Format comparison

FLV vs 3GP

How do FLV and 3GPcompare? Here's everything you need to know to choose the right format — and how to convert between them.

Flash Video

FLV was the dominant web video format during the Flash era. While Flash is dead, FLV files still exist in archives and legacy systems. Converting FLV to MP4 is one of the most common conversion needs.

3rd Generation Partnership Project

3GP is a video format designed for 3G mobile phones. While modern smartphones use MP4, 3GP is still used in feature phones and developing markets where bandwidth and storage are limited.

SpecificationFLV3GP
Full nameFlash Video3rd Generation Partnership Project
Extension.flv.3gp
MIME typevideo/x-flvvideo/3gpp
CategoryVideoVideo
DeveloperAdobe (Macromedia)3rd Generation Partnership Project
Year introduced20032003

FLV advantages

  • Very small file sizes
  • Fast to decode
  • Was the web video standard
  • Simple container format

FLV limitations

  • Flash Player is discontinued
  • Limited browser support
  • Outdated codec support
  • No modern features

3GP advantages

  • Very small file sizes
  • Designed for mobile devices
  • Low bandwidth requirements
  • Plays on feature phones

3GP limitations

  • Very low quality
  • Outdated format
  • Limited resolution support
  • Not suitable for modern use

Which should you use?

FLV and 3GP target different use cases. FLV is ideal for converting old web videos, while 3GP works best for feature phone video playback.

Best uses for FLV

Converting old web videos
Legacy content archives
Flash game recordings
Historical web content preservation

Best uses for 3GP

Feature phone video playback
Low-bandwidth mobile streaming
MMS video messages
Legacy mobile content

Convert between FLV and 3GP

Need to switch formats? Convert for free with SquishConvert.