If you are looking for a HD action camera for under $100 the new Monoprice MHD action camera might be worth more investigation, and provides both HD video and single image photography.
The Monoprice MHD action camera has been designed to provide users with high-definition 1920 x 1080p display with 24-bit color depth at 30 frames per second, but is also capable of recording 1280 x 720p, 24-bit resolution at 30 fps if preferred.
The Monoprice MHD action camera is also waterproof to depths of 10 meters without the need for a separate outer enclosure, as with other action cameras. Its also fitted with a two-axis gyroscopic sensor ensuring that the video maintains the proper orientation, even if you don’t.
The MHD weighs just 3.9 ounces and measures 3 3/4 x 1 7/8 x 1 1/2″ inches, and comes supplied with a mounting bracket but can also be mounted onto a standard 1/4″ x 20 threaded if required. The MHD Action Camera is also a 5 megapixel still camera, and a large button on the top of the unit is easily accessed to capture Single Photo, Burst, and Time Lapse modes with 24-bit color depth.
“The camera has plug and play operation and is automatically recognized as a storage device by Windows and Mac computers. Integrated software can be installed to a Mac or Windows PC to allow access to the internal settings. The software is compatible with Windows XP SP3 or later or Mac OS X 10.5 or later.”
The Monoprice MHD action camera is now available to purchase from as little as $95.