KeyCDN

JUNE 20, 2019

However, in 2019, the expectation for a good user experience is now higher than ever. Customer want to know they can trust the website they are buying from, they want to access the website fast, and they want a great offer. eCommerce Conversion Rate Benchmarks First off, we’ll start with some benchmarks.

Ecommerce 41

Ecommerce Speed Website Mobile 41

Smashing Magazine

JANUARY 11, 2021

Defining The Environment Choosing a framework, baseline performance cost, Webpack, dependencies, CDN, front-end architecture, CSR, SSR, CSR + SSR, static rendering, prerendering, PRPL pattern. Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts.

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 ). Addy Osmani has written a very detailed write-up on how to start performance budgeting , how to quantify the impact of new features and where to start when you are over budget. Image source ).

Performance 145

Performance Cache Network Metrics 145