Performance (0-100)
How fast your website loads and becomes interactive. Google measures real-world loading speed, responsiveness, and visual stability.
Key metric
Largest Contentful Paint (LCP), the time it takes for the main content to appear. It needs to be under 2.5 seconds.
Why it matters
If your site takes more than 3 seconds to load, 53% of visitors will leave before they ever see your content. Every second of delay costs you customers, and Google knows it.
