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EOS-1D X Mark IIIvs OM-1

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
OM System OM-1 OM System OM-1 (2022) Starting from £1299 new Best for Wildlife, sport, outdoor View OM-1

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.

Wildlife, Sport, Outdoor — OM-1 (2022): OM System's statement camera — class-leading weather sealing and the best IBIS in the business.

↓ 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

OM-1 (2022)

  • Wildlife and bird photographers who need fast burst and pro weather sealing
  • Outdoor photographers who work in challenging conditions

Quick take: The om-1 has the highest resolution at 20mp; the om-1 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EOS-1D X Mark III (2020)OM-1 (2022)
Price £3,500 £1,299
Sensor 20.1MP full-frame CMOS Micro Four Thirds Live MOS stacked BSI
Resolution 20.1MP 20.4MP
Video 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) 4K 60fps 10-bit
Autofocus 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) 1053-point cross-type phase-detect, AI subject recognition
Stabilisation 5-axis IBIS, 7.0 stops (8 stops with sync IS)
Burst Rate 16fps mechanical, 20fps live view 10fps mechanical, 50fps electronic, 120fps Pro Capture
Battery Life ~2850 shots (CIPA) 520 shots (CIPA)
Weight 1250g (body only) 599g (body only)
Dimensions 158 × 167.6 × 82.6mm 134.8 × 91.6 × 72.7mm
Weather Sealed Yes Yes
Viewfinder OVF 0.76× magnification, 100% coverage EVF 0.83× 5.76M-dot
Screen 3.2" fully articulating touchscreen, 4.15M dots 3.0" fully articulating touchscreen, 1.62M-dot
Mount Canon EF Micro Four Thirds
Memory Cards Dual CFexpress Type B slots 2× SD UHS-II / CFexpress Type B
Connectivity Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet Wi-Fi 5GHz, Bluetooth 5.0, USB-C 3.1, HDMI, 3.5mm mic/headphone
Genre EOS-1D X Mark IIIOM-1
Sports & Action
10.0
9.0
Wildlife
9.0
9.0
Wedding & Events
9.0
Portrait
8.0
7.0
Vlogging & Video
7.0
Street
7.0
Landscape
7.0
9.0
Travel
8.0
Casual
7.0
Astrophotography
8.0
⚡ Compare specs side by side EOS-1D X Mark III prices → OM-1 prices →

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