GFX 100Svs OM System OM-1 Mark II
Fujifilm
GFX 100S (2021)
Starting from £3999 new
Best for Commercial, portrait & landscape photographers
View GFX 100S
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?
Commercial, Portrait & Landscape Photographers — GFX 100S (2021): 102MP medium-format with IBIS and phase-detect AF at a price that made serious large-format imaging available to a new generation of photographers.
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.
Who should buy what
GFX 100S (2021)
- Portrait and commercial photographers who need extraordinary resolution and rendering
- Landscape photographers who want the finest large-format detail in a manageable body
- GFX 50S II users who want to double their resolution with improved AF
- Studio photographers moving up from full-frame who want medium-format colour science
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
Quick take: The gfx 100s has the highest resolution at 102mp; the om system om-1 mark ii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | GFX 100S (2021) | OM System OM-1 Mark II (2024) |
|---|---|---|
| Price | £3,999 | £1,999 |
| Sensor | 102MP Medium Format BSI CMOS (43.8 × 32.9mm) | 20MP Micro Four Thirds Live MOS |
| Resolution | 102.0MP | 20.0MP |
| Video | 4K/30p, FHD/120p | 4K/60p, 1080p/240p, 4K HLG |
| Autofocus | Phase-detect hybrid AF, face/eye detection | AI subject detection AF (birds, animals, motorsport) |
| Stabilisation | IBIS — up to 6 stops | 8.5-stop IBIS |
| Burst Rate | 5fps | 120fps with AF tracking |
| Battery Life | ~460 shots (CIPA) | 520 shots (CIPA) |
| Weight | 900g (with battery and card) | 599g body only |
| Dimensions | 150.0 × 104.2 × 87.2mm | 134.8 × 91.6 × 72.7mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | EVF, 5.76M dots, 0.77× magnification | 0.83" OLED EVF, 5.76M dots, 120fps |
| Screen | 3.0" 3-direction tilting touchscreen | 3.0" fully articulating touchscreen |
| Mount | Fujifilm GFX (G-mount) | Micro Four Thirds |
| Memory Cards | Single CFexpress Type B / SD UHS-II combo slot | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | GFX 100S | OM System OM-1 Mark II |
|---|---|---|
| Portrait | ||
| Landscape | ||
| Architecture | — | |
| Travel | ||
| Sports & Action | ||
| Vlogging & Video | ||
| Wildlife | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with GFX 100S
Camera family history