Web performance metrics are essential for understanding the performance of websites and applications. These metrics help web developers and designers to measure the success and performance of a website.

Popular web performance metrics include Largest Contentful Paint (LCP), First Contentful Paint (FCP), Speed Index, Time to Interactive (TTI), and Total Blocking Time (TBT). Each of these metrics has their own unique purpose and can help you identify potential performance issues and opportunities for improvement. By tracking and analyzing these metrics, you can ensure that your website is optimized for the best possible browsing experience.

Read more about each metric here.