OM System OM-1 Mark IIvs OM System TG-7
OM System
OM System OM-1 Mark II (2024)
From £1999
Best for Wildlife, birds & outdoor sports
View OM System OM-1 Mark II
OM System
OM System TG-7 (2023)
From £449
Best for Adventure, underwater & outdoor use
View OM System TG-7
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.
Adventure, Underwater & Outdoor Use — OM System TG-7 (2023): Waterproof to 15m, freezeproof and shockproof — the TG-7 is the most capable rugged compact for adventure and outdoor use.
Who should buy what
OM System OM-1 Mark II (2024)
- You shoot wildlife, birds in flight, or fast-moving action where tracking accuracy is critical
- You need extreme weather sealing for shooting in rain, dust, mud, or freezing cold
- You're invested in the MFT ecosystem and want the absolute best body available
OM System TG-7 (2023)
- You dive, surf, kayak, ski, or hike and need a camera that genuinely survives anything
- You want a waterproof backup or travel camera that doesn't require a separate housing
- You need a rugged compact for adventure, outdoor, and underwater activities
Quick take: The om system om-1 mark ii has the highest resolution at 20mp; the om system tg-7 is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | OM System OM-1 Mark II (2024) | OM System TG-7 (2023) |
|---|---|---|
| Price | £1,999 | £449 |
| Sensor | 20MP Micro Four Thirds Live MOS | 12MP BSI CMOS |
| Resolution | 20.0MP | 12.0MP |
| Video | 4K/60p, 1080p/240p, 4K HLG | 4K/30p, 1080p/120p |
| Autofocus | AI subject detection AF (birds, animals, motorsport) | Hybrid phase/contrast AF |
| Stabilisation | 8.5-stop IBIS | Digital IS |
| Burst Rate | 120fps with AF tracking | 20fps |
| Battery Life | 520 shots (CIPA) | 340 shots (CIPA) |
| Weight | 599g body only | 253g |
| Dimensions | 134.8 × 91.6 × 72.7mm | 113.0 × 66.5 × 32.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | 0.83" OLED EVF, 5.76M dots, 120fps | None |
| Screen | 3.0" fully articulating touchscreen | 3.0" fixed TFT LCD |
| Mount | Micro Four Thirds | Fixed 25mm-equiv f/2.0 lens (4× optical zoom) |
| Memory Cards | Dual SD UHS-II | Single SD UHS-I |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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