Canon EOS R5 Mark IIvs Olympus OM-D E-M5 IIIvs Sigma fp L
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
Sigma
Sigma fp L (2021)
From £1999
Best for High-resolution creative & documentary shooters
View Sigma fp L
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.
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.
High-Resolution Creative & Documentary Shooters — Sigma fp L (2021): 61MP and phase-detect AF in the world's smallest full-frame body — the fp L is the most capable iteration of Sigma's extraordinary compact.
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
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
Sigma fp L (2021)
- You need the highest resolution available in the smallest possible full-frame mirrorless
- You shoot architecture, landscape, or commercial work where fine detail is absolutely critical
- You want the cinematic flexibility of the fp platform paired with maximum megapixel count
Quick take: The sigma fp l has the highest resolution at 61mp; 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) | Olympus OM-D E-M5 III (2019) | Sigma fp L (2021) |
|---|---|---|---|
| Price | £4,299 | £699 | £1,999 |
| Sensor | 45MP full-frame BSI stacked CMOS | 20.4MP Micro Four Thirds Live MOS | 61MP full-frame BSI CMOS |
| Resolution | 45.0MP | 20.4MP | 61.0MP |
| Video | 8K/60p RAW, 4K/120p, Cinema RAW Light | 4K/30p, 1080p/120p | 12-bit Cinema DNG RAW, 4K/24p |
| Autofocus | Dual Pixel CMOS AF II, AI subject tracking | Hybrid phase/contrast AF with face/eye detection | Phase-detect AF with face/eye detection |
| Stabilisation | 8-stop IBIS (coordinated with IS lenses) | 7.5-stop 5-axis IBIS | None (lens-based only) |
| Burst Rate | 30fps electronic / 12fps mechanical | 30fps electronic / 10fps mechanical | 18fps electronic |
| Battery Life | 570 shots (CIPA) | 390 shots (CIPA) | 200 shots (CIPA) |
| Weight | 746g body only | 414g body only | 427g body only |
| Dimensions | 138.5 × 101.2 × 93.5mm | 125.3 × 85.2 × 49.7mm | 112.6 × 69.9 × 45.3mm |
| Weather Sealed | Yes | Yes | No |
| Viewfinder | 0.64" OLED EVF, 5.76M dots, 120fps | 0.35" OLED EVF, 2.36M dots | None (optional clip-on EVF available) |
| Screen | 3.2" fully articulating touchscreen | 3.0" fully articulating touchscreen | 3.15" fixed touchscreen |
| Mount | Canon RF | Micro Four Thirds | Leica L-mount |
| Memory Cards | CFexpress Type B + SD UHS-II | Single SD UHS-I | Single SD UHS-II |
| Connectivity | USB-C 3.2, HDMI full-size, Wi-Fi 6, Bluetooth | Micro USB, Wi-Fi, Bluetooth | USB-C 3.1, Wi-Fi, Bluetooth |
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