http://www.dpreview.com/previews/canon-eos-7d-mark-ii
20MP Dual-Pixel AF CMOS Sensor
10 fps continuous shooting with autofocus
65 all cross-type autofocus sensor
150,000 RGB pixel metering sensor
Dual Digic 6 processors
Enhanced environmental sealing
Compact Flash (UDMA) and SD (UHS-I) slots
USB 3.0
Built-in GPS
Larger-capacity LP-E6N battery
Shutter speeds up to 1/8000th seconds
Shutter rated to 200,000 cycles (vs 150,000 on 7D)