What is 3GP (Third Generation Partnership)?
Complete guide to the 3GP file format
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What is 3GP (Third Generation Partnership)?
3GP is a multimedia container format developed for 3G mobile phones. It was designed to efficiently store video and audio for the limited storage and bandwidth of early smartphones.
3GP is the standard video format for recording videos on older Android phones and feature phones. While modern Android uses MP4, many older devices and countries still use 3GP.
How 3GP Works
3GP is a multimedia container derived from the ISO Base Media File Format, the same box-based structure used by MP4, and defined by the 3rd Generation Partnership Project for mobile devices.[1][2] It typically pairs H.263, MPEG-4 Part 2, or H.264 video with AMR or AAC audio, codec choices optimized for the modest processing power and narrow bandwidth of early 3G handsets.[3]
3GP vs 3G2
Two closely related variants exist: 3GP (.3gp) was specified by 3GPP for GSM-based networks, while 3G2 (.3g2) was defined by 3GPP2 for CDMA-based networks, the two differing mainly in which codecs and metadata they permit.[3] Both are simplified, mobile-focused profiles of the broader MP4 family.[2]
Standardization and Legacy
The format is maintained as 3GPP technical specification TS 26.244, which continues to be revised even though smartphones have largely moved to full MP4 capture.[1] Because 3GP and MP4 share the same underlying structure, most modern media players can open 3GP files directly.[3]
Technical Details
3GP vs Other Video Formats
| Feature | 3GP | MP4 |
|---|---|---|
| Type | Container[3] | Container |
| Codec(s) | H.263, H.264, AMR[1] | H.264, HEVC, AV1 |
| Container | ISO base media (MP4)[2] | ISO base media |
| Standardized by | 3GPP[1] | ISO/IEC |
| Device/browser support | Older mobile phones | Universal |
| Best for | Legacy 3G mobile video | Modern streaming |
3GP is a mobile-focused subset of the MP4 family; MP4 is the broader, higher-quality successor.
Pros and Cons
Advantages
3GP was specifically optimized for the limited capabilities of early mobile phones.
3GP files are very compact, suitable for devices with limited storage.
3GP is the standard format for video sent via MMS messaging.
3GP played on virtually all feature phones and early smartphones.
Disadvantages
3GP uses older, less efficient codecs resulting in lower video quality than MP4.
3GP cannot be played on many modern devices without conversion.
Modern phones record in MP4 - 3GP is a legacy format.
Most desktop media players do not support 3GP without codec packs.
When to Use 3GP (Third Generation Partnership)
Here are the most common situations where 3GP (Third Generation Partnership) is the right choice:
Old Phone Videos
3GP is common in video recordings from phones from 2005-2015.
MMS Video
3GP is used for video messages sent via MMS on cellular networks.
Low-Bandwidth Distribution
Some developing countries still use 3GP for video on low-bandwidth networks.
Legacy Archive Content
Old mobile video archives from early smartphones are often in 3GP format.
Convert 3GP (Third Generation Partnership) Files
Need to convert your 3GP files? Use our free online converter.
Try Video Converter FreeFrequently Asked Questions about 3GP (Third Generation Partnership)
How do I play 3GP files?
VLC media player can play 3GP files. Windows Media Player may need additional codecs.
How do I convert 3GP to MP4?
Use our free online converter to convert 3GP to MP4 for universal playback.
Is 3GP still used?
Modern Android phones record in MP4. 3GP is only used on older devices and for MMS video.
What is the difference between 3GP and 3G2?
3G2 is a related format developed for CDMA networks (used in North America). 3GP was developed for GSM networks.
Can I play 3GP on iPhone?
iOS does not natively support 3GP. Convert to MP4 or use VLC for iOS to play 3GP files.