EOS R6 Mark IIvs Olympus OM-D E-M5 IIIvs Ricoh GR IIIx
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.
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.
Street Portraits & Reportage — Ricoh GR IIIx (2021): APS-C in a shirt pocket with a 40mm perspective — the GR IIIx is the ideal street portrait compact for photographers who want a slightly tighter frame.
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
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
Ricoh GR IIIx (2021)
- You want the GR experience with a slightly tighter, more versatile field of view
- You shoot portraits, food, or street scenes where 40mm suits better than 28mm wide
- You want a premium compact that fits in a shirt pocket with better tonal rendering than a phone
Quick take: The eos r6 mark ii has the highest resolution at 24mp; the olympus om-d e-m5 iii is the most affordable; only the eos r6 mark ii, olympus om-d e-m5 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R6 Mark II (2022) | Olympus OM-D E-M5 III (2019) | Ricoh GR IIIx (2021) |
|---|---|---|---|
| Price | £2,099 | £699 | £999 |
| Sensor | 24.2MP Full-frame BSI CMOS | 20.4MP Micro Four Thirds Live MOS | 24.2MP APS-C CMOS |
| Resolution | 24.2MP | 20.4MP | 24.2MP |
| Video | 4K/60p 10-bit oversampled, 6K RAW out, FHD/180p | 4K/30p, 1080p/120p | 1080p/60p |
| Autofocus | Dual Pixel CMOS AF II, 6072 zones, deep-learning subject tracking | Hybrid phase/contrast AF with face/eye detection | Hybrid contrast/phase-detect AF with subject detection |
| Stabilisation | 5-axis IBIS, 8.0 stops (coordinated with IS lenses) | 7.5-stop 5-axis IBIS | 4-stop IBIS (Shake Reduction) |
| Burst Rate | 12fps mechanical, 40fps electronic | 30fps electronic / 10fps mechanical | 4fps |
| Battery Life | ~760 shots (CIPA) | 390 shots (CIPA) | 200 shots (CIPA) |
| Weight | 670g body only | 414g body only | 262g |
| Dimensions | 138.4 × 98.4 × 88.4mm | 125.3 × 85.2 × 49.7mm | 111.2 × 61.4 × 33.2mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | EVF, 3.69M dots, 0.76× magnification | 0.35" OLED EVF, 2.36M dots | None |
| Screen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.0" fixed touchscreen |
| Mount | Canon RF mount (full-frame) | Micro Four Thirds | Fixed 40mm-equiv f/2.8 lens |
| Memory Cards | Dual SD UHS-II slots | Single SD UHS-I | Single SD UHS-I |
| Connectivity | USB-C 3.1, Bluetooth, Wi-Fi | Micro USB, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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