{"id":682,"date":"2023-04-04T10:53:18","date_gmt":"2023-04-04T10:53:18","guid":{"rendered":"https:\/\/7searchppc.com\/blog\/?p=682"},"modified":"2024-11-28T15:18:10","modified_gmt":"2024-11-28T09:48:10","slug":"lighthouse-performance-metrics","status":"publish","type":"post","link":"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/","title":{"rendered":"Lighthouse Performance Metrics: A Complete Technical SEO Guide"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-black ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#what-is-google-lighthouse\" >What Is Google Lighthouse?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-does-the-lighthouse-score-perform\" >How Does The Lighthouse Score Perform?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#first-contentful-paint\" >First Contentful Paint<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#first-meaningful-paint\" >First Meaningful Paint<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#speed-index\" >Speed Index<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#time-interaction\" >Time Interaction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#first-cpu-idle\" >First CPU Idle<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#estimated-input-latency\" >Estimated Input Latency<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#role-of-core-web-vitals-in-lighthouse-performance\" >Role Of Core Web Vitals In Lighthouse Performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#what-distinguishes-lighthouse-from-core-web-vitals\" >What Distinguishes Lighthouse From Core Web Vitals?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#why-doesnt-the-cruxsearch-console-report-not-match-lighthouse\" >Why Doesn\u2019t The Crux\/search Console Report Not Match Lighthouse?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-are-performance-metrics-for-lighthouses-calculated\" >How Are Performance Metrics For Lighthouses Calculated?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#webdev\" >Web.dev<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#google-chrome-developers-tool\" >Google Chrome Developers Tool<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#google-page-speed-insights-psi\" >Google Page Speed Insights (PSI)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#gt-metrix\" >GT Metrix<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#explaining-lighthouse-performance-metrics\" >Explaining Lighthouse Performance Metrics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#what-components-can-be-included-in-lcp\" >What Components Can Be Included In LCP?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-to-find-lcp-on-your-site\" >How To Find LCP On Your Site?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#why-does-poor-lcp-occur\" >Why Does Poor LCP Occur?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#slow-server-response-time\" >Slow Server Response Time<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#render-blocking-javascript-and-css\" >Render Blocking JavaScript and CSS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#client-side-rendering\" >Client-Side Rendering<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#slow-resource-load-times\" >Slow Resource Load Times<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-to-improve-poor-lcp\" >How To Improve Poor LCP?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#css-optimization\" >CSS Optimization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#image-optimization\" >Image Optimization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#web-fonts-optimization\" >Web Fonts Optimization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#java-script-optimization\" >Java Script Optimization<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-to-use-the-lighthouse-score-to-test-performance\" >How To Use The Lighthouse Score To Test Performance?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#front-end-performance-test\" >Front-End Performance Test<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#back-end-performance-test\" >Back-End Performance Test<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#how-to-run-lighthouse-tests\" >How To Run Lighthouse Tests?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#run-lighthouse-in-chrome-dev-tool\" >Run Lighthouse In Chrome Dev Tool<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#run-lighthouse-in-chrome-extension\" >Run Lighthouse in Chrome Extension<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/www.7searchppc.com\/blog\/lighthouse-performance-metrics\/#conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<p>Lighthouse performance is a crucial factor in SEO. That\u2019s why <strong>SEO<\/strong> experts worldwide are collectively struggling over their personal and collective battles, which are all being affected by a unified blocker.<\/p>\n<p>But every <strong>SEO professional<\/strong> wants a reliable tool for growing faster. Therefore, Google launched the Lighthouse tool in the year 2016. Since its debut, the toll has evolved from a developer-focused tool to the recommended testing tool for the mobile-first index. In contrast, the tool is convenient and straightforward in utilization and its lighthouse <strong>performance<\/strong> score matters in SEO. The overall static performance metric is ideal for presentations to senior-level stakeholders.<\/p>\n<p>In general, only metrics contribute to your lighthouse performance score, not the outcomes of opportunities or monitoring. However, improving opportunities and monitoring will likely enhance metric value, so there is an indirect relationship.<\/p>\n<p>This blog post will explain the enhancement of the lighthouse performance score, how it\u2019s calculated, and how lighthouse performance ranks each metric in SEO.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"what-is-google-lighthouse\"><\/span>What Is Google Lighthouse?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Lighthouse is a free and open-source website auditing tool. Google created this tool which examines the following aspects of a URL performance, progressive web app, accessibility, best practices, and SEO.<\/p>\n<p>The lighthouse architecture is already used in Google\u2019s other performance measurement tools, such as the analyses for page-speed insights and browser-based audits via the Chrome browser\u2019s developer tool.<\/p>\n<p>Since its launch, we\u2019ve seen three different versions of the Lighthouse performance score tool as follows:<\/p>\n<ol>\n<li>Lighthouse 1.0 was initially designed as a Progressive Web Apps (PWAs) auditing tool.<\/li>\n<li>Lighthouse 2.0 added performance and SEO analysis for standard websites.<\/li>\n<li>Lighthouse 3.0 was released in early 2018 with a new layout and direct integration into Google\u2019s Chrome developer tools. Lighthouse is still an <strong>open-source URL<\/strong>-level analysis framework.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"how-does-the-lighthouse-score-perform\"><\/span>How Does The Lighthouse Score Perform?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Lighthouse evaluates how quickly visitors can access or\u00a0read the content\u00a0on a website or mobile application. Here are the 6 best practices for lighthouse performance scores:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"first-contentful-paint\"><\/span>First Contentful Paint<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This indicates how long it takes for viewers to see the initial text or image.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"first-meaningful-paint\"><\/span>First Meaningful Paint<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This denotes the point at which users can see a page\u2019s primary content.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"speed-index\"><\/span>Speed Index<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The speed index offers a consistent number to describe how quickly a page\u2019s content loads.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"time-interaction\"><\/span>Time Interaction<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>This shows how long the user must wait before they may engage fully with the page and its contents.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"first-cpu-idle\"><\/span>First CPU Idle<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The value in this category returns the time when the page\u2019s main thread activity is low enough to allow inputs to be processed.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"estimated-input-latency\"><\/span>Estimated Input Latency<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The preceding result is an estimate (in milliseconds) of how long an app takes to respond to the user\u2019s input during the 5-second windows of maximum computation during page load. Users may perceive an app or website as too slow if the latency exceeds 50ms.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"role-of-core-web-vitals-in-lighthouse-performance\"><\/span>Role Of Core Web Vitals In Lighthouse Performance<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Google launched a chromium project known as core web vitals on the 5th of May 2020. The web vitals metrics are a component of a Google program that aims to offer consistent advice for quality signals to improve lighthouse performance scores.<\/p>\n<p>Core web vitals are a cluster of metrics that evaluate the user experience based on factors like load performance, responsiveness to user input, and layout stability. While <a href=\"https:\/\/www.semrush.com\/blog\/core-web-vitals\/\" rel=\"nofollow noopener\" target=\"_blank\">core web vitals<\/a> are valuable user experience metrics, they will be meaningless unless you create a development workflow to improve them in both the lab and the field continuously.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-3340 size-full lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/www.7searchppc.com\/blog\/wp-content\/uploads\/2023\/04\/Core-Web-Vital.png\" alt=\"Core Web Vital\" width=\"1000\" height=\"561\" title=\"\" data-sizes=\"auto\" data-srcset=\"https:\/\/www.7searchppc.com\/blog\/wp-content\/uploads\/2023\/04\/Core-Web-Vital.png 1000w, https:\/\/www.7searchppc.com\/blog\/wp-content\/uploads\/2023\/04\/Core-Web-Vital-300x168.png 300w, https:\/\/www.7searchppc.com\/blog\/wp-content\/uploads\/2023\/04\/Core-Web-Vital-768x431.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<p>The workflow for enhancing core web vitals for your website depends on whether you\u2019re gathering your field data, where you\u2019ll find Google\u2019s tools helpful in identifying and resolving user experience issues.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"what-distinguishes-lighthouse-from-core-web-vitals\"><\/span>What Distinguishes Lighthouse From Core Web Vitals?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Lighthouse generates results using simulated lab data, but core web vitals scores are based on user data. Since FID depends on actual user action, it can only be measured using real-world data. The value of FID (First Input Delay) is approximately by Lighthouse using the total blocking time metric. Here are The main notable differences between these two explained below:<\/p>\n<ol>\n<li>The Google tool Core Web Vitals applies to all web pages and is measured by all the website owners, and it emerged all over Google. Whereas Google Lighthouse score is a tool that aids in\u00a0improving web quality.<\/li>\n<li>The Core Web Vital tool displays the performance of a web page based on real-world usage data (field data). In contrast, the Google Lighthouse tool performs some checks and then provides a detailed score and report of how the page performs.<\/li>\n<li>Core Web Vital can be measured by various tools such as Chrome UX report, Page Speed Insights, Search Console, and Chrome Dev Tools. However, there is no equivalent tool for Google Lighthouse.<\/li>\n<li>The Core Web Vitals have three metrics:<\/li>\n<\/ol>\n<ul>\n<li>\u00a0Largest Contentful Paint (LCP)<\/li>\n<li>First Input Display (FCP)<\/li>\n<li>Cumulative Layout Shift (CLS)<\/li>\n<\/ul>\n<p>While Google Lighthouse also has three metrics:<\/p>\n<ul>\n<li>Largest Contentful Paint (LCP)<\/li>\n<li>Cumulative Layout Shift (CLS)<\/li>\n<li>Total Blocking Time (TBT)<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"why-doesnt-the-cruxsearch-console-report-not-match-lighthouse\"><\/span>Why Doesn\u2019t The Crux\/search Console Report Not Match Lighthouse?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The Lighthouse performance score doesn\u2019t consider the speed with which a page load is determined by factors such as the user\u2019s network connection, the device\u2019s network processing power, and even the user\u2019s physical distance from the site\u2019s server. Alternatively, this tool emulates a mid-range device and slows down the CPU to recreate common concerns.<\/p>\n<p>The Chrome UX Report API (CrUX API) was designed to provide developers with simple, fast, and comprehensive access to CrUX data. Unlike the existing Page Speed Insights API, which also reports lab data from Lighthouse performance score audits, the CrUX API only reports field user experience data.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"how-are-performance-metrics-for-lighthouses-calculated\"><\/span>How Are Performance Metrics For Lighthouses Calculated?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Using one of four tools, you can calculate a Lighthouse performance score on your site. They all make use of the same KPIs and metrics as those mentioned below:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"webdev\"><\/span>Web.dev<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>An easy-to-use application that does the entire score, like performance, accessibility, SEO, and best practices, without not considering the device you are analyzing.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"google-chrome-developers-tool\"><\/span>Google Chrome Developers Tool<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The most comprehensive tool that examines PWA and all KPIs on desktop and mobile platforms.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"google-page-speed-insights-psi\"><\/span>Google Page Speed Insights (PSI)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The most widely used tool that analyzes your website\u2019s performance KPI.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"gt-metrix\"><\/span>GT Metrix<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A well-liked performance measurement tool that additionally computes the Lighthouse performance score metrics.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"explaining-lighthouse-performance-metrics\"><\/span>Explaining Lighthouse Performance Metrics<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There is one tool, i.e., Largest Contentful Paint (LCP), that builds a platform of lighthouse performance metrics for enhancing the overall website performance. Compared to when the page initially began loading, the LCP Metric shows the render time to the most prominent picture or text block visible within the viewpoint.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"what-components-can-be-included-in-lcp\"><\/span>What Components Can Be Included In LCP?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are three major types of components that LCP includes:<\/p>\n<ol>\n<li>&lt;img&gt; components<\/li>\n<li>&lt;image&gt;components inside a &lt;svg&gt; component.<\/li>\n<li>&lt;video&gt; components (the poster image is used)<\/li>\n<\/ol>\n<p>The components are loaded using the URL() function and have a background image rather than a CSS gradient. Block-level components containing text nodes and other in-line-level text are considered nominal components.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"how-to-find-lcp-on-your-site\"><\/span>How To Find LCP On Your Site?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>LCP is an essential user-focused statistic for measuring perceived load speed since it indicates when the website\u2019s primary content has probably been loaded. A quick LCP gives the user confidence that the page is valuable.<\/p>\n<p>Another way, Google Lighthouse in Chrome Dev Tools offers a different method to find LCP in real. Click the \u201cGenerate Report\u201d option under the lighthouse tab. You may find the LCP lighthouse performance score among the other metrics when the test is over.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"why-does-poor-lcp-occur\"><\/span>Why Does Poor LCP Occur?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A poor LCP can occur randomly to reduce the lighthouse performance score, such as built-in media players, widgets like the login form, a newsletter sign-up form that can slowly load a page, slides of wasteful photos, social media buttons, and more.<\/p>\n<p>There are four basic kinds of causes of poor LCP:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"slow-server-response-time\"><\/span>Slow Server Response Time<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>An apparent reason for bad LCP is server response time, which adversely affects all your\u00a0loading speed\u00a0measurements. Slow server response times are frequently the consequences of issues with your back-end infrastructure, inefficient database queries, or slow-loading API occurring in your site\u2019s background.<\/p>\n<p>Making sure your website is based on a quality server is the first step in enhancing this.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"render-blocking-javascript-and-css\"><\/span>Render Blocking JavaScript and CSS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Customizing your website is a terrific way to make it stand out, but adding JavaScript and CSS to enhance the theme and content of your site may also slow down the <a href=\"https:\/\/www.7searchppc.com\/blog\/website-loading-time\/\"><strong>loading time<\/strong><\/a> of your website.<\/p>\n<p>To improve your LCP, it can often be wiser to keep a less \u201cheavy\u201d site design and fewer plugins significantly above the page.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"client-side-rendering\"><\/span>Client-Side Rendering<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A standard web development technique is client-side rendering, which renders web pages directly in the browser using JavaScript. However, the browser gathers and loads the JavaScript before generating the primary content.<\/p>\n<p>This can be something you want to look at when developing your LCP if you also rely on client-side rendering.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"slow-resource-load-times\"><\/span>Slow Resource Load Times<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Usually, pages with plenty of visual impact or considerable resources will take a long time to load. Your LCP will be impacted if there are numerously slow-loading high-quality photos, GIFs, and text boxes that need to be presented above the fold.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"how-to-improve-poor-lcp\"><\/span>How To Improve Poor LCP?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Poor LCP can be fixed in a few ways, some of which are simpler than others mentioned below:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"css-optimization\"><\/span>CSS Optimization<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>CSS files are resources that restrict rendering from happening. Before the server can render the entire page, resources must be loaded and processed. However, you can optimize CSS files by manually removing unused code, minimizing CSS files in use, or using media queries to optimize CSS background images.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"image-optimization\"><\/span>Image Optimization<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>You may optimize your picture by following a few steps. The following are the key ones:<\/p>\n<ol>\n<li>Image compression.<\/li>\n<li>Consider converting your images to better-suited formats.<\/li>\n<li>Instead of GIFs, use videos that take less time to load.<\/li>\n<li>Ensure your images have the proper dimensions.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"web-fonts-optimization\"><\/span>Web Fonts Optimization<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Fonts are frequently distributed in large files for optimization. Therefore, text in a rare font will not occur on a page until the font file is loaded. It will take longer for users to see critical information on a webpage, which will not be enough.<\/p>\n<p>To avoid this, optimize your web fonts. The page load should be quicker if you reduce the size of your web font, use a font display, or update your page styling to use your custom font.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"java-script-optimization\"><\/span>Java Script Optimization<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>It might be worthwhile to check on your JavaScript if it has been idle for some time because it might slow down website load times. Given the most recent LCP stats, a few actions you may do to improve your JavaScript include:<\/p>\n<ol>\n<li>Deleting Useless Code.<\/li>\n<li>Ensuring that your code is current and suitable for use with modern browsers.<\/li>\n<li>Installing current JavaScript and using code splitting to reduce payloads.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"how-to-use-the-lighthouse-score-to-test-performance\"><\/span>How To Use The Lighthouse Score To Test Performance?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Performance testing is frequently carried out in two ways:<\/p>\n<ol>\n<li>Front End<\/li>\n<li>Back End<\/li>\n<\/ol>\n<p>Test the server\u2019s capacity to handle the load when several requests are issued from users at once. Users will receive a terrible 505 error if they cannot do so. Load testing tools such as JMeter, K6, and Gatling can help you redirect how your servers will respond.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"front-end-performance-test\"><\/span>Front-End Performance Test<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>While performing front-end performance testing, servers may return the expected response time, but this does not guarantee that your users will see the response immediately. Performance is also affected by how different browsers process payload data from servers.<\/p>\n<p>JavaScript adds interactivity and functionality to websites but can also add drag, especially if not optimized, and prevents content from being rendered completely. The same case can be said for cascading styling sheets.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"back-end-performance-test\"><\/span>Back-End Performance Test<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Back-end testing also includes many tools to assist you in testing the performance of your website. Google Lighthouse is one of the most popular tools as it can be utilized as an extension for Cypress, a JavaScript-based end-to-end tool for testing web page performance.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"how-to-run-lighthouse-tests\"><\/span>How To Run Lighthouse Tests?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are the two most suitable platforms to run the <b>lighthouse performance score test<\/b>. So let\u2019s discover how this combination works for better performance testing.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"run-lighthouse-in-chrome-dev-tool\"><\/span>Run Lighthouse In Chrome Dev Tool<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Lighthouse can be accessed directly through Chrome\u2019s Dev Tools. Choose more tools from the main Chrome menu, developer tools, and the audits tab.<\/p>\n<p>Alternatively, you can use the shortcut F12 and select the audits Tab. Select the audits you want Lighthouse to run and click the run audits button. Following that, the lighthouse generates a detailed report on the performance of your website.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"run-lighthouse-in-chrome-extension\"><\/span>Run Lighthouse in Chrome Extension<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Install the extension as follows:<\/p>\n<ol>\n<li>Install Google Chrome on your computer.<\/li>\n<li>Install the Lighthouse performance score Chrome extension from the Chrome web store.<\/li>\n<\/ol>\n<p><b>To run an audit:<\/b><\/p>\n<ol>\n<li>Navigate to the page you like to audit in the Chrome browser.<\/li>\n<li>Select Lighthouse. It should be located near the Chrome address bar. If not, open Chrome\u2019s main menu and look for it near the top. The lighthouse menu will expand after you click it.<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Google values page speed just as much as your users do. Poor page load speed can negatively impact your bounce rate and, to a lesser extent, how you rank organically.<\/p>\n<p>Google Lighthouse assists you in auditing web pages and identifying areas where you can improve page load speed and overall user experience. Combine lighthouse with other Google Devtools or similar site auditing apps to comprehensively review your site\u2019s performance.<\/p>\n<p>Fortunately, Google Lighthouse helps to improve the overall page load speed and overall user experience.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lighthouse performance is a crucial factor in SEO. That\u2019s why SEO experts worldwide are collectively struggling over their personal and collective battles, which are all being affected by a unified blocker. But every SEO professional wants a reliable tool for growing faster. Therefore, Google launched the Lighthouse tool in the year 2016. Since its debut, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2906,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,445],"tags":[298,299],"class_list":["post-682","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-digital-marketing-insights","category-revenue-growth-hacks","tag-lighthouse-performance","tag-lighthouse-performance-metrics"],"_links":{"self":[{"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/posts\/682","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/comments?post=682"}],"version-history":[{"count":0,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/posts\/682\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/media\/2906"}],"wp:attachment":[{"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/media?parent=682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/categories?post=682"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.7searchppc.com\/blog\/wp-json\/wp\/v2\/tags?post=682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}