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GFX 100vs A6100

GearFrame · Updated March 2026

Fujifilm GFX 100 Fujifilm GFX 100 (2019) Starting from £4999 new Best for Commercial, studio & landscape photography View GFX 100
VS
Sony A6100 Sony A6100 (2019) Starting from £549 new Best for Beginner, family, travel View A6100

GearScore™ Verdict — Which should you buy?

Commercial, Studio & Landscape Photography — GFX 100 (2019): The world's first 100MP mirrorless with IBIS and phase-detect AF — the GFX 100 was a landmark in medium format, but its size and weight are professional-grade.

Beginner, Family, Travel — A6100 (2019): Best autofocus in its class for the price.

↓ Full specifications below

GFX 100 (2019)

  • Commercial and advertising photographers who need extraordinary resolution
  • Landscape photographers willing to carry a large body for maximum detail
  • GFX system users who want the original 100MP body at a lower cost than GFX 100S
  • Studio photographers who want the finest image quality the GFX system can offer

A6100 (2019)

  • First-time mirrorless buyers who want solid AF
  • Families stepping up from a smartphone

Quick take: The gfx 100 has the highest resolution at 102mp; the a6100 is the most affordable; only the gfx 100 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification GFX 100 (2019)A6100 (2019)
Price £4,999 £549
Sensor 102MP Medium Format BSI CMOS (43.8 × 32.9mm) APS-C Exmor CMOS
Resolution 102.0MP 24.2MP
Video 4K/30p, FHD/120p; F-Log support 4K 30fps
Autofocus Phase-detect hybrid AF (first GFX with phase-detect), face/eye detection 425-point phase-detect, real-time tracking
Stabilisation IBIS — up to 5.5 stops None
Burst Rate 5fps 11fps
Battery Life ~800 shots (CIPA, dual NP-T125 batteries in integrated grip) 420 shots (CIPA)
Weight 1,400g (with battery and card) 396g (body only)
Dimensions 156.2 × 163.6 × 102.9mm 119.9 × 66.9 × 59.4mm
Weather Sealed Yes No
Viewfinder EVF, 5.76M dots, 0.77× magnification EVF 0.39" 1.44M-dot
Screen 3.2" fully articulating touchscreen 3.0" tilting touchscreen, 921k-dot
Mount Fujifilm GFX (G-mount) Sony E-Mount
Memory Cards Dual SD UHS-II slots SD UHS-I / Memory Stick
Connectivity USB-C, Wi-Fi, Bluetooth, 3.5mm mic, headphone jack, HDMI Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI
Genre GFX 100A6100
Portrait
9.0
7.0
Landscape
9.0
Architecture
9.0
Travel
4.0
8.0
Sports & Action
4.0
7.0
Vlogging & Video
4.0
8.0
Street
7.0
Casual
9.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side GFX 100 prices → A6100 prices →

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