AVIF vs WebP — Next-Gen Showdown
Two modern formats that both beat JPG. AVIF pushes compression further; WebP has a maturity edge.
AVIF, based on the AV1 codec, generally achieves the smallest files of any mainstream format, with excellent color and detail retention. WebP is a little larger but has been around longer, with rock-solid support and faster encoding.
For cutting-edge performance AVIF leads; for a safe, well-supported upgrade over JPG/PNG today, WebP is extremely dependable.
AVIF vs WebP at a glance
| Feature | AVIF | WebP |
|---|---|---|
| Compression efficiency | Best in class | Very good |
| Typical size vs JPG | ~50% smaller | ~30% smaller |
| Encode speed | Slower | Faster |
| Transparency | Yes | Yes |
| Browser support | Modern browsers | Broadest modern support |
| Maturity | Newer | Established |
The verdict
Choose AVIF when you want the absolute smallest files and your audience uses current browsers.
Choose WebP for the best balance of size, speed and universal modern support — a safe default for most sites.
Frequently Asked Questions
Is AVIF better than WebP?
AVIF usually compresses smaller at the same quality, but WebP encodes faster and has slightly broader support. Many sites serve AVIF with a WebP fallback.
Do both support transparency?
Yes, both AVIF and WebP support an alpha channel.
Which should I use for a website?
WebP is the safe modern default; add AVIF for maximum performance with a fallback.