The Polaroid IS426 supports a maximum video resolution of 1280 x 720 pixels. That's over three times the video resolution of the most common video resolution of 640 x 480 pixels. A video resolution of 1280 x 720 is classified as HD and TVs supporting this resolution are referred to as "HD Ready". However the resolution is not as detailed as Full HD (1920 x 1080).
This digital camera's video resolution (1280 x 720 pixels) is in fact the best supported video resolution across all digital cameras that were released around the same time as the IS426.
Across comparable types of digital camera the worst supported video resolution is 640 x 480 pixels.