The Sony DSC-TX66 supports a maximum video resolution of 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 cameras of a similar age and type to the DSC-TX66. 640 x 480 pixels is also supported by this camera. In addition, this Sony 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 in fact the best supported video resolution across all compact camera digital cameras that were released more than two years ago.
A 320 x 240 pixels video resolution is the worst supported video resolution across similar types of camera.