AIAPIDate & TimeImageJSONMathNext.jsSecuritySEOTextDesignDatabase
All ToolsWorkspacesWorkflowsLearnError EncyclopediaAboutPrivacyTermsContactEmail

© 2026 Web Util Slyce. All tools run client-side — your data stays private.

WebP vs AVIF: The Ultimate Image Format Comparison

Compare WebP and AVIF image formats for web performance, compression quality, and browser support. Learn which format to use for your images.

Item 1

WebP

Google's image format offering superior compression compared to JPEG and PNG. Widely supported with both lossy and lossless modes.

Try it free
  • Excellent browser support — Chrome, Firefox, Safari, Edge
  • 25-35% smaller than equivalent quality JPEG
  • Supports both lossy and lossless compression
  • Supports transparency (alpha channel)
  • Animation support (animated WebP)
Item 2

AVIF

A modern image format based on the AV1 video codec. Offers significantly better compression than WebP but with less browser support.

Try it free
  • ~50% better compression than JPEG at same quality
  • Based on modern AV1 codec technology
  • Superior HDR and wide color gamut support
  • Better compression than WebP in most tests
  • Royalty-free open standard

Side-by-Side Comparison

AspectWebPAVIFWinner
Compression25-35% smaller than JPEG~50% smaller than JPEG — beats WebPAVIF
Browser support97%+ global support — universal~90% support — growing but not universalWebP
Encoding speedFast encoding — good for real-timeSlow encoding — 10x slower than WebPWebP
Decoding speedFast decoding in browsersSlower decoding — more CPU intensiveWebP
Feature setLossy, lossless, transparency, animationLossy, lossless, HDR, wide gamut, transparencyAVIF

Verdict

Use WebP as your primary format today — it has universal browser support, good compression, and fast encoding. Use AVIF for users on modern browsers when maximum compression is critical, especially for large hero images.

Recommended: WebP (today), AVIF (future)

Frequently Asked Questions

Does Safari support AVIF?

Yes. Safari 16+ supports AVIF. As of 2025, all major browsers support AVIF, making it a viable option for modern websites.

Can I use both WebP and AVIF?

Yes. Use the <picture> element with multiple <source> tags. Serve AVIF first, fall back to WebP, then JPEG/PNG. This gives the best experience to all browsers.