part People Underestimate Is Testing:<\/b><span style=\"font-weight: 400;\"> Aura components typically have no automated tests, so migration means writing Jest coverage that never existed. That\u2019s often more effort than the rebuild itself &#8211; and it\u2019s also the main reason the migrated version is more maintainable.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Aura and LWC interoperate, which makes incremental migration viable. An Aura component can contain an LWC child; the reverse isn\u2019t true. That asymmetry shapes migration order: migrate leaf components first, work upward<\/span><b>.<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Related: <\/span><a href=\"https:\/\/dianapps.com\/blog\/custom-salesforce-development-benefits\/\"><span style=\"font-weight: 400;\">Salesforce development cost<\/span><\/a><span style=\"font-weight: 400;\"> \u00b7 <\/span><a href=\"https:\/\/dianapps.com\/blog\/salesforce-devops-guide\/\"><span style=\"font-weight: 400;\">Salesforce DevOps<\/span><\/a><\/p>\n<div style=\"background: #EEF2FE; border: 1px solid #DBE2FB; border-radius: 14px; padding: 28px 32px; margin: 38px 0;\">\n<h4 style=\"color: #1b3fae; font-size: 22px; line-height: 1.3; font-weight: bold; margin: 0 0 10px;\"><span style=\"font-weight: 400;\"><b>Plan Your Aura-to-LWC Migration <\/b><\/span><\/h4>\n<p style=\"color: #4b5563; font-size: 16px; line-height: 1.6; margin: 0 0 22px;\"><span style=\"font-weight: 400;\">Get expert help assessing your existing components, prioritizing migration opportunities, and modernizing Salesforce without unnecessary rewrites.<\/span><\/p>\n<p><a style=\"display: inline-block; background: #2563EB; color: #ffffff; text-decoration: none; font-size: 15px; font-weight: 600; padding: 13px 26px; border-radius: 8px;\" href=\"https:\/\/dianapps.com\/salesforce-development-services\">Explore Salesforce Development Services \u2192<\/a><\/p>\n<\/div>\n<h2><b>Recommendation by Scenario<\/b><\/h2>\n\n<table id=\"tablepress-265\" class=\"tablepress tablepress-id-265\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Your situation<\/th><th class=\"column-2\">Use this<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Any new component<\/td><td class=\"column-2\">LWC, without exception<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Generating a PDF<\/td><td class=\"column-2\">Visualforce - no alternative<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Complex dynamic email template<\/td><td class=\"column-2\">Visualforce<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Any part of the org still on Classic<\/td><td class=\"column-2\">Visualforce for those overrides<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Working Aura component, no issues<\/td><td class=\"column-2\">Leave it<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Aura component that\u2019s slow on a busy page<\/td><td class=\"column-2\">Migrate to LWC<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Building on an LWR Experience Cloud site<\/td><td class=\"column-2\">LWC<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Building on an Aura-template Experience site<\/td><td class=\"column-2\">Check constraints first<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Hiring for the skill<\/td><td class=\"column-2\">LWC - the talent pool is going one way<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-265 from cache -->\n<div style=\"background: #EEF2FE; border: 1px solid #DBE2FB; border-radius: 14px; padding: 28px 32px; margin: 38px 0;\">\n<h4 style=\"color: #1b3fae; font-size: 22px; line-height: 1.3; font-weight: bold; margin: 0 0 10px;\"><span style=\"font-weight: 400;\"><b>Need Developers for Your Salesforce Migration? <\/b><\/span><\/h4>\n<p style=\"color: #4b5563; font-size: 16px; line-height: 1.6; margin: 0 0 22px;\"><span style=\"font-weight: 400;\">Add experienced Salesforce developers to handle LWC builds, Aura modernization, testing, and incremental migration alongside your existing team.<\/span><\/p>\n<p><a style=\"display: inline-block; background: #2563EB; color: #ffffff; text-decoration: none; font-size: 15px; font-weight: 600; padding: 13px 26px; border-radius: 8px;\" href=\"https:\/\/dianapps.com\/hire-salesforce-developers\">Hire Salesforce Developers \u2192<\/a><\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<h2><b>Where to Go Next<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">For building in the recommended framework, see the <\/span><a href=\"https:\/\/dianapps.com\/blog\/lightning-web-components-complete-guide\/\"><span style=\"font-weight: 400;\">Lightning Web Components guide<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For the framework you\u2019ll still need for PDFs, what<\/span><span style=\"font-weight: 400;\">\u00a0is Visualforce<\/span><span style=\"font-weight: 400;\">?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For the platform beneath all three, <\/span><span style=\"font-weight: 400;\">Lightning Experience<\/span><span style=\"font-weight: 400;\"> and <\/span><span style=\"font-weight: 400;\">The Lightning Platform<\/span><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For the Apex behind your components, the <\/span><a href=\"https:\/\/dianapps.com\/blog\/apex-programming-guide\/\"><span style=\"font-weight: 400;\">Apex programming guide<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">For budgeting a migration, <\/span><a href=\"https:\/\/dianapps.com\/blog\/custom-salesforce-development-benefits\/\"><span style=\"font-weight: 400;\">Salesforce development cost<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The <\/span><a href=\"https:\/\/dianapps.com\/blog\/salesforce-development-guide\/\"><span style=\"font-weight: 400;\">Complete Salesforce Development Guide<\/span><\/a><span style=\"font-weight: 400;\"> is the hub.<\/span><\/p>\n<h2><b>Before You Commit to a Rewrite<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The most common thing we\u2019re asked to quote is a full Aura-to-LWC migration. The most common thing we recommend afterwards is a smaller one.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Not every component earns its rebuild. Some are on pages nobody visits. Some will be replaced by functionality Salesforce ships natively next year. Some are genuinely slowing down a page users hit fifty times a day, and those are worth doing first.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">We\u2019re a certified Salesforce Consulting Partner, and inventorying an Aura estate and scoring it for migration value is routine work for our team &#8211; usually finishing with a shorter list than the client expected.<\/span><\/p>\n<div style=\"background: #EEF2FE; border: 1px solid #DBE2FB; border-radius: 14px; padding: 28px 32px; margin: 38px 0;\">\n<h4 style=\"color: #1b3fae; font-size: 22px; line-height: 1.3; font-weight: bold; margin: 0 0 10px;\"><span style=\"font-weight: 400;\"><b>Not Sure What to Migrate First? <\/b><\/span><\/h4>\n<p style=\"color: #4b5563; font-size: 16px; line-height: 1.6; margin: 0 0 22px;\"><span style=\"font-weight: 400;\">Tell us about your Salesforce environment, and we\u2019ll help you identify which components are worth rebuilding, which can stay, and where to start.<\/span><\/p>\n<p><a style=\"display: inline-block; background: #2563EB; color: #ffffff; text-decoration: none; font-size: 15px; font-weight: 600; padding: 13px 26px; border-radius: 8px;\" href=\"https:\/\/dianapps.com\/contact\">Talk to Our Salesforce Experts \u2192<\/a><\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<style>.elementor-20364 .elementor-element.elementor-element-2932a52{text-align:left;}.elementor-20364 .elementor-element.elementor-element-2932a52 > .elementor-widget-container{margin:0px 0px 0px 0px;}.elementor-20364 .elementor-element.elementor-element-0b767d1 .elementor-tab-title{border-width:1px;border-color:#00000014;}.elementor-20364 .elementor-element.elementor-element-0b767d1 .elementor-tab-content{border-width:1px;border-bottom-color:#00000014;}.elementor-20364 .elementor-element.elementor-element-0b767d1 > .elementor-widget-container{margin:0px 0px 0px 0px;}<\/style><div class=\"porto-block elementor elementor-20364\">\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-27707ca elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"27707ca\" data-element_type=\"section\">\r\n\t\t\t\r\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\r\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0163611\" data-id=\"0163611\" data-element_type=\"column\">\r\n\r\n\t\t\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\r\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-03a2969 elementor-widget elementor-widget-text-editor\" data-id=\"03a2969\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.14.0 - 26-06-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2932a52 elementor-widget elementor-widget-heading\" data-id=\"2932a52\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.14.0 - 26-06-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-large\">FAQs <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b767d1 elementor-widget elementor-widget-toggle\" data-id=\"0b767d1\" data-element_type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.14.0 - 26-06-2023 *\/\n.elementor-toggle{text-align:left}.elementor-toggle .elementor-tab-title{font-weight:700;line-height:1;margin:0;padding:15px;border-bottom:1px solid #d5d8dc;cursor:pointer;outline:none}.elementor-toggle .elementor-tab-title .elementor-toggle-icon{display:inline-block;width:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon svg{-webkit-margin-start:-5px;margin-inline-start:-5px;width:1em;height:1em}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-right{float:right;text-align:right}.elementor-toggle .elementor-tab-title .elementor-toggle-icon.elementor-toggle-icon-left{float:left;text-align:left}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-closed{display:block}.elementor-toggle .elementor-tab-title .elementor-toggle-icon .elementor-toggle-icon-opened{display:none}.elementor-toggle .elementor-tab-title.elementor-active{border-bottom:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-closed{display:none}.elementor-toggle .elementor-tab-title.elementor-active .elementor-toggle-icon-opened{display:block}.elementor-toggle .elementor-tab-content{padding:15px;border-bottom:1px solid #d5d8dc;display:none}@media (max-width:767px){.elementor-toggle .elementor-tab-title{padding:12px}.elementor-toggle .elementor-tab-content{padding:12px 10px}}.e-con-inner>.elementor-widget-toggle,.e-con>.elementor-widget-toggle{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1201\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1201\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">What is the difference between LWC and Aura?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1201\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1201\"><p><span style=\"font-weight: 400;\">Aura is a proprietary framework built in 2014, when browsers lacked native component support. LWC uses web standards directly &#8211; Web Components, shadow DOM, and modern JavaScript &#8211; which makes it faster, easier to test with standard tooling, and built on skills that transfer outside Salesforce.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1202\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1202\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Is Aura deprecated in Salesforce?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1202\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1202\"><p><span style=\"font-weight: 400;\">No.\u00a0Aura is still supported and has no published retirement date. It\u2019s in maintenance mode, receiving bug fixes but no new capability, with all framework investment going to LWC. You face accumulating technical debt rather than a deadline.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1203\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1203\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Is Visualforce deprecated?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1203\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1203\"><p><span style=\"font-weight: 400;\">No, and it isn\u2019t on any retirement list. It remains the only native way to generate PDFs via <\/span><span style=\"font-weight: 400;\">renderAs=&#8221;pdf&#8221;<\/span><span style=\"font-weight: 400;\"> and it handles complex dynamic email templates that Lightning templates can\u2019t. Visualforce is still being written in 2026, not just maintained.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1204\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1204\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Should I migrate all my Aura components to LWC?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1204\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1204\"><p><span style=\"font-weight: 400;\">Rarely all at once, as a wholesale rewrite consumes engineering capacity, delivers nothing users requested, and risks regressions in working code. Migrate opportunistically &#8211; when you\u2019re already changing a component, when it\u2019s measurably slow on a busy page, or when it\u2019s blocking something.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1205\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-1205\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">How much faster is LWC than Aura?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1205\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-1205\"><p><span style=\"font-weight: 400;\">It varies by component; Salesforce\u2019s own DreamHouse app recorded Experience Page Time improvements ranging from 2% to 60% after migration. Simple components gain little; complex, data-heavy ones gain substantially. Measure before promising a specific improvement.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1206\" class=\"elementor-tab-title\" data-tab=\"6\" role=\"button\" aria-controls=\"elementor-tab-content-1206\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Can Aura and LWC work together?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1206\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"6\" role=\"region\" aria-labelledby=\"elementor-tab-title-1206\"><p><span style=\"font-weight: 400;\">Yes, and this is what makes incremental migration practical. An Aura component can contain an LWC child, though the reverse isn\u2019t true. That asymmetry means you should migrate leaf components first and work upward through the hierarchy.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1207\" class=\"elementor-tab-title\" data-tab=\"7\" role=\"button\" aria-controls=\"elementor-tab-content-1207\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">How long does it take to migrate an Aura component to LWC?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1207\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"7\" role=\"region\" aria-labelledby=\"elementor-tab-title-1207\"><p><span style=\"font-weight: 400;\">Half a day to a day for a simple display component, one to three days for a form with validation, one to two weeks for a complex component with multiple children and events. Add time for Jest tests, which the Aura original almost certainly didn\u2019t have.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1208\" class=\"elementor-tab-title\" data-tab=\"8\" role=\"button\" aria-controls=\"elementor-tab-content-1208\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Can LWC generate PDFs?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1208\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"8\" role=\"region\" aria-labelledby=\"elementor-tab-title-1208\"><p><span style=\"font-weight: 400;\">No,\u00a0<\/span><span style=\"font-weight: 400;\">renderAs=&#8221;pdf&#8221;<\/span><span style=\"font-weight: 400;\"> on a Visualforce page remains the only native option. The alternatives are third-party tools such as Conga or DocuSign Gen, which cost money but remove the Visualforce dependency.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1209\" class=\"elementor-tab-title\" data-tab=\"9\" role=\"button\" aria-controls=\"elementor-tab-content-1209\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Which framework should I learn first?<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1209\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"9\" role=\"region\" aria-labelledby=\"elementor-tab-title-1209\"><p><span style=\"font-weight: 400;\">LWC, as it\u2019s where Salesforce is investing, it\u2019s what job specifications ask for, and the skills &#8211; modern JavaScript, Web Components, shadow DOM &#8211; transfer to work outside Salesforce entirely. Learn enough Aura to maintain what exists.<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is the difference between LWC and Aura?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">Aura is a proprietary framework built in 2014, when browsers lacked native component support. LWC uses web standards directly &#8211; Web Components, shadow DOM, and modern JavaScript &#8211; which makes it faster, easier to test with standard tooling, and built on skills that transfer outside Salesforce.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Is Aura deprecated in Salesforce?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">No.\\u00a0Aura is still supported and has no published retirement date. It\\u2019s in maintenance mode, receiving bug fixes but no new capability, with all framework investment going to LWC. You face accumulating technical debt rather than a deadline.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Is Visualforce deprecated?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">No, and it isn\\u2019t on any retirement list. It remains the only native way to generate PDFs via <\\\/span><span style=\\\"font-weight: 400;\\\">renderAs=&#8221;pdf&#8221;<\\\/span><span style=\\\"font-weight: 400;\\\"> and it handles complex dynamic email templates that Lightning templates can\\u2019t. Visualforce is still being written in 2026, not just maintained.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Should I migrate all my Aura components to LWC?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">Rarely all at once, as a wholesale rewrite consumes engineering capacity, delivers nothing users requested, and risks regressions in working code. Migrate opportunistically &#8211; when you\\u2019re already changing a component, when it\\u2019s measurably slow on a busy page, or when it\\u2019s blocking something.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"How much faster is LWC than Aura?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">It varies by component; Salesforce\\u2019s own DreamHouse app recorded Experience Page Time improvements ranging from 2% to 60% after migration. Simple components gain little; complex, data-heavy ones gain substantially. Measure before promising a specific improvement.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Can Aura and LWC work together?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">Yes, and this is what makes incremental migration practical. An Aura component can contain an LWC child, though the reverse isn\\u2019t true. That asymmetry means you should migrate leaf components first and work upward through the hierarchy.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"How long does it take to migrate an Aura component to LWC?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">Half a day to a day for a simple display component, one to three days for a form with validation, one to two weeks for a complex component with multiple children and events. Add time for Jest tests, which the Aura original almost certainly didn\\u2019t have.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Can LWC generate PDFs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">No,\\u00a0<\\\/span><span style=\\\"font-weight: 400;\\\">renderAs=&#8221;pdf&#8221;<\\\/span><span style=\\\"font-weight: 400;\\\"> on a Visualforce page remains the only native option. The alternatives are third-party tools such as Conga or DocuSign Gen, which cost money but remove the Visualforce dependency.<\\\/span><\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Which framework should I learn first?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><span style=\\\"font-weight: 400;\\\">LWC, as it\\u2019s where Salesforce is investing, it\\u2019s what job specifications ask for, and the skills &#8211; modern JavaScript, Web Components, shadow DOM &#8211; transfer to work outside Salesforce entirely. Learn enough Aura to maintain what exists.<\\\/span><\\\/p>\"}}]}<\/script>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/section>\r\n\t\t<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Key Takeaways:\u00a0 Build new Salesforce components in LWC, while keeping Aura and Visualforce where they still solve specific requirements better. Visualforce remains essential for native PDF generation, while Aura can still make sense for stable components that are not causing problems. Avoid blanket Aura-to-LWC rewrites and migrate opportunistically when components are slow, blocking changes, or [&hellip;]<\/p>\n","protected":false},"author":15,"featured_media":20373,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_meta-robots-noindex":"","_yoast_wpseo_meta-robots-nofollow":"","_yoast_wpseo_canonical":"","_yoast_wpseo_opengraph-title":"","_yoast_wpseo_opengraph-description":"","_yoast_wpseo_opengraph-image":"","_yoast_wpseo_twitter-title":"","_yoast_wpseo_twitter-description":"","_yoast_wpseo_twitter-image":"","_wp_applaud_exclude":false,"footnotes":""},"categories":[85],"tags":[2617,2618],"class_list":["post-20351","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-salesforce","tag-lwc-vs-aura","tag-lwc-vs-aura-vs-visualforce"],"featured_image_src":{"landsacpe":["https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/Untitled-design-85-1140x445.webp",1140,445,true],"list":["https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/Untitled-design-85-463x348.webp",463,348,true],"medium":["https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/Untitled-design-85-300x169.webp",300,169,true],"full":["https:\/\/dianapps.com\/blog\/wp-content\/uploads\/2026\/08\/Untitled-design-85.webp",1536,864,false]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LWC vs Aura vs Visualforce: Which Framework to Use in 2026<\/title>\n<meta name=\"description\" content=\"LWC vs Aura vs Visualforce in 2026: compare performance, use cases, migration needs, and when to choose each Salesforce framework for your projects.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dianapps.com\/blog\/lwc-vs-aura-vs-visualforce\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LWC vs Aura vs Visualforce: Which Framework to Use in 2026\" \/>\n<meta property=\"og:description\" content=\"LWC vs Aura vs Visualforce in 2026: compare performance, use cases, migration needs, and when to choose each Salesforce framework for your projects.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dianapps.com\/blog\/lwc-vs-aura-vs-visualforce\/\" \/>\n<meta property=\"og:site_name\" content=\"Learn About Digital Transformation &amp; 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