A comprehensive list of known supported resolutions is included in the PDF attached to this Knowledge Base article. The 3G platform includes support for video resolutions  up to 4096x2160.

Common formats supported include:

NTSC

480p@60Hz
720p@60Hz
1080i@60Hz
1080p@60Hz
2160p@30Hz
2160p@60Hz

PAL

576p@50Hz
720p@50Hz
1080i@50Hz
1080p@50Hz
2160p@25Hz
2160p@50Hz

FILM

720p@24Hz
1080p@24Hz
2160p@24Hz