DUAL CAMERA COMPARISON ENGINE:Side-by-side optical sensor, autofocus, IBIS, and codec matrix with automated win detection
OPASPECSHardware Index
SIDE-BY-SIDE HARDWARE MATRIX

Sony Alpha 7S vs Canon EOS 5D Mark III

Direct specification breakdown comparing Sony's 12.2MP Sony E-mount body against Canon's 22.3MP Canon EF-mount body.

⇄ Swap ColumnsReset All
Sony Alpha 7S Advantages1 Spec Wins
  • ✓Lighter Body (489g vs 950g)
Canon EOS 5D Mark III Advantages6 Spec Wins
  • ✓Higher Sensor Resolution (22.3MP vs 12.2MP)
  • ✓More Phase-Detect AF Points (61pts vs 25pts)
  • ✓Faster Continuous Burst (6fps vs 5fps)
  • ✓Faster Mechanical Shutter (6fps vs 5fps)
  • ✓Faster Electronic Shutter (6fps vs 5fps)
  • ✓Longer CIPA Battery Endurance (950shots vs 380shots)
01

Sensor & Image Quality

Effective megapixel count, sensor readout architecture, and lens mount

Effective Sensor Resolution
Sony Alpha 7S12.2 MP
Canon EOS 5D Mark III22.3 MP
✓ +10.1 MP
Sensor Architecture & Type
Sony Alpha 7SFull Frame Exmor CMOS
Canon EOS 5D Mark IIIFull Frame CMOS
Physical Sensor Dimensions
Sony Alpha 7S35.6 × 23.8 mm
Canon EOS 5D Mark III36.0 × 24.0 mm
Aspect Ratios
Sony Alpha 7S3:2 (Native), 4:3, 16:9, 1:1
Canon EOS 5D Mark III3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Sony Alpha 7SSony E
Canon EOS 5D Mark IIICanon EF
Image Processor
Sony Alpha 7SBIONZ X
Canon EOS 5D Mark IIIDIGIC 5+
02

Autofocus & Shooting Speed

Phase-detect AF points, neural subject tracking, burst speeds, and IBIS stops

Autofocus System
Sony Alpha 7S25-Point Contrast-Detection AF
Canon EOS 5D Mark III61-Point High Density Reticular AF
Phase-Detect AF Points / Zones
Sony Alpha 7S25 points
Canon EOS 5D Mark III61 points
✓ +36 pts
AI Subject Detection
Sony Alpha 7SDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Canon EOS 5D Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Sony Alpha 7S5 fps
Canon EOS 5D Mark III6 fps
✓ +1 fps
Mechanical Shutter Burst
Sony Alpha 7S5 fps
Canon EOS 5D Mark III6 fps
✓ +1 fps
Electronic Shutter Burst
Sony Alpha 7S5 fps
Canon EOS 5D Mark III6 fps
✓ +1 fps
Maximum Shutter Speed
Sony Alpha 7S1/8000s (Mechanical) / 1/32000s (Electronic)
Canon EOS 5D Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Sony Alpha 7SNo Internal IBIS
Canon EOS 5D Mark IIINo Internal IBIS
03

Video Capabilities

Maximum recording resolution, frame rate capabilities, internal bit depth, and I/O

Max Video Resolution
Sony Alpha 7S4K30 via HDMI Out
Canon EOS 5D Mark III1080p30 ALL-I
Supported Frame Rates
Sony Alpha 7S4K30 via HDMI Out at maximum sustained frame rate
Canon EOS 5D Mark III1080p30 ALL-I at maximum sustained frame rate
Color Bit Depth & Sampling
Sony Alpha 7S8-bit 4:2:2 Clean HDMI / S-Log2
Canon EOS 5D Mark III8-bit 4:2:0 H.264
Log Gamma & Cinema Profiles
Sony Alpha 7SFull Cinema Log Profile Suite
Canon EOS 5D Mark IIIFull Cinema Log Profile Suite
Audio & HDMI I/O
Sony Alpha 7S3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
Canon EOS 5D Mark 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
Sony Alpha 7SSingle SD UHS-I Slot
Canon EOS 5D Mark III1x CompactFlash + 1x SD UHS-I
Electronic Viewfinder (EVF)
Sony Alpha 7S2.36M-dot OLED EVF
Canon EOS 5D Mark IIIOptical Viewfinder (100% coverage)
Battery Life (CIPA Rated)
Sony Alpha 7S380 shots
Canon EOS 5D Mark III950 shots
✓ +570 shots
Body Weight (with Battery & Card)
Sony Alpha 7S489 g
✓ 461g Lighter
Canon EOS 5D Mark III950 g
Dimensions (W × H × D)
Sony Alpha 7S126.9 × 94.4 × 48.2 mm
Canon EOS 5D Mark III152.0 × 116.4 × 76.4 mm
OPA NETWORK EXPLORER

Deep Dive Across the Ecosystem

OPA RELEASE • SOFTWARE

Camera Firmware Releases, RAW SDKs & Imaging Pipelines

Track manufacturer firmware updates, C2PA authenticity patches, RAW decoding SDKs, and NLE LUT support.

Explore CoverageView Dispatch
OPA VAULT • MARKETS

Imaging & Semiconductor Equities Intelligence

Track live stock telemetry for Sony, Canon, ASML, and consumer electronics leaders.

Explore CoverageView Dispatch