Canon EOS R3vs Leica M11vs Olympus OM-D E-M5 III
Canon
Canon EOS R3 (2021)
From £5999
Best for Sports & photojournalism professionals
View Canon EOS R3
OM System
Olympus OM-D E-M5 III (2019)
From £699
Best for Travel & lightweight outdoor photography
View Olympus OM-D E-M5 III
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.
Rangefinder Enthusiasts & Collectors — Leica M11 (2022): 60MP of full-frame resolution in the thinnest digital M ever made — the M11 is the definitive expression of Leica's rangefinder tradition.
Travel & Lightweight Outdoor Photography — Olympus OM-D E-M5 III (2019): The lightest weather-sealed MFT camera — compact, travel-friendly, and capable with 7.5-stop IBIS in a body that fits in a jacket pocket.
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
Leica M11 (2022)
- You shoot street, documentary, or reportage and prefer manual focus discipline
- You value a discreet, minimal camera that doesn't draw attention in public
- You're willing to invest time in the rangefinder learning curve for a uniquely rewarding experience
Olympus OM-D E-M5 III (2019)
- You want a lightweight, sealed camera for travel and outdoor photography
- You're new to Micro Four Thirds and want a capable mid-range body with excellent stabilisation
- Note: consider the newer OM-5 for updated specs in a similar compact form factor
Quick take: The leica m11 has the highest resolution at 60mp; the olympus om-d e-m5 iii is the most affordable; only the canon eos r3, olympus om-d e-m5 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R3 (2021) | Leica M11 (2022) | Olympus OM-D E-M5 III (2019) |
|---|---|---|---|
| Price | £5,999 | £7,999 | £699 |
| Sensor | 24.1MP full-frame BSI stacked CMOS | 60MP full-frame BSI CMOS (Tri-resolution: 60/36/18MP) | 20.4MP Micro Four Thirds Live MOS |
| Resolution | 24.1MP | 60.0MP | 20.4MP |
| Video | 6K RAW, 4K/120p, 1080p/180p | None | 4K/30p, 1080p/120p |
| Autofocus | Dual Pixel CMOS AF II with Eye Control AF | Manual focus only (rangefinder coupled) | Hybrid phase/contrast AF with face/eye detection |
| Stabilisation | 8-stop IBIS | None | 7.5-stop 5-axis IBIS |
| Burst Rate | 30fps electronic / 12fps mechanical | 4.5fps | 30fps electronic / 10fps mechanical |
| Battery Life | 620 shots (CIPA) | 700 shots (CIPA) | 390 shots (CIPA) |
| Weight | 1015g body only | 530g body only | 414g body only |
| Dimensions | 150.0 × 142.6 × 87.2mm | 138.6 × 80.0 × 38.5mm | 125.3 × 85.2 × 49.7mm |
| Weather Sealed | Yes | No | Yes |
| Viewfinder | 0.76" OLED EVF, 5.76M dots, 120fps | Optical rangefinder (0.73× magnification) | 0.35" OLED EVF, 2.36M dots |
| Screen | 3.2" fully articulating touchscreen | 2.3" fixed TFT LCD | 3.0" fully articulating touchscreen |
| Mount | Canon RF | Leica M-mount | Micro Four Thirds |
| Memory Cards | Dual CFexpress Type B | Single SD UHS-II + 64GB internal storage | Single SD UHS-I |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth, LAN | USB-C, Wi-Fi, Bluetooth | Micro USB, Wi-Fi, Bluetooth |
Compare pairs from this group