| WebP | AVIF | |
|---|---|---|
| File size (same quality) | 25-35% smaller than JPG | 50% smaller than JPG |
| Browser support | 97% (all modern browsers) | 78% (Chrome, Firefox; no Safari) |
| HDR support | No | Yes |
| Transparency | Yes | Yes |
| Animation | Yes | Yes |
For maximum compatibility: WebP. It works in 97% of browsers including Safari. Safe default for production websites.
For maximum compression: AVIF. Files are 20-50% smaller than WebP at the same quality. Best for Chrome/Firefox traffic with JPG fallback.
For now: Serve WebP to everyone, AVIF to Chrome and Firefox users via <picture> element.
Try both with our free compressor — select WebP or AVIF output and compare the results side by side.