The highest video resolution supported by the Exilim EX-ZR400 is 1920 x 1080 pixels. That's over six times the video resolution of a 640 x 480 pixels digital camera, which is the most frequently found video resolution supported by digital cameras that were launched around the same time as the Exilim EX-ZR400. 640 x 480 pixels is also supported by this camera. This Casio digital camera also supports a video resolutions of 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.
This digital camera's video resolution (1920 x 1080 pixels) is actually the best supported video resolution across all digital cameras that have been on the market for a similar time to the Exilim EX-ZR400.
The worst supported video resolution across comparable types of digital camera is 320 x 240 pixels.