SIDE-BY-SIDE HARDWARE MATRIX
Canon EOS-1D X Mark III vs Canon EOS 6D
Direct specification breakdown comparing Canon's 20.1MP Canon EF-mount body against Canon's 20.2MP Canon EF-mount body.
Canon EOS-1D X Mark III Advantages5 Spec Wins
- ✓More Phase-Detect AF Points (191pts vs 11pts)
- ✓Faster Continuous Burst (20fps vs 4.5fps)
- ✓Faster Mechanical Shutter (20fps vs 4.5fps)
- ✓Faster Electronic Shutter (20fps vs 4.5fps)
- ✓Longer CIPA Battery Endurance (2850shots vs 1090shots)
Canon EOS 6D Advantages2 Spec Wins
- ✓Higher Sensor Resolution (20.2MP vs 20.1MP)
- ✓Lighter Body (770g vs 1440g)
01
Sensor & Image Quality
Effective megapixel count, sensor readout architecture, and lens mount
Effective Sensor Resolution
Canon EOS-1D X Mark III20.1 MP
Canon EOS 6D20.2 MP
✓ +0.1 MPSensor Architecture & Type
Canon EOS-1D X Mark IIIFull Frame CMOS
Canon EOS 6DFull Frame CMOS
Physical Sensor Dimensions
Canon EOS-1D X Mark III35.9 × 23.9 mm
Canon EOS 6D35.8 × 23.9 mm
Aspect Ratios
Canon EOS-1D X Mark III3:2 (Native), 4:3, 16:9, 1:1
Canon EOS 6D3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Canon EOS-1D X Mark IIICanon EF
Canon EOS 6DCanon EF
Image Processor
Canon EOS-1D X Mark IIIDual DIGIC X
Canon EOS 6DDIGIC 5+
02
Autofocus & Shooting Speed
Phase-detect AF points, neural subject tracking, burst speeds, and IBIS stops
Autofocus System
Canon EOS-1D X Mark III191-Point High-Density Reticular AF
Canon EOS 6D11-Point AF with Center Cross-Type
Phase-Detect AF Points / Zones
Canon EOS-1D X Mark III191 points
✓ +180 ptsCanon EOS 6D11 points
AI Subject Detection
Canon EOS-1D X Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Canon EOS 6DDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Canon EOS-1D X Mark III20 fps
✓ +15.5 fpsCanon EOS 6D4.5 fps
Mechanical Shutter Burst
Canon EOS-1D X Mark III20 fps
✓ +15.5 fpsCanon EOS 6D4.5 fps
Electronic Shutter Burst
Canon EOS-1D X Mark III20 fps
✓ +15.5 fpsCanon EOS 6D4.5 fps
Maximum Shutter Speed
Canon EOS-1D X Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
Canon EOS 6D1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Canon EOS-1D X Mark IIINo Internal IBIS
Canon EOS 6DNo Internal IBIS
03
Video Capabilities
Maximum recording resolution, frame rate capabilities, internal bit depth, and I/O
Max Video Resolution
Canon EOS-1D X Mark III5.5K RAW
Canon EOS 6D1080p30 FHD
Supported Frame Rates
Canon EOS-1D X Mark III5.5K RAW at maximum sustained frame rate
Canon EOS 6D1080p30 FHD at maximum sustained frame rate
Color Bit Depth & Sampling
Canon EOS-1D X Mark III12-bit RAW / 10-bit 4:2:2
Canon EOS 6D8-bit 4:2:0 H.264
Log Gamma & Cinema Profiles
Canon EOS-1D X Mark IIIFull Cinema Log Profile Suite
Canon EOS 6DFull Cinema Log Profile Suite
Audio & HDMI I/O
Canon EOS-1D X Mark III3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
Canon EOS 6D3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
04
Hardware, Ergonomics & Pricing
Memory card slots, EVF optics, CIPA battery rating, weight, dimensions, and price
Memory Card Slots
Canon EOS-1D X Mark IIIDual CFexpress Type B
Canon EOS 6DSingle SD UHS-I Slot
Electronic Viewfinder (EVF)
Canon EOS-1D X Mark IIIOptical Viewfinder (100% coverage)
Canon EOS 6DOptical Viewfinder (97% coverage)
Battery Life (CIPA Rated)
Canon EOS-1D X Mark III2850 shots
✓ +1760 shotsCanon EOS 6D1090 shots
Body Weight (with Battery & Card)
Canon EOS-1D X Mark III1440 g
Canon EOS 6D770 g
✓ 670g LighterDimensions (W × H × D)
Canon EOS-1D X Mark III158.0 × 167.6 × 82.6 mm
Canon EOS 6D144.5 × 110.5 × 71.2 mm
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