Canon EOS R3vs OM System OM-1 Mark II
Canon
Canon EOS R3 (2021)
Starting from £5999 new
Best for Sports & photojournalism professionals
View Canon EOS R3
OM System
OM System OM-1 Mark II (2024)
Starting from £1999 new
Best for Wildlife, birds & outdoor sports
View OM System OM-1 Mark II
GearScore™ Verdict — Which should you buy?
Sports & Photojournalism Professionals — Canon EOS R3 (2021): The pinnacle of Canon's mirrorless lineup for speed — Eye Control AF and 30fps burst in the most rugged body Canon has ever produced.
Wildlife, Birds & Outdoor Sports — OM System OM-1 Mark II (2024): OM System's most capable camera — 120fps AF burst, AI subject detection, and IP53 weather sealing make it the best-value pro wildlife camera.
Who should buy what
Canon EOS R3 (2021)
- Professional sports and photojournalism photographers
- Canon users who need the fastest burst and most reliable AF in the system
- R5 users who want a pro-grade grip and faster shooting speed
- Event photographers who need eye-controlled AF and dual card slots
OM System OM-1 Mark II (2024)
- Wildlife and bird photographers who need the best subject tracking in MFT
- Sports photographers who want weather sealing and 50fps burst
- OM-1 owners looking for a meaningful autofocus upgrade
- Professionals who need pro-grade weather sealing in the lightest possible system
Quick take: The canon eos r3 has the highest resolution at 24mp; the om system om-1 mark ii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R3 (2021) | OM System OM-1 Mark II (2024) |
|---|---|---|
| Price | £5,999 | £1,999 |
| Sensor | 24.1MP full-frame BSI stacked CMOS | 20MP Micro Four Thirds Live MOS |
| Resolution | 24.1MP | 20.0MP |
| Video | 6K RAW, 4K/120p, 1080p/180p | 4K/60p, 1080p/240p, 4K HLG |
| Autofocus | Dual Pixel CMOS AF II with Eye Control AF | AI subject detection AF (birds, animals, motorsport) |
| Stabilisation | 8-stop IBIS | 8.5-stop IBIS |
| Burst Rate | 30fps electronic / 12fps mechanical | 120fps with AF tracking |
| Battery Life | 620 shots (CIPA) | 520 shots (CIPA) |
| Weight | 1015g body only | 599g body only |
| Dimensions | 150.0 × 142.6 × 87.2mm | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.76" OLED EVF, 5.76M dots, 120fps | 0.83" OLED EVF, 5.76M dots, 120fps |
| Screen | 3.2" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Canon RF | Micro Four Thirds |
| Memory Cards | Dual CFexpress Type B | Dual SD UHS-II |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | Canon EOS R3 | OM System OM-1 Mark II |
|---|---|---|
| Sports & Action | ||
| Wildlife | ||
| Photojournalism | — | |
| Vlogging & Video | ||
| Wedding & Events | — | |
| Travel | ||
| Landscape | — | |
| Portrait | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with Canon EOS R3
Camera family history