SIDE-BY-SIDE HARDWARE MATRIX
Canon EOS 5D Mark III vs Sony Alpha 7 III
Direct specification breakdown comparing Canon's 22.3MP Canon EF-mount body against Sony's 24.2MP Sony E-mount body.
ACTIVE MATCHUP
Technical Spec Matrix
Green indicators highlight objective numerical advantages.
✓ Smart Win Highlighting Active
Canon EOS 5D Mark III Advantages1 Spec Wins
- ✓Longer CIPA Battery Endurance (950shots vs 710shots)
Sony Alpha 7 III Advantages7 Spec Wins
- ✓Higher Sensor Resolution (24.2MP vs 22.3MP)
- ✓More Phase-Detect AF Points (693pts vs 61pts)
- ✓Faster Continuous Burst (10fps vs 6fps)
- ✓Faster Mechanical Shutter (10fps vs 6fps)
- ✓Faster Electronic Shutter (10fps vs 6fps)
- ✓Superior In-Body Stabilization (5stops vs 0stops)
- ✓Lighter Body (650g vs 950g)
01
Sensor & Image Quality
Effective megapixel count, sensor readout architecture, and lens mount
Effective Sensor Resolution
Canon EOS 5D Mark III22.3 MP
Sony Alpha 7 III24.2 MP
✓ +1.9 MPSensor Architecture & Type
Canon EOS 5D Mark IIIFull Frame CMOS
Sony Alpha 7 IIIFull Frame Exmor R BSI CMOS
Physical Sensor Dimensions
Canon EOS 5D Mark III36.0 × 24.0 mm
Sony Alpha 7 III35.6 × 23.8 mm
Aspect Ratios
Canon EOS 5D Mark III3:2 (Native), 4:3, 16:9, 1:1
Sony Alpha 7 III3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Canon EOS 5D Mark IIICanon EF
Sony Alpha 7 IIISony E
Image Processor
Canon EOS 5D Mark IIIDIGIC 5+
Sony Alpha 7 IIIBIONZ X
02
Autofocus & Shooting Speed
Phase-detect AF points, neural subject tracking, burst speeds, and IBIS stops
Autofocus System
Canon EOS 5D Mark III61-Point High Density Reticular AF
Sony Alpha 7 III693-Point Phase-Detection AF
Phase-Detect AF Points / Zones
Canon EOS 5D Mark III61 points
Sony Alpha 7 III693 points
✓ +632 ptsAI Subject Detection
Canon EOS 5D Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Sony Alpha 7 IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Canon EOS 5D Mark III6 fps
Sony Alpha 7 III10 fps
✓ +4 fpsMechanical Shutter Burst
Canon EOS 5D Mark III6 fps
Sony Alpha 7 III10 fps
✓ +4 fpsElectronic Shutter Burst
Canon EOS 5D Mark III6 fps
Sony Alpha 7 III10 fps
✓ +4 fpsMaximum Shutter Speed
Canon EOS 5D Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
Sony Alpha 7 III1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Canon EOS 5D Mark IIINo Internal IBIS
Sony Alpha 7 III5 Stops (5-Axis)
✓ +5 stops03
Video Capabilities
Maximum recording resolution, frame rate capabilities, internal bit depth, and I/O
Max Video Resolution
Canon EOS 5D Mark III1080p30 ALL-I
Sony Alpha 7 III4K30 6K-Oversampled
Supported Frame Rates
Canon EOS 5D Mark III1080p30 ALL-I at maximum sustained frame rate
Sony Alpha 7 III4K30 6K-Oversampled at maximum sustained frame rate
Color Bit Depth & Sampling
Canon EOS 5D Mark III8-bit 4:2:0 H.264
Sony Alpha 7 III8-bit 4:2:0 S-Log2/3 / HLG
Log Gamma & Cinema Profiles
Canon EOS 5D Mark IIIFull Cinema Log Profile Suite
Sony Alpha 7 IIIFull Cinema Log Profile Suite
Audio & HDMI I/O
Canon EOS 5D Mark III3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
Sony Alpha 7 III3.5mm 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 5D Mark III1x CompactFlash + 1x SD UHS-I
Sony Alpha 7 III1x SD UHS-II + 1x SD UHS-I
Electronic Viewfinder (EVF)
Canon EOS 5D Mark IIIOptical Viewfinder (100% coverage)
Sony Alpha 7 III2.36M-dot OLED EVF
Battery Life (CIPA Rated)
Canon EOS 5D Mark III950 shots
✓ +240 shotsSony Alpha 7 III710 shots
Body Weight (with Battery & Card)
Canon EOS 5D Mark III950 g
Sony Alpha 7 III650 g
✓ 300g LighterDimensions (W × H × D)
Canon EOS 5D Mark III152.0 × 116.4 × 76.4 mm
Sony Alpha 7 III126.9 × 95.6 × 73.7 mm
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