SIDE-BY-SIDE HARDWARE MATRIX
Sony Alpha 7R III vs Canon EOS 5D Mark IV
Direct specification breakdown comparing Sony's 42.4MP Sony E-mount body against Canon's 30.4MP Canon EF-mount body.
ACTIVE MATCHUP
Technical Spec Matrix
Green indicators highlight objective numerical advantages.
✓ Smart Win Highlighting Active
Sony Alpha 7R III Advantages7 Spec Wins
- ✓Higher Sensor Resolution (42.4MP vs 30.4MP)
- ✓More Phase-Detect AF Points (399pts vs 61pts)
- ✓Faster Continuous Burst (10fps vs 7fps)
- ✓Faster Mechanical Shutter (10fps vs 7fps)
- ✓Faster Electronic Shutter (10fps vs 7fps)
- ✓Superior In-Body Stabilization (5.5stops vs 0stops)
- ✓Lighter Body (657g vs 890g)
Canon EOS 5D Mark IV Advantages1 Spec Wins
- ✓Longer CIPA Battery Endurance (900shots vs 650shots)
01
Sensor & Image Quality
Effective megapixel count, sensor readout architecture, and lens mount
Effective Sensor Resolution
Sony Alpha 7R III42.4 MP
✓ +12 MPCanon EOS 5D Mark IV30.4 MP
Sensor Architecture & Type
Sony Alpha 7R IIIFull Frame Exmor R BSI CMOS
Canon EOS 5D Mark IVFull Frame CMOS
Physical Sensor Dimensions
Sony Alpha 7R III35.9 × 24.0 mm
Canon EOS 5D Mark IV36.0 × 24.0 mm
Aspect Ratios
Sony Alpha 7R III3:2 (Native), 4:3, 16:9, 1:1
Canon EOS 5D Mark IV3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Sony Alpha 7R IIISony E
Canon EOS 5D Mark IVCanon EF
Image Processor
Sony Alpha 7R IIIBIONZ X
Canon EOS 5D Mark IVDIGIC 6+
02
Autofocus & Shooting Speed
Phase-detect AF points, neural subject tracking, burst speeds, and IBIS stops
Autofocus System
Sony Alpha 7R III399-Point Phase-Detection AF
Canon EOS 5D Mark IV61-Point High Density Reticular AF
Phase-Detect AF Points / Zones
Sony Alpha 7R III399 points
✓ +338 ptsCanon EOS 5D Mark IV61 points
AI Subject Detection
Sony Alpha 7R IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Canon EOS 5D Mark IVDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Sony Alpha 7R III10 fps
✓ +3 fpsCanon EOS 5D Mark IV7 fps
Mechanical Shutter Burst
Sony Alpha 7R III10 fps
✓ +3 fpsCanon EOS 5D Mark IV7 fps
Electronic Shutter Burst
Sony Alpha 7R III10 fps
✓ +3 fpsCanon EOS 5D Mark IV7 fps
Maximum Shutter Speed
Sony Alpha 7R III1/8000s (Mechanical) / 1/32000s (Electronic)
Canon EOS 5D Mark IV1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Sony Alpha 7R III5.5 Stops (5-Axis)
✓ +5.5 stopsCanon EOS 5D Mark IVNo Internal IBIS
03
Video Capabilities
Maximum recording resolution, frame rate capabilities, internal bit depth, and I/O
Max Video Resolution
Sony Alpha 7R III4K30 UHD
Canon EOS 5D Mark IV4K30 DCI
Supported Frame Rates
Sony Alpha 7R III4K30 UHD at maximum sustained frame rate
Canon EOS 5D Mark IV4K30 DCI at maximum sustained frame rate
Color Bit Depth & Sampling
Sony Alpha 7R III8-bit 4:2:0 S-Log2/3
Canon EOS 5D Mark IV8-bit 4:2:2 Motion JPEG / Log
Log Gamma & Cinema Profiles
Sony Alpha 7R IIIFull Cinema Log Profile Suite
Canon EOS 5D Mark IVFull Cinema Log Profile Suite
Audio & HDMI I/O
Sony Alpha 7R III3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
Canon EOS 5D Mark IV3.5mm 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
Sony Alpha 7R III1x SD UHS-II + 1x SD UHS-I
Canon EOS 5D Mark IV1x CompactFlash + 1x SD UHS-I
Electronic Viewfinder (EVF)
Sony Alpha 7R III3.69M-dot OLED EVF (120fps)
Canon EOS 5D Mark IVOptical Viewfinder (100% coverage)
Battery Life (CIPA Rated)
Sony Alpha 7R III650 shots
Canon EOS 5D Mark IV900 shots
✓ +250 shotsBody Weight (with Battery & Card)
Sony Alpha 7R III657 g
✓ 233g LighterCanon EOS 5D Mark IV890 g
Dimensions (W × H × D)
Sony Alpha 7R III126.9 × 95.6 × 73.7 mm
Canon EOS 5D Mark IV150.7 × 116.4 × 75.9 mm
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