CANON 5D Mark Iii

Description

V 0-20 Metering range (vs. EV 1-20)
Higher native ISO settings available (51200 vs. 25600)
Higher expanded ISO settings available (204800 vs. 102400)
Less high ISO noise
Faster X-sync speed (1/250 vs. 1/200)
Dual DIGIC 5+ processors plus DIGIC 4 processor dedicated to AE functions
(5D III has a single DIGIC 5+ processor and a non-specified AF-dedicated processor)
Higher battery life rating (1,120 vs. 950 shots)
Higher shutter durability rating (400,000 vs. 150,000 cycles)
Higher viewfinder magnification (.76x vs .71x)
Shorter viewfinder blackout time
Viewfinder provides more nose relief from LCD (less nose spots on LCD)
Has a viewfinder shutter
Built-in Ethernet Port
More advanced self-cleaning sensor
Better Weather Sealing
Built in vertical grip
Accepts optional focus screens
7 LCD brightness levels (vs. 3)
More custom functions (31 vs. 13)