What is AVIF (AV1 Image File Format)?
Complete guide to the AVIF file format
What is it?
AVIF is a modern image format based on the AV1 video codec. It delivers significantly better compression than JPEG and WebP while maintaining excellent visual quality.
AVIF can reduce image file sizes by 50% or more compared to JPEG at equivalent quality, making it the most efficient image format available today for web use.
Technical Specifications
Pros & Cons
Advantages
AVIF offers 50-80% smaller file sizes than JPEG at equivalent visual quality.
Native HDR and wide color gamut support for future-proof image quality.
Supports transparency, animation, and HDR in a single format.
Backed by Google, Netflix, Apple, and Microsoft - strong long-term support guaranteed.
Disadvantages
AVIF encoding is slower than JPEG or WebP, making it less ideal for real-time image processing.
Safari before 16, older Android browsers, and IE do not support AVIF.
Many image editors and viewers do not yet fully support AVIF format.
As a newer format, AVIF has less tooling and ecosystem support than JPEG or PNG.
When to Use It
Here are the most common situations where AVIF (AV1 Image File Format) is the right choice:
Web Optimization
Use AVIF for web images where bandwidth and loading speed are critical.
Progressive Enhancement
Serve AVIF to modern browsers with JPEG fallback for older browsers.
Photography Sites
Image-heavy photography portfolios and e-commerce sites benefit greatly from AVIF.
Mobile Web
AVIF's excellent compression is especially valuable for mobile users on limited data plans.
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Is AVIF better than WebP?
AVIF generally achieves 20-50% better compression than WebP at equivalent quality, especially for photographs.
Is AVIF supported by all browsers?
AVIF is supported by Chrome, Firefox, Edge, and Safari 16+. Use a JPEG fallback for older browsers.
How do I use AVIF on my website?
Use the HTML picture element to serve AVIF with JPEG fallback: 
Can Photoshop open AVIF?
Photoshop CC 2021 and later support AVIF with a plugin. Newer versions have native AVIF support.
Should I convert all my images to AVIF?
For web use, yes - AVIF will reduce bandwidth and improve load times. For archives, keep PNG or TIFF.