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Supports: AVI
Re-encode an AVI to the Xvid codec so it plays on older DivX-Certified DVD players, car head units, and set-top boxes that list "Xvid" or "DivX" support but choke on H.264. This tutorial covers the settings that actually decide legacy-hardware compatibility — resolution, bitrate, and audio — plus the honest question most guides skip: whether you need to convert at all. One thing to be clear about up front: Xvid is a codec, not a container. The output here is Xvid (MPEG-4 Part 2 ASP) video with MP3 audio wrapped in an AVI file, produced by a genuine re-encode rather than a remux. If your playback target is a phone, browser, or recent TV, use AVI to MP4 instead.
The whole point of an Xvid file is a standalone player that predates H.264, and those players are fussy. Three settings decide whether the disc or USB stick actually plays:
A straightforward encode — which is what this tool produces by default — also avoids the advanced Advanced Simple Profile tricks (Quarter-Pixel and Global Motion Compensation) that many certified decoders can't handle, so there's nothing extra to switch off.
| Setting | DVD-player-safe value | Why it matters |
|---|---|---|
| Resolution | ≤720x576 (PAL) / 720x480 (NTSC) | Standalone chipsets reject larger frames |
| Video bitrate | ~1,000-2,000 kbps | Stays inside a 2000s decoder's headroom |
| Audio codec | MP3 (default), stereo | Most reliably decoded inside AVI |
| ASP features | Plain profile (no QPel/GMC) | Old decoders stutter on the advanced tools |
| File size | Under ~2 GB per file | Some players can't seek past the AVI 2 GB mark |
Xvid and DivX are two implementations of the same codec family — MPEG-4 Part 2, Advanced Simple Profile — so a DivX-Certified player usually reads both. H.264 is a newer, more efficient codec that older certified hardware often can't decode at all. Here is how the three compare.
| Property | Xvid | DivX | H.264 (AVC) |
|---|---|---|---|
| Type | Codec (MPEG-4 Part 2 ASP) | Codec (MPEG-4 Part 2 ASP) | Codec (MPEG-4 Part 10) |
| License | GPL, open-source | Proprietary (DivX, LLC) | Royalty-bearing patent pool |
| First appeared | 2001, from OpenDivX (last build 1.3.7, Dec 2019) | 1999 | 2003 |
| Usual container | AVI | AVI / DIVX | MP4, MKV, MOV |
| Hardware support | "DivX Certified" gear, roughly 2003-2012 | DivX Certified gear | Almost every device since ~2010 |
| Size at equal quality | Baseline (largest) | Same as Xvid | ~30-50% smaller than Xvid |
| Best for | Legacy hardware, open MPEG-4 | DivX-branded certified players | Everything modern |
If your player checks specifically for the DivX label rather than Xvid, AVI to DivX outputs the same MPEG-4 ASP family under the DivX codec name.
Some hardware only accepts the DivX codec name or a DivX-registered file, and no plain Xvid AVI will satisfy it — for those units, output to the DivX codec instead. If the source is DRM-protected or corrupted, no re-encode will recover it. And if your only goal is modern playback on a phone, browser, smart TV, or games console, skip Xvid entirely: converting AVI to MP4 gives you a smaller file at equal quality that plays nearly everywhere.
Often, yes — so check first. AVI is only a container; the video inside might already be Xvid, DivX, or plain MPEG-4 ASP, in which case re-encoding just adds a lossy generation for no gain. Re-encode only to change something the file can't satisfy as-is: drop the resolution to 720x576 for a standalone player, lower the bitrate under ~2,000 kbps, or produce a plain profile without QPel/GMC that old decoders accept. If the file already plays on your target device, leave it alone.
They're two implementations of the same MPEG-4 Part 2 (ASP) standard: DivX is proprietary (DivX, LLC), while Xvid is open-source under the GPL and grew out of the OpenDivX project in 2001. In practice a DivX-Certified player reads both, so Xvid is the royalty-free way to reach that hardware. The exception is gear that checks specifically for the DivX codec name or a DivX-registered file — for that, use AVI to DivX.
In software, VLC, MPC-HC, and most desktop players decode Xvid out of the box. The reason to make an Xvid file is hardware: standalone DVD and Blu-ray players, car head units (Pioneer, Kenwood, JVC, Alpine), and set-top boxes from roughly 2003-2012 that carry a "DivX Certified" or "Xvid" badge read Xvid-in-AVI off a USB stick or data disc — the same units that often refuse H.264 MP4.
Yes. By default the audio is re-encoded to MP3, the pairing DivX-Certified hardware most reliably plays inside AVI. AC3 is available where the source carries 5.1 surround. Formats like AAC, Opus, and FLAC aren't what most hardware Xvid decoders expect inside an AVI — if you need those, output to MKV instead.
Keep the resolution at or below 720x576 (PAL) / 720x480 (NTSC) and hold the video bitrate under about 2,000 kbps; many of these chipsets also can't decode Quarter-Pixel or Global Motion Compensation, so a plain encode is safer than a maximally-optimized one. In our testing, a 60-minute standard-definition source at 1,000 kbps video plus 128 kbps MP3 audio produced a roughly 500 MB Xvid AVI — comfortably inside a 700 MB CD-R.
For any device made since about 2010, you shouldn't — H.264 in MP4 is smaller at equal quality and plays nearly everywhere, so AVI to MP4 is the better pick. Choose Xvid in one situation: your playback target is older hardware that lists DivX/Xvid support and either refuses or stutters on H.264. If you're unsure, try a short MP4 first and fall back to Xvid AVI only if it fails.
Yes, and it's now unambiguous everywhere. Xvid ships under the GPL, the US MPEG-4 Visual patents lapsed in November 2023, and on July 19, 2026 the last remaining patent — a Brazilian one — expired, so MPEG-4 Part 2, the standard behind both Xvid and DivX, is royalty-free in every country. For an encoder operator that means no licensing obligation, one of the few practical edges these codecs keep over the still-licensed H.264 patent pool.
Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after conversion. There's no sign-up, no watermark, and your files are never shared or made public. To shrink an existing Xvid AVI without changing the codec, use Compress AVI; to go the other way for modern playback, see Xvid to MP4.