EOS R6 Mark IIvs Z6 IIIvs Olympus OM-D E-M5 III
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?
Portraits & Action — EOS R6 Mark II (2022): 40fps burst, 8-stop IBIS, and Canon's best-in-class Dual Pixel AF — exceptional for action, sports, and portrait work.
Hybrid Video & Action — Z6 III (2024): Partial-stacked FF sensor for near-zero blackout, 6K RAW video, and 60fps burst — Nikon's most capable hybrid.
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
EOS R6 Mark II (2022)
- You want a do-everything full-frame body for weddings and events
- You need reliable subject tracking across stills and fast-moving video
- You shoot both photos and video professionally and need a single body that handles both
- You want Canon's colour science with a modern mirrorless system
Z6 III (2024)
- You need the best all-round full-frame camera in Nikon's Z system
- You shoot in challenging or low light and need exceptional high-ISO performance
- You want a hybrid body that genuinely excels at both professional stills and video
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 z6 iii has the highest resolution at 24mp; the olympus om-d e-m5 iii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R6 Mark II (2022) | Z6 III (2024) | Olympus OM-D E-M5 III (2019) |
|---|---|---|---|
| Price | £2,099 | £2,199 | £699 |
| Sensor | 24.2MP Full-frame BSI CMOS | 24.5MP Full-frame Partial-stacked CMOS | 20.4MP Micro Four Thirds Live MOS |
| Resolution | 24.2MP | 24.5MP | 20.4MP |
| Video | 4K/60p 10-bit oversampled, 6K RAW out, FHD/180p | 6K/60p RAW, 4K/120p, 4K/60p oversampled, N-Log, 10-bit | 4K/30p, 1080p/120p |
| Autofocus | Dual Pixel CMOS AF II, 6072 zones, deep-learning subject tracking | Phase-detect, 273 points, subject detection (human/animal/vehicle/aircraft) | Hybrid phase/contrast AF with face/eye detection |
| Stabilisation | 5-axis IBIS, 8.0 stops (coordinated with IS lenses) | 5-axis IBIS, 6.0 stops | 7.5-stop 5-axis IBIS |
| Burst Rate | 12fps mechanical, 40fps electronic | 20fps mechanical, 60fps electronic | 30fps electronic / 10fps mechanical |
| Battery Life | ~760 shots (CIPA) | ~380 shots (CIPA) | 390 shots (CIPA) |
| Weight | 670g body only | 760g body only | 414g body only |
| Dimensions | 138.4 × 98.4 × 88.4mm | 138.5 × 101.5 × 74.0mm | 125.3 × 85.2 × 49.7mm |
| Weather Sealed | Yes | Yes | Yes |
| Viewfinder | EVF, 3.69M dots, 0.76× magnification | EVF, 5.76M dots, 0.90× magnification | 0.35" OLED EVF, 2.36M dots |
| Screen | 3.0" fully articulating touchscreen | 3.2" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Canon RF mount (full-frame) | Nikon Z-mount (full-frame) | Micro Four Thirds |
| Memory Cards | Dual SD UHS-II slots | Dual slots: CFexpress Type B + SD UHS-II | Single SD UHS-I |
| Connectivity | USB-C 3.1, Bluetooth, Wi-Fi | USB-C 3.2, Bluetooth, Wi-Fi | Micro USB, Wi-Fi, Bluetooth |
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