EOS M50 IIvs Olympus OM-D E-M5 IIIvs Sigma fp
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 (2019)
From £1499
Best for Creative filmmakers & experimental photographers
View Sigma fp
Which should you buy?
Beginners & Vlogging — EOS M50 II (2020): Canon's most approachable mirrorless — Dual Pixel AF and beautiful colour science in a beginner-friendly 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.
Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.
Who should buy what
EOS M50 II (2020)
- You want your first mirrorless camera at the lowest possible price
- You're a vlogger or content creator just starting out
- Note: EF-M mount is discontinued — consider the EOS R50 for a future-proof 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
Sigma fp (2019)
- You're a filmmaker building a cinema rig where the smallest full-frame body is essential
- You want L-mount compatibility to pair with Sigma Art or Leica SL lenses
- You prioritise video and cinema colour over stills ergonomics and functionality
Quick take: The sigma fp has the highest resolution at 25mp; the eos m50 ii is the most affordable; only the olympus om-d e-m5 iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS M50 II (2020) | Olympus OM-D E-M5 III (2019) | Sigma fp (2019) |
|---|---|---|---|
| Price | £449 | £699 | £1,499 |
| Sensor | 24.1MP APS-C CMOS | 20.4MP Micro Four Thirds Live MOS | 24.6MP full-frame Bayer CMOS |
| Resolution | 24.1MP | 20.4MP | 24.6MP |
| Video | 4K/25p (cropped), 1080p/60p | 4K/30p, 1080p/120p | 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p |
| Autofocus | Dual Pixel CMOS AF, 143 AF points, eye detection | Hybrid phase/contrast AF with face/eye detection | Contrast-detect AF with face/eye detection |
| Stabilisation | None (no IBIS) | 7.5-stop 5-axis IBIS | None (lens-based only) |
| Burst Rate | 10fps | 30fps electronic / 10fps mechanical | 18fps electronic |
| Battery Life | ~305 shots (CIPA) | 390 shots (CIPA) | 200 shots (CIPA) |
| Weight | 387g body only | 414g body only | 422g body only |
| Dimensions | 116.3 × 88.1 × 58.7mm | 125.3 × 85.2 × 49.7mm | 112.6 × 69.9 × 45.3mm |
| Weather Sealed | No | Yes | No |
| Viewfinder | EVF, 2.36M dots, 0.39× | 0.35" OLED EVF, 2.36M dots | None |
| Screen | 3.0" vari-angle touchscreen | 3.0" fully articulating touchscreen | 3.15" fixed touchscreen |
| Mount | Canon EF-M mount | Micro Four Thirds | Leica L-mount |
| Memory Cards | Single SD UHS-I slot | Single SD UHS-I | Single SD UHS-II + CFexpress Type B (via adapter) |
| Connectivity | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI | Micro USB, Wi-Fi, Bluetooth | USB-C 3.1, Wi-Fi, Bluetooth |
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