Analyzing 2 Million URLs: What We Learned About Core Web Vitals As the launch of Google's Page Experience algorithm update nears, this Searchmetrics study reveals how websites are performing against Google's benchmarks. 284 . The opinions expressed in this article are the sponsor’s own. The SEO community has been buzzing about the upcoming Core Web Vitals update, which is due to roll out in mid-June. This new Google algorithm update puts the spotlight on user experience. Three Core Web Vitals (CVW) metrics – Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift – will assess critical elements of user experience including visual stability, loading experience, and interactivity.