The highest video resolution supported by the Canon 255 HS is 1920 x 1080 pixels. That's over six times the video resolution of a 640 x 480 pixels camera, which is the most frequently found video resolution supported by low megapixel digital cameras that were launched around the same time as this digital camera. 640 x 480 pixels is also supported by this camera. In addition, this digital camera support a video resolutions of 320 x 240 pixels and 1280 x 720 pixels. A video resolution of 1920 x 1080 pixels is equivalent to Full HD video. You will require a Full HD TV or better to appreciate this level of detail.
A 1920 x 1080 pixels video resolutions is actually the best supported video resolution amongst all low megapixel digital cameras that were released more than two years ago.
Amongst similar types of digital camera the worst supported video resolution is 320 x 240 pixels.