Canon EOS R3vs EOS R7vs OM-1 II
Canon
Canon EOS R3 (2021)
From £5999
Best for Sports & photojournalism professionals
View Canon EOS R3
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, Sports & Action — EOS R7 (2022): The EOS R7 is one of the most complete APS-C cameras ever made. It combines a class-leading resolution sensor with best-in-class IBIS, 4K/60p video, weather sealing and 15fps burst. For wildlife, sports and action photographers on an APS-C budget, nothing else comes close.
Wildlife & Action — OM-1 II (2024): 120fps burst, 8-stop IBIS, and IP53 sealing — the most capable wildlife and action camera in the Micro Four Thirds world.
Who should buy what
Canon EOS R3 (2021)
- You shoot sport, motorsport, wildlife, or news at a professional level
- You need Canon's most reliable and fastest autofocus available
- You need extreme weather sealing for demanding shooting conditions
EOS R7 (2022)
- Wildlife photographers who need reach, weather sealing and fast burst
- Sports shooters upgrading from entry-level APS-C bodies
- Video creators who need uncropped 4K/60p without a full-frame budget
- Canon DSLR users looking to move to RF mount
OM-1 II (2024)
- You shoot wildlife, birds, or fast action and want the best MFT autofocus available
- You need strong weather sealing without the weight of a full-frame sports body
- You're in the MFT system and want a flagship-level body upgrade
Quick take: The eos r7 has the highest resolution at 32mp; the eos r7 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R3 (2021) | EOS R7 (2022) | OM-1 II (2024) |
|---|---|---|---|
| Price | £5,999 | £1,399 | £1,499 |
| Sensor | 24.1MP full-frame BSI stacked CMOS | 32.5MP APS-C CMOS | 20.4MP Micro Four Thirds Stacked BSI CMOS |
| Resolution | 24.1MP | 32.5MP | 20.4MP |
| Video | 6K RAW, 4K/120p, 1080p/180p | 4K/60p (uncropped), 4K/30p (oversampled from 7K), 1080p/120p | 4K/120p Cinema4K, Apple ProRes RAW (with recorder) |
| Autofocus | Dual Pixel CMOS AF II with Eye Control AF | Dual Pixel CMOS AF II, 651 AF zones, subject recognition (people, animals, vehicles) | Quad-Pixel phase-detect, 1053 points, AI subject recognition (birds/animals) |
| Stabilisation | 8-stop IBIS | 7-stop IBIS (8 stops with compatible IS lenses) | 5-axis IBIS, 8.0 stops (Dual IS) |
| Burst Rate | 30fps electronic / 12fps mechanical | 15fps mechanical, 30fps electronic (with blackout) | 120fps electronic (blackout-free), 15fps mechanical |
| Battery Life | 620 shots (CIPA) | ~770 shots (CIPA) | ~520 shots (CIPA) |
| Weight | 1015g body only | 612g (body, battery, card) | 561g body only |
| Dimensions | 150.0 × 142.6 × 87.2mm | 132.0 × 90.4 × 91.7mm | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | 0.76" OLED EVF, 5.76M dots, 120fps | EVF, 2.36M dots, 0.72× magnification | EVF, 5.76M dots, 0.83× magnification |
| Screen | 3.2" fully articulating touchscreen | 3.0" vari-angle touchscreen, 1.62M dots | 3.0" fully articulating touchscreen |
| Mount | Canon RF | Canon RF-mount | Micro Four Thirds |
| Memory Cards | Dual CFexpress Type B | Dual SD UHS-II | Dual SD UHS-II slots |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN | USB-C (USB 3.2 Gen 2), Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi |
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