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Supports: XVID
AV1 is the newest open-source, royalty-free video codec — offering the best compression of any widely supported format. Converting Xvid to AV1 produces the smallest possible files while maintaining excellent quality, with no licensing fees. Used by YouTube, Netflix, and Twitch for streaming.
| Property | Xvid | AV1 |
|---|---|---|
| Codec | MPEG-4 Part 2 | AOMedia Video 1 |
| Compression | Good | Best available |
| File size (same quality) | Largest | 60–80% smaller |
| Royalty | Patent concerns | Royalty-free |
| Encoding speed | Fast | Slow |
| Browser support | None | Chrome, Firefox, Edge |
Yes. AV1 typically produces files 60–80% smaller than Xvid at the same visual quality — the most efficient codec available.
Yes, AV1 encoding is slower than H.264 or HEVC. The trade-off is the smallest possible output files.
Yes. Under "File Compression," choose any of 7 methods. "Constant Quality" (CRF) gives the best quality-to-size ratio.
Yes. Under "Video resolution," change resolution or keep original.
Chrome, Firefox, Edge, modern Android (12+), and some 2020+ smart TVs. Older devices may lack AV1 hardware decode.