The highest video resolution supported by the DSC-WX80 is 1920 x 1080 pixels. That's over six times the video resolution of the most common video resolution of 640 x 480 pixels (which is also supported by this camera). In addition, this digital camera support a video resolution of 1280 x 720 pixels and 1440 x 1080 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 actually the best supported video resolution amongst all Compact cameras that were released around the same time as the DSC-WX80.
A 320 x 240 pixels video resolution is the worst supported video resolution amongst similar types of camera.