Fujifilm GFX 100S IIvs OM-D E-M10 IVvs Sony A9 III

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
Olympus OM-D E-M10 IV Olympus OM-D E-M10 IV (2020) From £469 Best for Travel & everyday View OM-D E-M10 IV
VS
Sony Sony A9 III Sony Sony A9 III (2023) From £5999 Best for Sports & action professionals View Sony A9 III

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 & Everyday — OM-D E-M10 IV (2020): Compact Micro Four Thirds body with built-in IBIS — ideal for travellers who want stability without bulk.

Sports & Action Professionals — Sony A9 III (2023): A paradigm-shifting camera — the global shutter eliminates every rolling shutter limitation that has constrained action photography for years.

↓ 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

OM-D E-M10 IV (2020)

  • You're new to mirrorless and want a small, uncomplicated first camera to learn on
  • You want excellent in-body stabilisation to steady handheld video and shake-prone shooting
  • You're drawn to the Micro Four Thirds ecosystem and want to start at the entry level

Sony A9 III (2023)

  • You shoot professional sport, motorsport, or action and need zero rolling shutter distortion
  • You need reliable high-speed flash sync for studio or on-location action work
  • You want the absolute pinnacle of Sony's action and sports camera technology

Quick take: The fujifilm gfx 100s ii has the highest resolution at 102mp; the om-d e-m10 iv is the most affordable; only the fujifilm gfx 100s ii, sony a9 iii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Fujifilm GFX 100S II (2024)OM-D E-M10 IV (2020)Sony A9 III (2023)
Price £4,499 £469 £5,999
Sensor 102MP medium-format BSI CMOS (43.8 × 32.9mm) 20.3MP Micro Four Thirds Live MOS 24.6MP full-frame Exmor RS CMOS (global shutter)
Resolution 102.0MP 20.3MP 24.6MP
Video 4K/30p, 1080p/60p 4K/30p, 1080p/60p 4K/120p, 4K/60p, 1080p/240p
Autofocus Phase-detect AF with subject/face/eye detection Phase-detect + contrast detect, 121 points AI subject recognition AF, 759-point phase-detect
Stabilisation 8-stop IBIS 5-axis IBIS, 4.5 stops 8-stop IBIS
Burst Rate 7fps 15fps 120fps blackout-free electronic
Battery Life 460 shots (CIPA) ~360 shots (CIPA) 530 shots (CIPA)
Weight 883g body only 383g body only 703g body only
Dimensions 150.0 × 104.2 × 87.2mm 121.4 × 83.6 × 49.0mm 136.1 × 96.9 × 82.9mm
Weather Sealed Yes No Yes
Viewfinder 0.5" OLED EVF, 5.76M dots EVF, 2.36M dots, 0.46× magnification 0.64" Quad-XGA OLED EVF, 9.44M dots
Screen 3.2" tilting touchscreen 3.0" tilting touchscreen 3.2" fully articulating touchscreen
Mount Fujifilm GFX (G-mount) Micro Four Thirds Sony FE (E-mount)
Memory Cards Dual SD UHS-II Single SD UHS-I slot Dual CFexpress Type A / SD UHS-II
Connectivity USB-C 3.2, Wi-Fi, Bluetooth USB Micro-B, Bluetooth, Wi-Fi, micro HDMI USB-C 3.2, HDMI A, Wi-Fi 6, Bluetooth 5.3
⚡ Compare specs side by side Fujifilm GFX 100S II prices → OM-D E-M10 IV prices → Sony A9 III prices →

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