The highest video resolution supported by the PowerShot ELPH 510 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 common video resolution supported by cameras of a comparable type and age to the PowerShot ELPH 510 HS. 640 x 480 pixels is also supported by this camera. This Canon digital camera also 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 similar spec digital cameras that were released more than two years ago.
The worst supported video resolution across comparable types of camera is 320 x 240 pixels.