SIDE-BY-SIDE HARDWARE MATRIX
Canon EOS 5D Mark III vs Sony Alpha 99 II
Direct specification breakdown comparing Canon's 22.3MP Canon EF-mount body against Sony's 42.4MP Sony A-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 490shots)
Sony Alpha 99 II Advantages7 Spec Wins
- ✓Higher Sensor Resolution (42.4MP vs 22.3MP)
- ✓More Phase-Detect AF Points (399pts vs 61pts)
- ✓Faster Continuous Burst (12fps vs 6fps)
- ✓Faster Mechanical Shutter (12fps vs 6fps)
- ✓Faster Electronic Shutter (12fps vs 6fps)
- ✓Superior In-Body Stabilization (4.5stops vs 0stops)
- ✓Lighter Body (849g 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 99 II42.4 MP
✓ +20.1 MPSensor Architecture & Type
Canon EOS 5D Mark IIIFull Frame CMOS
Sony Alpha 99 IIFull Frame BSI CMOS
Physical Sensor Dimensions
Canon EOS 5D Mark III36.0 × 24.0 mm
Sony Alpha 99 II35.9 × 24.0 mm
Aspect Ratios
Canon EOS 5D Mark III3:2 (Native), 4:3, 16:9, 1:1
Sony Alpha 99 II3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Canon EOS 5D Mark IIICanon EF
Sony Alpha 99 IISony A
Image Processor
Canon EOS 5D Mark IIIDIGIC 5+
Sony Alpha 99 IIBIONZ 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 99 IIHybrid Phase Detection (79-pt + 399-pt)
Phase-Detect AF Points / Zones
Canon EOS 5D Mark III61 points
Sony Alpha 99 II399 points
✓ +338 ptsAI Subject Detection
Canon EOS 5D Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Sony Alpha 99 IIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Canon EOS 5D Mark III6 fps
Sony Alpha 99 II12 fps
✓ +6 fpsMechanical Shutter Burst
Canon EOS 5D Mark III6 fps
Sony Alpha 99 II12 fps
✓ +6 fpsElectronic Shutter Burst
Canon EOS 5D Mark III6 fps
Sony Alpha 99 II12 fps
✓ +6 fpsMaximum Shutter Speed
Canon EOS 5D Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
Sony Alpha 99 II1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Canon EOS 5D Mark IIINo Internal IBIS
Sony Alpha 99 II4.5 Stops (5-Axis)
✓ +4.5 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 99 II4K30 UHD
Supported Frame Rates
Canon EOS 5D Mark III1080p30 ALL-I at maximum sustained frame rate
Sony Alpha 99 II4K30 UHD at maximum sustained frame rate
Color Bit Depth & Sampling
Canon EOS 5D Mark III8-bit 4:2:0 H.264
Sony Alpha 99 II8-bit 4:2:0 S-Log2/3
Log Gamma & Cinema Profiles
Canon EOS 5D Mark IIIFull Cinema Log Profile Suite
Sony Alpha 99 IIFull 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 99 II3.5mm 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 99 IIDual SD UHS-I Slots
Electronic Viewfinder (EVF)
Canon EOS 5D Mark IIIOptical Viewfinder (100% coverage)
Sony Alpha 99 II2.36M-dot OLED EVF
Battery Life (CIPA Rated)
Canon EOS 5D Mark III950 shots
✓ +460 shotsSony Alpha 99 II490 shots
Body Weight (with Battery & Card)
Canon EOS 5D Mark III950 g
Sony Alpha 99 II849 g
✓ 101g LighterDimensions (W × H × D)
Canon EOS 5D Mark III152.0 × 116.4 × 76.4 mm
Sony Alpha 99 II142.6 × 104.2 × 76.1 mm
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