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EOS-1D X Mark IIIvs EOS R5 Cvs EOS R6

GearFrame · Updated March 2026

Canon EOS-1D X Mark III Canon EOS-1D X Mark III (2020) Starting from £3500 new Best for Professional Sports, Wildlife & Press Photography View EOS-1D X Mark III
VS
Canon EOS R5 C Canon EOS R5 C (2022) Starting from £3799 new Best for Professional video, documentary & hybrid commercial work View EOS R5 C
VS
Canon EOS R6 Canon EOS R6 (2020) Starting from £1299 new Best for Wedding, portrait, sports, video View EOS R6

GearScore™ Verdict — Which should you buy?

Professional Sports, Wildlife & Press Photography — EOS-1D X Mark III (2020): Canon's DSLR masterpiece — 20fps live view, 5.5K RAW, 191 cross-type AF points, and dual CFexpress. Almost certainly the finest optical viewfinder camera ever made.

Professional Video, Documentary & Hybrid Commercial Work — EOS R5 C (2022): Canon's R5 reborn for cinema — 8K RAW unlimited, Cinema EOS colour science, and 45MP stills in a weather-sealed body.

Wedding, Portrait, Sports, Video — EOS R6 (2020): The camera that made Canon's RF system worth taking seriously.

↓ Full specifications below

EOS-1D X Mark III (2020)

  • Sports and wildlife photographers with a Canon EF lens collection
  • Professionals who prefer the optical viewfinder experience
  • Press photographers who need 20fps, weather sealing, and Ethernet
  • Canon historians who want to mark the end of the EOS-1D DSLR era

EOS R5 C (2022)

  • Videographers and cinematographers who want Canon Cinema EOS quality in a compact, run-and-gun body
  • Hybrid photographers who shoot high-end stills and need 8K RAW video capability in the same body
  • Documentary filmmakers who want unlimited recording with a built-in fan
  • RF lens owners who want to add a dedicated cinema body to their Canon system

EOS R6 (2020)

  • Canon DSLR shooters moving to mirrorless
  • Hybrid photographers who shoot both stills and video

Quick take: The eos r5 c has the highest resolution at 45mp; the eos r6 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EOS-1D X Mark III (2020)EOS R5 C (2022)EOS R6 (2020)
Price £3,500 £3,799 £1,299
Sensor 20.1MP full-frame CMOS 45MP full-frame CMOS — Cinema EOS colour science Full-frame CMOS 35mm
Resolution 20.1MP 45.0MP 20.1MP
Video 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) 8K RAW internal, 8K/30p, 4K/120p — Cinema RAW Light, C-Log2, C-Log3 4K 60fps (crop), 4K 30fps (full), 1080p 120fps
Autofocus 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) Dual Pixel CMOS AF II — subject tracking with Intelligent AF Dual Pixel CMOS AF II, 6072 AF positions, subject tracking
Stabilisation 5-axis IBIS — 8 stops (with IS lens) 5-axis IBIS, up to 8 stops coordinated IS
Burst Rate 16fps mechanical, 20fps live view 12fps mechanical, 20fps electronic 12fps mechanical, 20fps electronic
Battery Life ~2850 shots (CIPA) ~220 shots stills / unlimited video with fan 380 shots (LCD), 510 shots (EVF)
Weight 1250g (body only) 680g body only 598g (body only)
Dimensions 158 × 167.6 × 82.6mm 138.5 × 98.0 × 88.0mm 138.4 × 97.5 × 88.4mm
Weather Sealed Yes Yes Yes
Viewfinder OVF 0.76× magnification, 100% coverage EVF 0.76× 5.76M-dot OLED EVF 0.76× 3.69M-dot
Screen 3.2" fully articulating touchscreen, 4.15M dots 3.0" fully articulating touchscreen, 2.1M dots 3.0" fully articulating touchscreen, 1.62M-dot
Mount Canon EF Canon RF mount (full-frame) Canon RF
Memory Cards Dual CFexpress Type B slots Dual CFexpress Type B slots 2× SD UHS-II
Connectivity Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet USB-C, 12G-SDI, HDMI full-size, 3.5mm XLR via adapter, Wi-Fi, Bluetooth Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1, HDMI
Genre EOS-1D X Mark IIIEOS R5 CEOS R6
Sports & Action
10.0
9.0
Wildlife
9.0
8.0
Wedding & Events
9.0
9.0
Portrait
8.0
9.0
9.0
Vlogging & Video
7.0
9.0
9.0
Street
7.0
7.0
Landscape
7.0
9.0
7.0
Wedding
9.0
Sports
7.0
Travel
4.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side EOS-1D X Mark III prices → EOS R5 C prices → EOS R6 prices →

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