The DSC-H100 supports a maximum video resolution of 1920 x 1080 pixels. That's over six times the video resolution of the most common video resolutions of 640 x 480 pixels (which is also supported by this camera). In addition, this Sony digital camera support video resolutionss of 320 x 240 pixels and 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.
This camera's video resolution (1920 x 1080 pixels) is in fact the best supported video resolution amongst all digital cameras of a comparable spec and age to the DSC-H100.
The worst supported video resolution across comparable types of camera is 320 x 240 pixels.