Is it worth upgrading? Spec analysis, key improvements, and our verdict.
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | PEN | OM-1 | |
|---|---|---|---|
| Portrait | +0.3 | ||
| Street | -1.3 | ||
| Travel | -1.0 | ||
| Wedding & Events | +1.3 | ||
| Vlogging & Video | -0.3 | ||
| Filmmaking | +1.4 | ||
| Documentary | +0.6 | ||
| Sports & Action | +1.5 | ||
| Landscape | -0.1 | ||
| Wildlife | +0.9 | ||
| Casual | -0.7 | ||
| Food | +0.2 | ||
| Macro | +1.3 | ||
| Architecture | — | ||
| Astrophotography | — | ||
| Fun & simple | — |
| Spec | PEN | OM-1 | |
|---|---|---|---|
| Price | £849 | £1,299 | |
| Released | 2026 | 2022 | ↓ |
| Sensor | 20.4MP Four Thirds Live MOS | Micro Four Thirds Live MOS stacked BSI | |
| Resolution | 20MP | 20MP | |
| Video | 4K/C4K, OM-Log400, vertical video support | 4K 60fps 10-bit | |
| Autofocus | Phase-hybrid AF (121 points) with subject detection (people, cats, dogs) | 1053-point cross-type phase-detect, AI subject recognition | |
| Stabilisation | 5.5-stop IBIS | 5-axis IBIS, 7.0 stops (8 stops with sync IS) | |
| Burst Rate | 30fps electronic | 10fps mechanical, 50fps electronic, 120fps Pro Capture | ↓ |
| Battery Life | 410 shots (CIPA) | 520 shots (CIPA) | ↑ |
| Weight | 393g (with battery and card) | 599g (body only) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | EVF, 2.36M dots | EVF 0.83× 5.76M-dot | |
| Screen | Tilting touchscreen | 3.0" fully articulating touchscreen, 1.62M-dot | |
| Mount | Micro Four Thirds | Micro Four Thirds | |
| Memory Cards | Single SD (UHS-I) | Dual SD UHS-II slots |
See PEN and OM-1 next to each other with our interactive comparison tool.
Tell us what you shoot and we'll score the OM-1 against your specific genres — not just specs.