In addition to a sleeker design with more clearly-labeled buttons than the Hero2, the Hero3 is shredding some sick powder with the following specs:

White/Silver/Black Editions with video resolution up to 1080p30 (White/Silver) / 1080p60 (Black) and 4K (!) at 15 frames per second (fps) in the Black Edition.

5/11/12 megapixel camera with 30/10/3 fps burst, respectively

1050 mAh rechargeable lithium-ion battery

Up to 64 GB of external microSD storage

Built-in Wi-Fi