Canon EOS R5 Mark IIvs EOS R8vs Olympus OM-D E-M5 III
Canon
Canon EOS R5 Mark II (2024)
From £4299
Best for Hybrid shooters & professionals
View Canon EOS R5 Mark 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?
Hybrid Shooters & Professionals — Canon EOS R5 Mark II (2024): The most complete hybrid camera Canon has ever made — 45MP stacked BSI, 30fps burst, 8K/60p RAW, and Canon's legendary Dual Pixel AF in one body.
Full-Frame Entry — EOS R8 (2023): Canon's most affordable full-frame mirrorless — 4K/60p 10-bit and class-leading Dual Pixel AF at an accessible entry price.
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 R5 Mark II (2024)
- You're a working photographer or filmmaker who needs high-resolution stills and professional video
- You shoot commercial, editorial, or high-end portrait work
- You want the absolute best Canon mirrorless has to offer
EOS R8 (2023)
- You want full-frame image quality on a tight budget
- You shoot mainly in good light and can live without built-in stabilisation
- You primarily shoot stills with occasional 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 canon eos r5 mark ii has the highest resolution at 45mp; the olympus om-d e-m5 iii is the most affordable; only the canon eos r5 mark ii, olympus om-d e-m5 iii are weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | Canon EOS R5 Mark II (2024) | EOS R8 (2023) | Olympus OM-D E-M5 III (2019) |
|---|---|---|---|
| Price | £4,299 | £1,099 | £699 |
| Sensor | 45MP full-frame BSI stacked CMOS | 24.2MP Full-frame BSI CMOS | 20.4MP Micro Four Thirds Live MOS |
| Resolution | 45.0MP | 24.2MP | 20.4MP |
| Video | 8K/60p RAW, 4K/120p, Cinema RAW Light | 4K/60p oversampled 10-bit, FHD/180p | 4K/30p, 1080p/120p |
| Autofocus | Dual Pixel CMOS AF II, AI subject tracking | Dual Pixel CMOS AF II, 1053 zones, eye/face/subject tracking | Hybrid phase/contrast AF with face/eye detection |
| Stabilisation | 8-stop IBIS (coordinated with IS lenses) | None (no IBIS) | 7.5-stop 5-axis IBIS |
| Burst Rate | 30fps electronic / 12fps mechanical | 6fps mechanical, 40fps electronic | 30fps electronic / 10fps mechanical |
| Battery Life | 570 shots (CIPA) | ~220 shots (CIPA) | 390 shots (CIPA) |
| Weight | 746g body only | 461g body only | 414g body only |
| Dimensions | 138.5 × 101.2 × 93.5mm | 132.5 × 86.1 × 70.0mm | 125.3 × 85.2 × 49.7mm |
| Weather Sealed | Yes | No | Yes |
| Viewfinder | 0.64" OLED EVF, 5.76M dots, 120fps | EVF, 2.36M dots, 0.59× | 0.35" OLED EVF, 2.36M dots |
| Screen | 3.2" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Canon RF | Canon RF mount (full-frame) | Micro Four Thirds |
| Memory Cards | CFexpress Type B + SD UHS-II | Single SD UHS-II slot | Single SD UHS-I |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth | USB-C, Bluetooth, Wi-Fi | Micro USB, Wi-Fi, Bluetooth |
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