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OM-D E-M5 III vs OM-D E-M10 IV
Quick take: The OM-D E-M5 III has the highest resolution at 20MP; the OM-D E-M10 IV is the most affordable; only the OM-D E-M5 III is weather sealed.
16 specs side by side·16 genres scored·UK prices from Wex Photo Video and Clifton Cameras
How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.
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Verdictwhich should you buy?
OM-D E-M5 III — Travel & Lightweight Outdoor Photography: 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.
OM-D E-M10 IV — Travel & Everyday: Compact Micro Four Thirds body with built-in IBIS — ideal for travellers who want stability without bulk.
Who should buy what
OM-D E-M5 III (2019)
is the right camera for you if…
- Travel photographers who want a compact, weather-sealed MFT body
- Outdoor photographers upgrading from the E-M10 who want better sealing
- Enthusiasts who want strong IBIS in a lightweight, portable system
- Photographers who want a capable travel camera that won't weigh them down
OM-D E-M10 IV (2020)
is the right camera for you if…
- Beginners and enthusiasts who want a compact, stylish Micro Four Thirds camera
- Travellers who want a small, light system without sacrificing image quality
- Smartphone upgraders who want a proper camera that still fits in a bag
- Anyone who wants built-in selfie capability in a traditional camera body
Full specificationsthe better value in each row is highlighted
| Specification | OM-D E-M5 IIIOlympus · 2019 | OM-D E-M10 IVOlympus · 2020 |
|---|---|---|
| Price | £699Best | £699Best |
| Sensor | 20.4MP Micro Four Thirds Live MOS | 20.3MP Micro Four Thirds Live MOS |
| Resolution | 20.4MPBest | 20.3MP |
| Video | 4K/30p, 1080p/120p | 4K/30p, 1080p/60p |
| Autofocus | Hybrid phase/contrast AF with face/eye detection | Contrast-detect AF, 121 points, face and eye detection |
| Stabilisation | 7.5-stop 5-axis IBIS | 5-axis IBIS, 4.5 stops |
| Burst Rate | 30fps electronic / 10fps mechanicalBest | 15fps |
| Battery Life | 390 shots (CIPA)Best | ~360 shots (CIPA) |
| Weight | 414g (body only) | 383g (body only)Best |
| Dimensions | 125.3 × 85.2 × 49.7mm | 121.4 × 83.6 × 49.0mm |
| Weather Sealed | YesBest | Not weather sealed |
| Viewfinder | 0.35" OLED EVF, 2.36M dots | EVF, 2.36M dots, 0.46× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" tilting touchscreen |
| Mount | Micro Four Thirds | Micro Four Thirds |
| Memory Cards | Single SD UHS-I | Single SD UHS-I slot |
| Connectivity | Micro USB, Wi-Fi, Bluetooth | USB Micro-B, Bluetooth, Wi-Fi, micro HDMI |
Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.
How they score by genreengine base scores out of 10
Genre
OM-D E-M5 III
OM-D E-M10 IV
Portrait
6.4/10
5.2/10
Street
6.7/10
6.1/10
Travel
6.7/10
5.8/10
Wedding & Events
5.4/10
3.9/10
Vlogging & Video
5.5/10
—
Filmmaking
5.0/10
3.7/10
Documentary
6.2/10
4.0/10
Sports & Action
6.7/10
5.5/10
Landscape
5.9/10
4.4/10
Wildlife
7.4/10
6.0/10
Casual
5.1/10
6.7/10
Food
6.8/10
6.2/10
Macro
7.9/10
6.1/10
Architecture
6.0/10
4.9/10
Astrophotography
5.6/10
5.5/10
Fun & simple
—
5.8/10
Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →
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