Speed Curve

DECEMBER 20, 2021

Google's Core Web Vitals have been a huge topic this year. We've been tracking these as individual metrics – Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift – since before Google branded them as a set. Watch a demo video showing how to create custom charts and performance budgets for Web Vitals.).

Retail 52

Retail Benchmarking Metrics Website 52

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). For each of them, Google recommends a range of acceptable speed goals.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Note : as TCP generally under-utilizes network connection by a significant amount, Google has developed TCP Bottleneck Bandwidth and RRT ( BBR ), a relatively new TCP delay-controlled TCP flow control algorithm.

Performance 145

Performance Cache Network Metrics 145