MP4 is a part of MPEG-4, is standard developed by the Moving Picture Experts Group (MPEG). As a container format, MPEG-4 files uses separate compression for audio and video tracks. And .mp4 files are often used for uploading video on streaming website.

MPEG is a standard for lossy compression of video and audio for making video CDs, digital cable TV, etc. MPEG-1 has become the most widely compatible lossy audio/video format in the world, and is used in a large number of products and technologies.

1. MP4 is actually MPEG-4, a subset of the MPEG standard.
2. MPEG works mainly with QuickTime, Apple-based applications and video discs, while MP4 is mostly used with many personal media players like iPod and PSP.
3. MP4's biggest difference from the other MPEG formats is its ability to store subtitles, still images and other data along with digital video and audio.

Other Comparison: 3GP vs 3G2 / MP4 vs FLV / MKV vs MP4 / MP4 vs MP3 / 3GP vs MOV / 3GP vs FLV / M2TS vs MP4 / MP4 vs 3GP

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