Decision tools · Compare

GFX 100S II vs A6100

Quick take: The GFX 100S II has the highest resolution at 102MP; the A6100 is the most affordable; only the GFX 100S II is weather sealed.

16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras

How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.

Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more

Verdictwhich should you buy?

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

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

Who should buy what
GFX 100S II (2024)
is the right camera for you if…
  • Commercial and advertising photographers who need 102MP files
  • Landscape photographers wanting the ultimate detail in large format prints
  • GFX 100S owners upgrading to the new sensor and improved autofocus
  • Studio photographers who want the highest resolution Fujifilm offers
A6100 (2019)
is the right camera for you if…
  • First-time mirrorless buyers who want solid AF
  • Families stepping up from a smartphone
Full specificationsthe better value in each row is highlighted
Specification GFX 100S IIFujifilm · 2024A6100Sony · 2019
Price £4,999£649Best
Sensor 102MP medium-format BSI CMOS (43.8 × 32.9mm)APS-C Exmor CMOS
Resolution 102.0MPBest24.2MP
Video 4K/30p, 1080p/60p4K 30fps
Autofocus Phase-detect AF with subject/face/eye detection425-point phase-detect, real-time tracking
Stabilisation 8-stop IBISNo stabilisation
Burst Rate 7fps11fpsBest
Battery Life ~530 shots (CIPA, normal mode)Best420 shots (CIPA)
Weight 883g (body only)396g (body only)Best
Dimensions 150.0 × 104.2 × 87.2mm119.9 × 66.9 × 59.4mm
Weather Sealed YesBestNot weather sealed
Viewfinder 0.5" OLED EVF, 5.76M dotsEVF 0.39" 1.44M-dot
Screen 3.2" tilting touchscreen3.0" tilting touchscreen, 921k-dot
Mount Fujifilm GFX (G-mount)Sony E-Mount
Memory Cards Dual SD UHS-IISD UHS-I / Memory Stick
Connectivity USB-C 3.2, Wi-Fi, BluetoothWi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI

Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.

How they score by genreengine base scores out of 10
Genre
GFX 100S II
A6100
Portrait
9.0/10
6.7/10
Street
6.2/10
7.3/10
Travel
6.1/10
6.2/10
Wedding & Events
8.6/10
5.1/10
Filmmaking
7.1/10
4.9/10
Documentary
7.7/10
5.2/10
Sports & Action
6.7/10
6.5/10
Landscape
8.5/10
4.9/10
Wildlife
6.7/10
6.9/10
Casual
4.9/10
6.4/10
Food
8.0/10
6.2/10
Macro
7.5/10
5.2/10
Architecture
9.0/10
5.5/10
Astrophotography
5.9/10
6.0/10
Vlogging & Video
—
5.9/10

Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →

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