Page Speed Comparison tools

#1 https://tools.sandboxweb.io/

Compare site speed across results of a Google search.

The Site Speed Comparison Tool turns any Google search into a speed test across the organic search results. It displays Google’s PageSpeed Insights score, as well as deeper metrics like first paint, time to interactive, and the new core web vitals.

#2 Core SERP Vitals

https://defaced.dev/tools/core-serp-vitals/

To use the Chrome Extension you’ll need a free API key for the Chrome UX Report API.

#3 https://pagespeed.compare/

Compare performance metrics of your pages against each other or your competitors using Google PageSpeed Insights.

PageSpeed Compare makes use of Google PageSpeed Insights which is powered by Lighthouse and Chrome UX Report.