EOS M50 IIvs Canon EOS R3vs Sony A9 III
Canon
Canon EOS R3 (2021)
From £5999
Best for Sports & photojournalism professionals
View Canon EOS R3
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.
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.
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
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
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 canon eos r3, sony a9 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS M50 II (2020) | Canon EOS R3 (2021) | Sony A9 III (2023) |
|---|---|---|---|
| Price | £449 | £5,999 | £5,999 |
| Sensor | 24.1MP APS-C CMOS | 24.1MP full-frame BSI stacked CMOS | 24.6MP full-frame Exmor RS CMOS (global shutter) |
| Resolution | 24.1MP | 24.1MP | 24.6MP |
| Video | 4K/25p (cropped), 1080p/60p | 6K RAW, 4K/120p, 1080p/180p | 4K/120p, 4K/60p, 1080p/240p |
| Autofocus | Dual Pixel CMOS AF, 143 AF points, eye detection | Dual Pixel CMOS AF II with Eye Control AF | AI subject recognition AF, 759-point phase-detect |
| Stabilisation | None (no IBIS) | 8-stop IBIS | 8-stop IBIS |
| Burst Rate | 10fps | 30fps electronic / 12fps mechanical | 120fps blackout-free electronic |
| Battery Life | ~305 shots (CIPA) | 620 shots (CIPA) | 530 shots (CIPA) |
| Weight | 387g body only | 1015g body only | 703g body only |
| Dimensions | 116.3 × 88.1 × 58.7mm | 150.0 × 142.6 × 87.2mm | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | No | Yes | Yes |
| Viewfinder | EVF, 2.36M dots, 0.39× | 0.76" OLED EVF, 5.76M dots, 120fps | 0.64" Quad-XGA OLED EVF, 9.44M dots |
| Screen | 3.0" vari-angle touchscreen | 3.2" fully articulating touchscreen | 3.2" fully articulating touchscreen |
| Mount | Canon EF-M mount | Canon RF | Sony FE (E-mount) |
| Memory Cards | Single SD UHS-I slot | Dual CFexpress Type B | Dual CFexpress Type A / SD UHS-II |
| Connectivity | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN | USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3 |
Compare pairs from this group