EOS R50vs Z30vs Olympus OM-D E-M5 III
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?
Beginners & Family — EOS R50 (2023): Canon's most beginner-friendly RF body — Dual Pixel AF and beautiful colour science in an approachable package.
Travel & Everyday Video — Z30 (2022): Nikon's lightest Z-mount body — no fuss, excellent subject tracking, and a flip screen for creators.
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
EOS R50 (2023)
- You're completely new to mirrorless cameras and want something uncomplicated
- You create vertical content for TikTok, Instagram Reels, or YouTube Shorts
- You want great autofocus without needing to understand complex menus
Z30 (2022)
- You create video content and want reliable Nikon colour science in a compact body
- You don't need a viewfinder and prioritise the vari-angle flip screen
- You're starting out with interchangeable lenses for content creation on a budget
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 eos r50 has the highest resolution at 24mp; the z30 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 R50 (2023) | Z30 (2022) | Olympus OM-D E-M5 III (2019) |
|---|---|---|---|
| Price | £599 | £479 | £699 |
| Sensor | 24.2MP APS-C CMOS | 20.9MP APS-C CMOS | 20.4MP Micro Four Thirds Live MOS |
| Resolution | 24.2MP | 20.9MP | 20.4MP |
| Video | 4K/30p (uncropped 4K/24p), FHD/60p | 4K/30p, 4K/60p (with crop), 1080p/120p | 4K/30p, 1080p/120p |
| Autofocus | Dual Pixel CMOS AF II, face/eye/subject tracking | Phase-detect, 209 points, subject tracking (human/animal/vehicle) | Hybrid phase/contrast AF with face/eye detection |
| Stabilisation | None (no IBIS) | None (no IBIS) | 7.5-stop 5-axis IBIS |
| Burst Rate | 12fps mechanical, 15fps electronic | 11fps | 30fps electronic / 10fps mechanical |
| Battery Life | ~380 shots (CIPA) | ~300 shots (CIPA) | 390 shots (CIPA) |
| Weight | 375g body only | 405g body only | 414g body only |
| Dimensions | 116.3 × 85.5 × 68.8mm | 127.5 × 73.5 × 59.5mm | 125.3 × 85.2 × 49.7mm |
| Weather Sealed | No | No | Yes |
| Viewfinder | EVF, 2.36M dots | None | 0.35" OLED EVF, 2.36M dots |
| Screen | 3.0" vari-angle touchscreen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Canon RF-S / RF | Nikon Z-mount | Micro Four Thirds |
| Memory Cards | Single SD UHS-II slot | Single SD UHS-I slot | Single SD UHS-I |
| Connectivity | USB-C, Bluetooth, Wi-Fi | USB-C, Bluetooth, Wi-Fi, 3.5mm mic input, micro HDMI | Micro USB, Wi-Fi, Bluetooth |
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