OM System OM-1 Mark IIvs OM-5
OM System
OM System OM-1 Mark II (2024)
Starting from £1999 new
Best for Wildlife, birds & outdoor sports
View OM System OM-1 Mark II
GearScore™ Verdict — Which should you buy?
Wildlife, Birds & Outdoor Sports — OM System OM-1 Mark II (2024): OM System's most capable camera — 120fps AF burst, AI subject detection, and IP53 weather sealing make it the best-value pro wildlife camera.
Outdoor & Adventure — OM-5 (2022): The toughest camera at this price — IP53 weather sealing and 7.5-stop IBIS built for adventure photographers.
Who should buy what
OM System OM-1 Mark II (2024)
- Wildlife and bird photographers who need the best subject tracking in MFT
- Sports photographers who want weather sealing and 50fps burst
- OM-1 owners looking for a meaningful autofocus upgrade
- Professionals who need pro-grade weather sealing in the lightest possible system
OM-5 (2022)
- Outdoor and adventure photographers who need a compact, weather-sealed body
- Travellers who want MFT's compact size with pro-level weather protection
- E-M5 III owners upgrading to OM System's improved subject detection
- Photographers who want strong IBIS and rugged build without OM-1 pricing
Quick take: The om-5 has the highest resolution at 20mp; the om-5 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | OM System OM-1 Mark II (2024) | OM-5 (2022) |
|---|---|---|
| Price | £1,999 | £899 |
| Sensor | 20MP Micro Four Thirds Live MOS | 20.4MP Micro Four Thirds Live MOS |
| Resolution | 20.0MP | 20.4MP |
| Video | 4K/60p, 1080p/240p, 4K HLG | 4K/60p, 4K/120p Cinema4K |
| Autofocus | AI subject detection AF (birds, animals, motorsport) | Phase-detect, 121 all-cross points, subject tracking |
| Stabilisation | 8.5-stop IBIS | 5-axis IBIS, 7.5 stops (Dual IS with compatible lenses) |
| Burst Rate | 120fps with AF tracking | 30fps electronic, 10fps mechanical |
| Battery Life | 520 shots (CIPA) | ~370 shots (CIPA) |
| Weight | 599g body only | 414g body only |
| Dimensions | 134.8 × 91.6 × 72.7mm | 122.3 × 87.6 × 49.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.83" OLED EVF, 5.76M dots, 120fps | EVF, 2.36M dots, 0.74× magnification |
| Screen | 3.0" fully articulating touchscreen | 3.0" fully articulating touchscreen |
| Mount | Micro Four Thirds | Micro Four Thirds |
| Memory Cards | Dual SD UHS-II | Dual SD UHS-II slots |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Bluetooth, Wi-Fi |
Suitability by genre
| Genre | OM System OM-1 Mark II | OM-5 |
|---|---|---|
| Wildlife | ||
| Sports & Action | ||
| Landscape | ||
| Travel | ||
| Portrait | ||
| Vlogging & Video | — | |
| Outdoor & Adventure | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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Camera family history