Performance · 8 min read
WebP vs PNG: real-world page speed tests
Concrete numbers from 50 image swaps across 3G, 4G and Wi-Fi — plus what it did to LCP.
Read moreBlog
Hands-on articles on WebP, PNG, and squeezing more out of every image you ship to the web.
Performance · 8 min read
Concrete numbers from 50 image swaps across 3G, 4G and Wi-Fi — plus what it did to LCP.
Read moreDeep dive · 6 min read
How the two formats actually compress data, where each one wins, and when you should keep PNG.
Read moreIntro · 4 min read
Three concrete reasons WebP keeps replacing PNG and JPEG, and what it takes to roll it out.
Read moreHow-to · 5 min read
Three battle-tested workflows: the in-browser route, cwebp, and a one-line shell loop.
SEO · 6 min read
Image format is one input to LCP. Here's a clear hierarchy of what to fix first if you want a green Lighthouse score.
Read moreReference · 4 min read
Everything that supports WebP in 2025, and the right HTML for the few that don't.
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