SIDE-BY-SIDE HARDWARE MATRIX
Canon EOS 5D Mark III vs Canon EOS R5
Direct specification breakdown comparing Canon's 22.3MP Canon EF-mount body against Canon's 45MP Canon RF-mount body.
Canon EOS 5D Mark III Advantages1 Spec Wins
- ✓Longer CIPA Battery Endurance (950shots vs 490shots)
Canon EOS R5 Advantages7 Spec Wins
- ✓Higher Sensor Resolution (45MP vs 22.3MP)
- ✓More Phase-Detect AF Points (1053pts vs 61pts)
- ✓Faster Continuous Burst (20fps vs 6fps)
- ✓Faster Mechanical Shutter (14fps vs 6fps)
- ✓Faster Electronic Shutter (20fps vs 6fps)
- ✓Superior In-Body Stabilization (8stops vs 0stops)
- ✓Lighter Body (738g 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
Canon EOS R545 MP
✓ +22.7 MPSensor Architecture & Type
Canon EOS 5D Mark IIIFull Frame CMOS
Canon EOS R5Full Frame Dual Pixel CMOS
Physical Sensor Dimensions
Canon EOS 5D Mark III36.0 × 24.0 mm
Canon EOS R536.0 × 24.0 mm
Aspect Ratios
Canon EOS 5D Mark III3:2 (Native), 4:3, 16:9, 1:1
Canon EOS R53:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Canon EOS 5D Mark IIICanon EF
Canon EOS R5Canon RF
Image Processor
Canon EOS 5D Mark IIIDIGIC 5+
Canon EOS R5DIGIC 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
Canon EOS R5Dual Pixel CMOS AF II
Phase-Detect AF Points / Zones
Canon EOS 5D Mark III61 points
Canon EOS R51,053 points
✓ +992 ptsAI Subject Detection
Canon EOS 5D Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Canon EOS R5Deep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Canon EOS 5D Mark III6 fps
Canon EOS R520 fps
✓ +14 fpsMechanical Shutter Burst
Canon EOS 5D Mark III6 fps
Canon EOS R514 fps
✓ +8 fpsElectronic Shutter Burst
Canon EOS 5D Mark III6 fps
Canon EOS R520 fps
✓ +14 fpsMaximum Shutter Speed
Canon EOS 5D Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
Canon EOS R51/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Canon EOS 5D Mark IIINo Internal IBIS
Canon EOS R58 Stops (5-Axis)
✓ +8 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
Canon EOS R58K30 RAW
Supported Frame Rates
Canon EOS 5D Mark III1080p30 ALL-I at maximum sustained frame rate
Canon EOS R58K30 RAW at maximum sustained frame rate
Color Bit Depth & Sampling
Canon EOS 5D Mark III8-bit 4:2:0 H.264
Canon EOS R512-bit RAW / 10-bit 4:2:2 C-Log
Log Gamma & Cinema Profiles
Canon EOS 5D Mark IIIFull Cinema Log Profile Suite
Canon EOS R5Full Cinema Log Profile Suite
Audio & HDMI I/O
Canon EOS 5D Mark III3.5mm Stereo Microphone, 3.5mm Headphone Monitor, Clean HDMI Output
Canon EOS R53.5mm 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
Canon EOS R51x CFexpress Type B + 1x SD UHS-II
Electronic Viewfinder (EVF)
Canon EOS 5D Mark IIIOptical Viewfinder (100% coverage)
Canon EOS R55.76M-dot OLED EVF (120fps)
Battery Life (CIPA Rated)
Canon EOS 5D Mark III950 shots
✓ +460 shotsCanon EOS R5490 shots
Body Weight (with Battery & Card)
Canon EOS 5D Mark III950 g
Canon EOS R5738 g
✓ 212g LighterDimensions (W × H × D)
Canon EOS 5D Mark III152.0 × 116.4 × 76.4 mm
Canon EOS R5138.5 × 97.5 × 88.0 mm
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