EOS R1vs OM-3

GearFrame · Updated March 2026

Canon EOS R1 Canon EOS R1 (2024) Starting from £5999 new Best for Professional sports, wildlife & photojournalism View EOS R1
VS
OM System OM-3 OM System OM-3 (2024) Starting from £999 new Best for Travel, outdoor & adventure photography View OM-3

GearScore™ Verdict — Which should you buy?

Professional Sports, Wildlife & Photojournalism — EOS R1 (2024): Canon's ultimate professional camera — 40fps, a class-leading EVF, and AI AF that simply doesn't miss.

Travel, Outdoor & Adventure Photography — OM-3 (2024): The ideal mid-range OM System camera — weather sealed, class-leading IBIS, and superb computational features in a compact body.

↓ Full specifications below

EOS R1 (2024)

  • Professional sports and news photographers who cannot miss a shot
  • Wildlife photographers needing the fastest AF and burst available
  • Photojournalists requiring reliable pro-grade build and connectivity
  • Canon R3 owners or 1D X Mark III users upgrading to mirrorless flagship

OM-3 (2024)

  • Outdoor and adventure photographers who need weather sealing and compact size
  • Wildlife and bird photographers wanting improved AF over the OM-5
  • Travel shooters who want a rugged, lightweight MFT system
  • OM-5 or E-M5 III owners wanting better autofocus without going to the OM-1

Quick take: The eos r1 has the highest resolution at 24mp; the om-3 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification EOS R1 (2024)OM-3 (2024)
Price £5,999 £999
Sensor 24.2MP Full-Frame Stacked CMOS 20.4MP Live MOS Micro Four Thirds
Resolution 24.2MP 20.4MP
Video 6K RAW/60p, 4K/120p, 1080p/240p 4K/60p (10-bit), C4K/30p, 1080p/120p
Autofocus Dual Pixel CMOS AF III — 100% coverage, deep learning subject detection Phase-detect AF — subject recognition (human, animal, bird, vehicle)
Stabilisation IBIS — up to 8 stops combined IBIS — up to 6.5 stops (7.5 stops with Sync IS lenses)
Burst Rate 40fps electronic, 12fps mechanical 10fps mechanical, 30fps electronic with AF
Battery Life ~530 shots (CIPA) ~400 shots (CIPA)
Weight 1470g (with battery) 414g (with battery)
Dimensions 159.5 × 143.9 × 87.3mm 122.3 × 84.6 × 49.4mm
Weather Sealed Yes Yes
Viewfinder EVF, 9.44M dots, 0.90× magnification EVF, 2.36M dots, 0.74× magnification
Screen 3.2" fully articulating touchscreen 3.0" fully articulating touchscreen
Mount Canon RF mount Micro Four Thirds
Memory Cards Dual CFexpress Type B Single SD UHS-II slot
Connectivity USB-C (10Gbps), Wi-Fi 6GHz, Bluetooth, Ethernet, HDMI USB-C, Wi-Fi, Bluetooth
Genre EOS R1OM-3
Sports
9.0
Wildlife
9.0
9.0
Photojournalism
9.0
Vlogging & Video
9.0
7.0
Wedding
9.0
Portrait
7.0
7.0
Travel
9.0
Landscape
9.0
Street
9.0
⚡ Compare specs side by side EOS R1 prices → OM-3 prices →

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