These tools are based on data collected from

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Google has long been committed to making the usability of websites simpler and more effective with the aim of facilitating users' browsing experience and providing answers quickly and clearly. How to measure the performance of a site Tools to measure Core Web VitalsTools to measure Core Web Vitals To date, the performance of a site can be measured using: PageSpeed Insights Lighthouse Search Console Chrome UX Report Chrome DevTools Web Vitals Extension.

   Chrome User Experience , a public dataset and user experience metrics from users using Chrome in real-world conditions. However, this data is a sample because it only includes that of users who have given consent to certain conditions such as history synchronization and Canada WhatsApp Number Data  enabling usage statistics reporting. Fortunately we have some tools available to track this data which we will see at the end. What are Web Vitals Web Vitals are standard metrics for measuring the quality of a user's browsing experience on a website. Among these there are three called "Core" considered fundamental by Google and consist of metrics and indicators related to speed , response time and stability of the layout of a website.







These are the three main factors: LCP : Largest Contentful Paint - Loading speed FID : First Input Delay - Interactivity of the page (interctivity) CLS : Cumlative Layout Shift - Visual stability of loading (visual stability) Largest Contentful Paint (LCP) Core Web Vitals: Large Contentful PaintCore Web Vitals: Large Contentful Paint The LCP metric indicates the rendering time of the Largest element visible on the screen when the site loads and measures loading performance. In detail it can be included between: elements of type images <img> elements of type <image> inside elements of type <svg> elements of type video <video> background image elements loaded through the legendary url() function used within CSS A Block-level element that contains text or other elements What matters is what appears in the opening viewport of the site while everything "below the fold" is not considered.