Video on mobiles

Universal Video Encoding Recommendation for Mobile Phones: iPhone, Blackberry & Android

After many hours of research, trial and error and testing on different mobile devices I have concluded the following universal video encoding for mobile devices to reach the widest of audiences with respect to video.

Video codec: MPEG-4 Simple Profile

Video resolution: 320 x 240

Video frame rate: 24 fps

Video bitrate:  300 kbs

Audio codec:  AAC-LC

Audio channels: 2 (Stereo)

Audio bitrate: 128 Kbs

File type:  .mp4

Total: 428 Kbs (Mobile internet download speeds average just 1.5Mbps)[i]



[i] http://www.computerweekly.com/news/1280097362/Mobile-internet-download-speeds-average-just-15Mbps

iPhone
MPEG-4 video: up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats

Blackberry
MPEG-4 Part 2 (Simple Profile and bvop, including DivX 4) File formats – .avi, .3gp, .mp4, .mov

Video – Up to 320 x 240, up to 800 kbps, up to 30 frames per second

Android
MPEG-4 Simple Profile

  SD (Low quality) SD (High quality) HD (Not available on all devices)
Video codec H.264 Baseline Profile H.264 Baseline Profile H.264 Baseline Profile
Video resolution 176 x 144 px 480 x 360 px 1280 x 720 px
Video frame rate 12 fps 30 fps 30 fps
Video bitrate 56 Kbps 500 Kbps 2 Mbps
Audio codec AAC-LC AAC-LC AAC-LC
Audio channels 1 (mono) 2 (stereo) 2 (stereo)
Audio bitrate 24 Kbps 128 Kbps 192 Kbps