AVIF to WebP

Both are modern web codecs; the reason to move is browser support in older Safari and Edge builds. WebP is typically 20 to 30 percent larger at matched quality.

Runs in your browser // nothing is uploaded

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What survives the conversion

Derived from what each format is able to store, not from what the conversion promises.

Kept

Transparency
Animation

Lost

HDR and wide colour

Settings used

WebP at quality 0.9, transparency preserved.

When not to convert

Not if your analytics show only current browsers. Keep the AVIF.

About these formats

Image

What is a AVIF file?

AVIF is an image format built on the royalty-free AV1 video codec and published in 2019. It generally compresses better than both JPG and WebP at the same perceived quality, and supports transparency, wide colour and HDR. Encoding is slower than the older formats.

Read the format guide

Image

What is a WebP file?

WebP is an image format released by Google in 2010 that supports both lossy and lossless compression, plus transparency and animation in a single format. It typically produces noticeably smaller files than JPG at comparable visual quality, and is supported by every current major browser.

Read the format guide

Common questions

Does converting AVIF to WebP lose anything?

Yes. HDR and wide colour cannot be carried into WebP and is dropped. Both are modern web codecs; the reason to move is browser support in older Safari and Edge builds. WebP is typically 20 to 30 percent larger at matched quality.

Are my files uploaded when I convert AVIF to WebP?

No. The conversion runs in your browser tab, so the file is never transmitted and the page works offline once loaded.

What settings does Filoven use for AVIF to WebP?

WebP at quality 0.9, transparency preserved.

When should I not convert AVIF to WebP?

Not if your analytics show only current browsers. Keep the AVIF.