Features and Specifications: Canon EOS-1D Mark IV Written by Adorama News Writer | Published on October 20, 2009 Key features: New 45-point Area AF sensor including 39 cross-type AF points with f/2.8 support plus new AI Servo II AF with improved algorithm. EOS-1D X Mark III. Specifications. AF Modes: OVF: One-Shot AF, AI Servo AF, Manual Prices, specifications, availability and terms of offers may change without The Canon 1D MIV features exterior dimensions of 156mm x 157mm x 80mm (6.1" x 6.2" x 3.1") accompanied by a weight of 1230 grams (2.71 lbs) and the Canon M50 has dimensions of 116mm x 88mm x 59mm (4.6" x 3.5" x 2.3") accompanied by a weight of 390 grams (0.86 lbs). Look at the Canon 1D MIV vs Canon M50 in our completely new Camera plus Lens Canon 1D Mark III Review - 1D Mark III Specifications. Image Sensor; Sensor Type: CMOS: Sensor Manufacturer: Canon CMOS: Effective Megapixels: Canon EOS 1D Mark IV. Canon EOS RP. Overall Score. DXOMARK overall sensor score. 74%. 85%. Portrait (Color Depth) As described by DXOMARK 'The Portrait score in our camera sensor reviews defines color depth performance and its unit is a number of bits. A color depth of 22 bits is excellent; differences below 1 bit are barely noticeable.'. A list of specs supposedly belonging to a test camera has found its way to the web, and despite certain similarities to the 1D X, reports deny it is the 1D X Mark II.. The 5D Mark IV is expected towards the end of the year and hopes are high that the test camera is a draft of sorts. DAJb6G.