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Supports: 3GP, 3G2
3G2 (.3g2) is the 3GPP2 mobile container from the CDMA era — the format old Verizon, Sprint, and U.S. Cellular phones saved camcorder clips in. DivX is an MPEG-4 Part 2 video, usually wrapped in an AVI-based .divx file. Convert to DivX only when your target is a DivX/Xvid-certified standalone DVD or media player; for phones, computers, and the web, convert 3G2 to MP4 instead — it is smaller and plays everywhere.
| Property | 3G2 | DivX |
|---|---|---|
| Defined by | 3GPP2 (3G CDMA2000 multimedia) | DivX, LLC |
| Underlying spec | ISO/IEC 14496-12 (MP4/ISO base media) | MPEG-4 Part 2, Advanced Simple Profile |
| Container | 3GPP2 (an MP4-family box format) | AVI-based (.divx extension) |
| Typical video codec | H.263, MPEG-4 Part 2, or H.264 | MPEG-4 Part 2 (ASP); Xvid is the open-source twin |
| Typical audio codec | AMR-NB/WB, AAC, QCELP, EVRC | MP3 or AC-3 alongside the DivX video |
| Designed for | Low-bandwidth CDMA mobile recording | Fitting a full-length movie onto a CD, set-top playback |
| Resolution range | Low by design (often 176×144 to 320×240) | Up to SD/HD depending on profile |
| Best for | Original phone capture, archival of CDMA-era clips | Old DivX/Xvid-certified DVD and media players |
No. 3G2 clips from CDMA phones were recorded at low resolution (often 176×144 to 320×240), and re-encoding can't add detail that was never captured. Converting to DivX changes the codec and container for compatibility with older players — it does not sharpen or upscale the original footage. Upscaling the resolution only stretches the existing pixels.
For anything modern — phones, computers, smart TVs, browsers — MP4 (H.264) is the better choice: it is smaller at the same quality and plays almost everywhere. Pick DivX only when your playback device is an older DivX-certified or Xvid-certified standalone DVD player or set-top box that specifically lists DivX support. For everything else, use 3G2 to MP4.
They are the same MPEG-4 Part 2 codec family. When the early DivX encoder code was taken proprietary in 2001, other developers forked the open core into Xvid. Most DivX-certified hardware also plays Xvid-encoded AVI files, so the two are interchangeable on the playback side. A .divx file is essentially an AVI container with that MPEG-4 Part 2 video inside.
The converter re-encodes the soundtrack to a codec a DivX player expects (commonly MP3 or AC-3) rather than the phone-era AMR or QCELP that 3G2 files often carry. The audio is preserved, but because AMR/QCELP are narrow-band voice codecs, the result will sound only as good as the low-bitrate original — re-encoding can't restore lost fidelity.
Yes. Add multiple .3g2 (or .3gp) files and they convert with the same settings in one pass, then download each result. This is the fast way to migrate a whole folder of old camcorder clips off a CDMA phone backup at once.
Yes. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours. There's no sign-up, no watermark, and your videos are never shared or made public. If you only need the clip on a computer or phone, 3G2 to MP4 is the lighter-weight option.