EXPAND THIS TO READ MORE!!! A comparison looking at the CHEAPEST action cameras from GoPro and Sony in 2012. BUY http://goo.gl/8lpRbz (HDR-AS15 on Amazon) or http://goo.gl/s3chi
A full review of the Cheapest GoPro - the £99/$129 Hero and a video quality comparison with the SJCAM SJ4000.
Buy the GoPro Hero on Amazon: http://amzn.to/1wJjSVm (UK) http:/
How to mount a Sony Action camera to a helmet whilst plugging in a mic. US links below - UK are on my blog : http://goo.gl/z2F6YG
Sony AKA-SF1 Skeleton Frame:
A review of two 360º cameras. The Yi 360 VR and the Ricoh Theta V.
It's a lengthy video, so if you are in a hurry jump to 28:12 for the conclusion.