The 1D C Body supports a maximum video resolution of 4096 x 2160 pixels. That's over twenty-two times the video resolution of a 768 x 512 pixels camera, which is the most frequently found video resolution supported by cameras that were released more than two years ago. This Canon camera also support video resolutionss of 640 x 480 pixels and 1280 x 720 pixels and 1920 x 1080 pixels.
This camera's video resolution (4096 x 2160 pixels) is actually the best supported video resolution amongst all similar spec cameras that were released more than two years ago.
A 320 x 120 pixels video resolutions is the worst supported video resolution amongst comparable types of camera.