The highest video resolution supported by the Stylus TG-2 is 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 waterproof cameras that are a comparable age to the Stylus TG-2. In addition, this camera supports a video resolution 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 in fact the best supported video resolution amongst all cameras that were released around the same time as the Stylus TG-2.
The worst supported video resolution across comparable types of digital camera is 320 x 240 pixels.