Upgrade Guide
Olympus OM-D E-M1 Mark III→Olympus OM-D E-M10 IV
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the OM-D E-M1 Mark III. Worth it if that specific upgrade aligns with what you shoot.
What's new in the OM-D E-M10 IV
-
StabilisationIBIS added — significant for handheld and video
Unchanged or similar
-
ResolutionSimilar (20MP)
-
Weather sealingNot present in new body
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | OM-D E-M1 Mark III | OM-D E-M10 IV | |
|---|---|---|---|
| Portrait | -1.5 | ||
| Street | -0.1 | ||
| Travel | -0.4 | ||
| Wedding & Events | -2.9 | ||
| Vlogging & Video | — | ||
| Filmmaking | -1.9 | ||
| Documentary | -2.5 | ||
| Sports & Action | -2.2 | ||
| Landscape | -1.5 | ||
| Wildlife | -1.9 | ||
| Casual | +0.5 | ||
| Food | -0.8 | ||
| Macro | -1.8 | ||
| Architecture | -1.1 | ||
| Astrophotography | -0.2 | ||
| Fun & simple | — |
Full spec comparison
| Spec | OM-D E-M1 Mark III | OM-D E-M10 IV | |
|---|---|---|---|
| Price | £446 | £469 | |
| Released | 2020 | 2020 | |
| Sensor | 20.4MP Micro Four Thirds CMOS | 20.3MP Micro Four Thirds Live MOS | |
| Resolution | 20MP | 20MP | ↓ |
| Video | C4K/24p, 4K/30p, Full HD 1080p/120 | 4K/30p, 1080p/60p | |
| Autofocus | 121-point all cross-type on-sensor phase detect + contrast AF, face / eye detection, Starry Sky AF | Contrast-detect AF, 121 points, face and eye detection | |
| Stabilisation | 5-axis in-body stabilisation, 7 stops (7.5 with Sync IS) | 5-axis IBIS, 4.5 stops | |
| Burst Rate | 60fps (18fps with continuous AF) | 15fps | ↓ |
| Battery Life | ~420 shots (CIPA) | ~360 shots (CIPA) | ↓ |
| Weight | 580g (with battery) | 383g (body only) | ↑ |
| Weather Sealed | Yes | Not weather sealed | ↓ |
| Viewfinder | OLED EVF, 2.36M dots, 1.48x | EVF, 2.36M dots, 0.46× magnification | |
| Screen | 3.0" vari-angle touchscreen, 1.04M dots | 3.0" tilting touchscreen | |
| Mount | Micro Four Thirds | Micro Four Thirds | |
| Memory Cards | Dual SD slots | Single SD UHS-I slot |
Compare side-by-side
⚖️ Compare these cameras
See OM-D E-M1 Mark III and OM-D E-M10 IV next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the OM-D E-M10 IV against your specific genres — not just specs.
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