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Supports: 3G2, 3GP, 3GPP, ASF, AV1, AVCHD +31 more
Xvid is an open-source implementation of the MPEG-4 Part 2 Advanced Simple Profile (ASP) codec, released under the GPL in 2001 after the original DivX project closed its source. The reference codec hasn't shipped a major release since version 1.3.7 (frozen for well over a decade), but the format itself is alive and well — it's still the format of choice when you need a video file that plays on hardware that pre-dates H.264. Typical scenarios:
Need related conversions? See MP4 to Xvid, MKV to Xvid, or the reverse direction Xvid to MP4 for modern playback. To shrink an existing Xvid file without changing the codec, use Compress Xvid.
| Property | Xvid | DivX (commercial) | H.264 (AVC) |
|---|---|---|---|
| Standard | MPEG-4 Part 2 ASP | MPEG-4 Part 2 ASP (DivX 4–6); H.264 (DivX 7+/Plus) | MPEG-4 Part 10 / ITU-T H.264 |
| Licence | GPL, free | Proprietary (DivX, LLC) | Royalty-bearing patents via MPEG LA / Access Advance |
| Release era | 2001 (last 1.3.7) | 1999– | 2003– |
| Typical container | AVI, sometimes MKV/MP4 | AVI, DIVX, MKV | MP4, MOV, MKV, M2TS |
| Hardware support | Most "DivX Certified" devices (~2003–2010) | DivX Certified devices | Almost every device 2010+ (TVs, phones, browsers) |
| Compression vs H.264 | Roughly 30–50% larger files at equivalent perceived quality | Same as Xvid for v6 and earlier | Baseline modern reference |
| Best at | Legacy hardware playback, royalty-free MPEG-4 | Same niches as Xvid plus DivX-only certified gear | Everything modern |
Numbers below are typical for Xvid AVI encoded with default ASP tooling; actual size varies with content complexity (animation compresses tighter than live action).
| Target | Suggested setting | Typical bitrate (1080p) | Typical size for a 90-min film | Best for |
|---|---|---|---|---|
| Very High (Recommended) | Quality Preset → Very High | ~3,500–4,500 kbps | ~2.5–3 GB | Archive, soft-subtitle rips, max quality |
| High | Quality Preset → High | ~2,200–2,800 kbps | ~1.6–1.9 GB | Single-layer DVD-R fills, good 1080p playback |
| Medium | Quality Preset → Medium / CBR 1500 | ~1,400–1,600 kbps | ~1 GB | "Movie on a CD" sweet spot; 720p source |
| Low | Quality Preset → Low / CBR 900 | ~800–1,000 kbps | ~650 MB | 700 MB CD-R fills, SD source |
| Very Low / Custom | CBR 500–700 kbps | ~500–700 kbps | ~400 MB | Mobile devices, low-res archive |
For VBR, pick a single-pass VBR with the same average bitrate as the CBR row above — you'll get noticeably better quality on the action scenes. Two-pass VBR is not exposed in the browser UI; if you need it, run the encode locally with the same target bitrate.
For any device built since around 2010, H.264 in MP4 is the better choice — it's smaller at equal quality and plays on essentially every screen made. Xvid is the right answer in exactly one situation: you have a hardware target (older DVD player, head unit, smart TV, set-top box) that lists "DivX" or "Xvid" support and either refuses or stutters on H.264 MP4. If your target plays modern files, convert to MP4 instead. If you're not sure, try a short H.264 MP4 first; fall back to Xvid AVI only if that fails.
Both implement MPEG-4 Part 2 Advanced Simple Profile. DivX is a closed-source commercial codec from DivX, LLC; Xvid is a GPL-licensed open-source codec that forked from the OpenDivX project after DivX closed its source in 2001. Files produced by one are generally readable by the other, and most "DivX Certified" hardware also plays Xvid. The biggest practical difference today: Xvid has no licence cost and no installer; DivX Plus (post-2008 releases) uses H.264 under the hood, which is a different codec entirely.
Yes, the audio stream is re-encoded by default to MP3 (the standard pairing inside Xvid AVI). AC3 and PCM are also available where the source carries them. AAC, Opus, and FLAC are not legal inside AVI containers in the way most hardware Xvid decoders expect — if you need those, output to MKV instead. Multi-channel surround sound (5.1) survives if you pick AC3 as the audio codec.
Hard-burned subtitles (rendered into the video frames) survive any encode, including this one. Soft subtitles do not — AVI was not designed for them, and most hardware Xvid players ignore embedded subtitle streams. If you need selectable subtitles on a modern player, use MKV with H.264 instead.
Because Xvid (MPEG-4 ASP) is roughly 30–50% less efficient than H.264 (MPEG-4 AVC) at the same perceived quality. Independent codec comparisons since around 2005 consistently show H.264 needing about half the bitrate of MPEG-4 ASP to match perceptual quality. If you're seeing a 1.5–2x size increase going from H.264 MP4 to Xvid AVI at the same quality preset, that's expected — it's the cost of compatibility with older hardware.
A 700 MB CD-R holds about 650 MB of usable data. For a 90-minute film, that's roughly 950 kbps total bitrate; subtract ~128 kbps for stereo MP3 audio, leaving ~820 kbps for video. Resize the source down to 640×360 or 720×400 (depending on aspect), pick CBR 800 kbps for video, and you'll land safely under 700 MB. For DVD-5 (4.38 GB usable), you can keep 720p source and use 2,200–2,500 kbps video.
Yes — both are accepted as input. The encoder decodes the modern codec first, then re-encodes to MPEG-4 ASP. Expect a noticeable size increase (HEVC is roughly twice as efficient as Xvid; AV1 even more so) and some quality loss on the decode-then-encode round trip. If the file is currently 4K HEVC and your playback target is an old DVD player, also downscale to 480p or 576p during conversion — 4K Xvid is not something legacy hardware expects.
Yes. Upload multiple files in one batch — they share the same codec, bitrate, resolution, and trim settings. Each output is downloadable individually or as a ZIP. There's no file-count cap and no sign-up. If you need per-file settings (different bitrate per video), run separate batches.