AVIF vs WebP
Comparing AV1 Image File Format and Web Picture Format — which format should you use?
| AVIF | WebP | |
|---|---|---|
| Full Name | AV1 Image File Format | Web Picture Format |
| Extension | .avif | .webp |
| MIME Type | image/avif | image/webp |
| Category | image | image |
AVIF Pros
- +30-50% smaller than JPEG at same quality
- +Supports transparency (alpha channel)
- +Supports HDR and wide color gamut
- +Royalty-free, open standard
- +93% browser support in 2026
AVIF Cons
- -Slower to encode than JPEG or WebP
- -Not yet universal in older software
- -Limited editing support in some apps
- -Complex format with many options
WebP Pros
- +25-35% smaller than JPEG at same quality
- +Supports transparency (like PNG)
- +Supports animation (like GIF)
- +Supported by all modern browsers
WebP Cons
- -Not universally supported in older software
- -Lossy mode can produce different artifacts than JPEG
- -Limited support in print workflows
- -Some social media platforms don't accept WebP
Use AVIF when...
- -Web images (best compression available)
- -Photography (HDR support)
- -E-commerce product photos
- -Any use case where WebP or JPEG is currently used
Use WebP when...
- -Website images (best format for web)
- -Progressive web apps
- -Replacing both PNG and JPEG on websites
- -Animated images (better than GIF)