The PowerShot ELPH 510 HS supports a maximum video resolution of 1920 x 1080 pixels. That's over six times the video resolution of a 640 x 480 pixels digital camera, which is the most common video resolution supported by Compact cameras that were launched more than two years ago. 640 x 480 pixels is also supported by this camera. This Canon digital camera also support a video resolution 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 resolution is in fact the best supported video resolution across all cameras that have been on the market for around the same time as the PowerShot ELPH 510 HS.
The worst supported video resolution across comparable types of camera is 320 x 240 pixels.