SIDE-BY-SIDE HARDWARE MATRIX
Canon EOS R100 vs Canon EOS 5D Mark III
Direct specification breakdown comparing Canon's 24.1MP Canon RF-mount body against Canon's 22.3MP Canon EF-mount body.
ACTIVE MATCHUP
Technical Spec Matrix
Green indicators highlight objective numerical advantages.
✓ Smart Win Highlighting Active
Canon EOS R100 Advantages6 Spec Wins
- ✓Higher Sensor Resolution (24.1MP vs 22.3MP)
- ✓More Phase-Detect AF Points (143pts vs 61pts)
- ✓Faster Continuous Burst (6.5fps vs 6fps)
- ✓Faster Mechanical Shutter (6.5fps vs 6fps)
- ✓Faster Electronic Shutter (6.5fps vs 6fps)
- ✓Lighter Body (356g vs 950g)
Canon EOS 5D Mark III Advantages1 Spec Wins
- ✓Longer CIPA Battery Endurance (950shots vs 430shots)
01
Sensor & Image Quality
Effective megapixel count, sensor readout architecture, and lens mount
Effective Sensor Resolution
Canon EOS R10024.1 MP
✓ +1.8 MPCanon EOS 5D Mark III22.3 MP
Sensor Architecture & Type
Canon EOS R100APS-C CMOS
Canon EOS 5D Mark IIIFull Frame CMOS
Physical Sensor Dimensions
Canon EOS R10022.3 × 14.9 mm
Canon EOS 5D Mark III36.0 × 24.0 mm
Aspect Ratios
Canon EOS R1003:2 (Native), 4:3, 16:9, 1:1
Canon EOS 5D Mark III3:2 (Native), 4:3, 16:9, 1:1
Native Lens Mount
Canon EOS R100Canon RF
Canon EOS 5D Mark IIICanon EF
Image Processor
Canon EOS R100DIGIC 8
Canon EOS 5D Mark IIIDIGIC 5+
02
Autofocus & Shooting Speed
Phase-detect AF points, neural subject tracking, burst speeds, and IBIS stops
Autofocus System
Canon EOS R100Dual Pixel CMOS AF
Canon EOS 5D Mark III61-Point High Density Reticular AF
Phase-Detect AF Points / Zones
Canon EOS R100143 points
✓ +82 ptsCanon EOS 5D Mark III61 points
AI Subject Detection
Canon EOS R100Deep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Canon EOS 5D Mark IIIDeep Learning Subject Recognition (Human, Animals, Vehicles, Aircraft)
Max Continuous Burst Speed
Canon EOS R1006.5 fps
✓ +0.5 fpsCanon EOS 5D Mark III6 fps
Mechanical Shutter Burst
Canon EOS R1006.5 fps
✓ +0.5 fpsCanon EOS 5D Mark III6 fps
Electronic Shutter Burst
Canon EOS R1006.5 fps
✓ +0.5 fpsCanon EOS 5D Mark III6 fps
Maximum Shutter Speed
Canon EOS R1001/8000s (Mechanical) / 1/32000s (Electronic)
Canon EOS 5D Mark III1/8000s (Mechanical) / 1/32000s (Electronic)
In-Body Image Stabilization (IBIS)
Canon EOS R100No 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
Canon EOS R1004K24 Cropped
Canon EOS 5D Mark III1080p30 ALL-I
Supported Frame Rates
Canon EOS R1004K24 Cropped at maximum sustained frame rate
Canon EOS 5D Mark III1080p30 ALL-I at maximum sustained frame rate
Color Bit Depth & Sampling
Canon EOS R1008-bit 4:2:0 MP4
Canon EOS 5D Mark III8-bit 4:2:0 H.264
Log Gamma & Cinema Profiles
Canon EOS R100Full Cinema Log Profile Suite
Canon EOS 5D Mark IIIFull Cinema Log Profile Suite
Audio & HDMI I/O
Canon EOS R1003.5mm 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
Canon EOS R100Single SD UHS-I Slot
Canon EOS 5D Mark III1x CompactFlash + 1x SD UHS-I
Electronic Viewfinder (EVF)
Canon EOS R1002.36M-dot OLED EVF
Canon EOS 5D Mark IIIOptical Viewfinder (100% coverage)
Battery Life (CIPA Rated)
Canon EOS R100430 shots
Canon EOS 5D Mark III950 shots
✓ +520 shotsBody Weight (with Battery & Card)
Canon EOS R100356 g
✓ 594g LighterCanon EOS 5D Mark III950 g
Dimensions (W × H × D)
Canon EOS R100116.3 × 85.5 × 68.8 mm
Canon EOS 5D Mark III152.0 × 116.4 × 76.4 mm
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