Which tools can be used to measure Core Web Vitals?
Which tools can be used to measure Core Web Vitals?
Ask by Anubhav Sharma
Updated 05 May 2025
There are a bunch of tools you can use to check Core Web Vitals, which Google set up to look at how users actually experience websites, focusing on load times, how interactive they are, and visual stability. Here are some popular ones:
1. Google PageSpeed Insights
Looks at how well your site performs on both mobile and desktop.
Provides data from real users (thanks to Chrome's User Experience Report) as well as lab data.
Gives clear tips on how to improve performance.
2. Lighthouse (Chrome DevTools)
This tool is built into Chrome and audits performance, accessibility, SEO, and more.
It measures lab data for Core Web Vitals from a single test.
Great for debugging and testing before you launch.
3. Chrome User Experience Report (CrUX)
Gathers real user data from millions of sites.
You can access it through BigQuery or tools like PageSpeed Insights and CrUX Dashboard.
Super helpful for seeing how users experience a website over time.
4. Web Vitals Chrome Extension
A simple browser extension that gives you Core Web Vitals scores in real-time.
Perfect for quick checks while you're developing.
Shows metrics like LCP, FID, and CLS right in the browser.
5. Search Console (Core Web Vitals Report)
Shows real user data from people visiting your site.
Groups URLs by their performance (good, needs improvement, poor).
Great for tracking how your performance changes over time.
6. GTmetrix
Gives detailed reports and visualizations on performance.
Includes Web Vitals metrics along with standard speed measures.
Useful for both developers and designers.