EOS M50 IIvs OM-5vs Sony A9 III
Which should you buy?
Beginners & Vlogging — EOS M50 II (2020): Canon's most approachable mirrorless — Dual Pixel AF and beautiful colour science in a beginner-friendly body.
Outdoor & Adventure — OM-5 (2022): The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.
Sports & Action Professionals — Sony A9 III (2023): A paradigm-shifting camera — the global shutter eliminates every rolling shutter limitation that has constrained action photography for years.
Who should buy what
EOS M50 II (2020)
- You want your first mirrorless camera at the lowest possible price
- You're a vlogger or content creator just starting out
- Note: EF-M mount is discontinued — consider the EOS R50 for a future-proof system
OM-5 (2022)
- You need weather sealing and in-body stabilisation in a compact, lightweight body
- You hike, travel, or shoot outdoors and want serious protection without the weight penalty
- You're in the MFT ecosystem and want a step up in capability from entry-level bodies
Sony A9 III (2023)
- You shoot professional sport, motorsport, or action and need zero rolling shutter distortion
- You need reliable high-speed flash sync for studio or on-location action work
- You want the absolute pinnacle of Sony's action and sports camera technology
Quick take: The sony a9 iii has the highest resolution at 25mp; the eos m50 ii is the most affordable; only the om-5, sony a9 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS M50 II (2020) | OM-5 (2022) | Sony A9 III (2023) |
|---|---|---|---|
| Price | £449 | £899 | £5,999 |
| Sensor | 24.1MP APS-C CMOS | 20.4MP Micro Four Thirds Live MOS | 24.6MP full-frame Exmor RS CMOS (global shutter) |
| Resolution | 24.1MP | 20.4MP | 24.6MP |
| Video | 4K/25p (cropped), 1080p/60p | 4K/60p, 4K/120p Cinema4K | 4K/120p, 4K/60p, 1080p/240p |
| Autofocus | Dual Pixel CMOS AF, 143 AF points, eye detection | Phase-detect, 121 all-cross points, subject tracking | AI subject recognition AF, 759-point phase-detect |
| Stabilisation | None (no IBIS) | 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) | 8-stop IBIS |
| Burst Rate | 10fps | 30fps electronic, 10fps mechanical | 120fps blackout-free electronic |
| Battery Life | ~305 shots (CIPA) | ~370 shots (CIPA) | 530 shots (CIPA) |
| Weight | 387g body only | 414g body only | 703g body only |
| Dimensions | 116.3 × 88.1 × 58.7mm | 122.3 × 87.6 × 49.7mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | EVF, 2.36M dots, 0.39× | EVF, 2.36M dots, 0.74× magnification | 0.64" Quad-XGA OLED EVF, 9.44M dots |
| Screen | 3.0" vari-angle touchscreen | 3.0" fully articulating touchscreen | 3.2" fully articulating touchscreen |
| Mount | Canon EF-M mount | Micro Four Thirds | Sony FE (E-mount) |
| Memory Cards | Single SD UHS-I slot | Dual SD UHS-II slots | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | USB-C, Bluetooth, Wi-Fi | USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3 |
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