Fujifilm GFX 100S IIvs Olympus OM-D E-M5 IIIvs OM System OM-1 Mark II

GearFrame · Updated March 2026

Fujifilm Fujifilm GFX 100S II Fujifilm Fujifilm GFX 100S II (2024) From £4499 Best for Commercial, studio & landscape professionals View Fujifilm GFX 100S II
VS
OM System Olympus OM-D E-M5 III OM System Olympus OM-D E-M5 III (2019) From £699 Best for Travel & lightweight outdoor photography View Olympus OM-D E-M5 III
VS
OM System OM System OM-1 Mark II OM System OM System OM-1 Mark II (2024) From £1999 Best for Wildlife, birds & outdoor sports View OM System OM-1 Mark II

Which should you buy?

Commercial, Studio & Landscape Professionals — Fujifilm GFX 100S II (2024): 102MP medium-format quality in the most accessible GFX body — the best entry point to the Fujifilm GFX system.

Travel & Lightweight Outdoor Photography — Olympus OM-D E-M5 III (2019): The lightest weather-sealed MFT camera — compact, travel-friendly, and capable with 7.5-stop IBIS in a body that fits in a jacket pocket.

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.

↓ Full specifications below

Fujifilm GFX 100S II (2024)

  • You need the highest resolution available outside of a Phase One system
  • You shoot studio, fashion, landscape, or architecture at a professional level
  • You want medium format quality without the bulk of a traditional large-format system

Olympus OM-D E-M5 III (2019)

  • You want a lightweight, sealed camera for travel and outdoor photography
  • You're new to Micro Four Thirds and want a capable mid-range body with excellent stabilisation
  • Note: consider the newer OM-5 for updated specs in a similar compact form factor

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

Quick take: The fujifilm gfx 100s ii has the highest resolution at 102mp; the olympus om-d e-m5 iii is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Fujifilm GFX 100S II (2024)Olympus OM-D E-M5 III (2019)OM System OM-1 Mark II (2024)
Price £4,499 £699 £1,999
Sensor 102MP medium-format BSI CMOS (43.8 × 32.9mm) 20.4MP Micro Four Thirds Live MOS 20MP Micro Four Thirds Live MOS
Resolution 102.0MP 20.4MP 20.0MP
Video 4K/30p, 1080p/60p 4K/30p, 1080p/120p 4K/60p, 1080p/240p, 4K HLG
Autofocus Phase-detect AF with subject/face/eye detection Hybrid phase/contrast AF with face/eye detection AI subject detection AF (birds, animals, motorsport)
Stabilisation 8-stop IBIS 7.5-stop 5-axis IBIS 8.5-stop IBIS
Burst Rate 7fps 30fps electronic / 10fps mechanical 120fps with AF tracking
Battery Life 460 shots (CIPA) 390 shots (CIPA) 520 shots (CIPA)
Weight 883g body only 414g body only 599g body only
Dimensions 150.0 × 104.2 × 87.2mm 125.3 × 85.2 × 49.7mm 134.8 × 91.6 × 72.7mm
Weather Sealed Yes Yes Yes
Viewfinder 0.5" OLED EVF, 5.76M dots 0.35" OLED EVF, 2.36M dots 0.83" OLED EVF, 5.76M dots, 120fps
Screen 3.2" tilting touchscreen 3.0" fully articulating touchscreen 3.0" fully articulating touchscreen
Mount Fujifilm GFX (G-mount) Micro Four Thirds Micro Four Thirds
Memory Cards Dual SD UHS-II Single SD UHS-I Dual SD UHS-II
Connectivity USB-C 3.2, Wi-Fi, Bluetooth Micro USB, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Fujifilm GFX 100S II prices → Olympus OM-D E-M5 III prices → OM System OM-1 Mark II prices →

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