Posts tagged with
"web vitals"

Fast badging for better UX

Is your site fast? Adding to a string of recent announcements including Lighthouse v6 and Core Web Vitals, Google has introduced Fast page labelling in Chrome 85 for Android. If you are curious about what this means for your site and how you can get in front of it, read on!

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Tracking Web Vitals for a better user experience

SpeedCurve chart showing FCP, FID and CLS.

Google recently announced an initiative called 'Web Vitals', which focuses on three performance metrics they consider essential for improving the user experience:

  • Largest Contentful Paint (LCP)
  • First Input Delay (FID)
  • Cumulative Layout Shift (CLS)

With the exception of FID, all of these metrics are available in both LUX (our RUM tool) and Synthetic. FID requires a real user for calculation and therefore is only available in LUX. In place of FID for Synthetic, we recommend tracking JS Long Tasks or Total Blocking Time as an alternative CPU metric.

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