Under the hood the 7D Mark II is an entirely different beast than the original 7D. It appears that instead of focusing on increased resolution, Canon focused on improving virtually every other system on the camera to make it easier for photographers to capture the the photos they want.
10 frames per second shooting; 65 point all cross-type autofocus sensor; EV -3 sensitivity for center AF point; Fast autofocus; iTR metering sensor with face detection and subject recognition and tracking; Dual-Pixel autofocus for live view and video; Control layout virtually identical to 5D Mark...
iTR struggles to accurately track moving subjects; especially fast ones; Comparatively poor base ISO dynamic range and exposure latitude in Raw; Spot-metering not linked to AF point; Soft video lacks detail; Long screen blackout during live view shooting; No AF with continuous shooting in live view,...