The AQUA-5500 has a 4608 x 3456 still image resolution which is higher than most cameras of a comparable type and age to it. Most digital cameras of a similar age and type to it have a 640 x 480 still image resolution. In addition, this SVP digital camera have still image resolutions of 4928 x 3696, 3648 x 2736 and 2592 x 1944 and 2048 x 1536.
This camera's still image resolution (4608 x 3456) is actually the best still image resolution amongst all waterproof cameras that came out around the same time as the AQUA-5500.
The worst still image resolution across similar types of camera is 640 x 480.