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Core Web Vitals
How fast and stable does your site feel on a real mobile device?
Speed is both a ranking factor and a conversion factor. We pull real-device metrics (and lab data) and pinpoint what’s actually slowing the page down.
What this pass checks
- LCP — largest contentful paint (load speed)
- CLS — cumulative layout shift (visual stability)
- INP / TBT — interactivity & responsiveness
- Render-blocking CSS/JS and image weight / next-gen formats (WebP, AVIF)
- Field (CrUX) data vs. lab data where available
Why it matters
A slow, janky page loses rankings and customers at the same time. Small, targeted fixes here often move the needle fastest.
The other six passes