EOS R6 Mark IIvs Olympus OM-D E-M5 IIIvs A7C II
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.
Full-Frame Hybrid — A7C II (2023): Full-frame AI autofocus in the most compact body available — the best camera under £1,500 for hybrid shooters.
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
A7C II (2023)
- You want full-frame image quality in the most compact body possible
- You travel constantly and need a serious camera that doesn't weigh down your bag
- You're a portrait or lifestyle photographer who shoots on the move
- You create content for social media or YouTube and want full-frame quality in a vlog-friendly form
Quick take: The a7c ii has the highest resolution at 33mp; 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) | A7C II (2023) |
|---|---|---|---|
| Price | £2,099 | £699 | £1,499 |
| Sensor | 24.2MP Full-frame BSI CMOS | 20.4MP Micro Four Thirds Live MOS | 33MP Full-frame Exmor R BSI CMOS |
| Resolution | 24.2MP | 20.4MP | 33.0MP |
| Video | 4K/60p 10-bit oversampled, 6K RAW out, FHD/180p | 4K/30p, 1080p/120p | 4K/60p oversampled, S-Log3, 10-bit internal |
| Autofocus | Dual Pixel CMOS AF II, 6072 zones, deep-learning subject tracking | Hybrid phase/contrast AF with face/eye detection | 759-point phase-detect, AI subject recognition |
| Stabilisation | 5-axis IBIS, 8.0 stops (coordinated with IS lenses) | 7.5-stop 5-axis IBIS | 5-axis IBIS, 7.0 stops |
| Burst Rate | 12fps mechanical, 40fps electronic | 30fps electronic / 10fps mechanical | 10fps mechanical, 30fps electronic |
| Battery Life | ~760 shots (CIPA) | 390 shots (CIPA) | ~530 shots (CIPA) |
| Weight | 670g body only | 414g body only | 514g body only |
| Dimensions | 138.4 × 98.4 × 88.4mm | 125.3 × 85.2 × 49.7mm | 124.0 × 71.1 × 63.4mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | EVF, 3.69M dots, 0.76× magnification | 0.35" OLED EVF, 2.36M dots | EVF, 2.36M dots, 0.70× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.0" vari-angle touchscreen |
| Mount | Canon RF mount (full-frame) | Micro Four Thirds | Sony FE (full-frame E-mount) |
| Memory Cards | Dual SD UHS-II slots | Single SD UHS-I | Dual slots: SD UHS-II + CFexpress Type A |
| Connectivity | USB-C 3.1, Bluetooth, Wi-Fi | Micro USB, Wi-Fi, Bluetooth | USB-C (3.2), Bluetooth, Wi-Fi |
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