Decision tools · Compare

GFX 100S II vs A7 IV

Quick take: The GFX 100S II has the highest resolution at 102MP; the A7 IV is the most affordable.

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.

A7 IV — Portrait & Wedding Photography: The full-frame portrait benchmark — 33MP, AI Eye AF, and exceptional skin-tone rendering in a pro-grade hybrid body.

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
A7 IV (2021)
is the right camera for you if…
  • Working photographers who want a reliable full-frame all-rounder
  • Portrait, wedding, and event photographers needing 33MP and fast AF
  • A7 III owners ready for a major upgrade in resolution, AF, and video
  • Hybrid shooters who want 4K/60p and 33MP stills in one dependable body
Full specificationsthe better value in each row is highlighted
Specification GFX 100S IIFujifilm · 2024A7 IVSony · 2021
Price £4,999£1,799Best
Sensor 102MP medium-format BSI CMOS (43.8 × 32.9mm)33MP Full-frame BSI Exmor R CMOS
Resolution 102.0MPBest33.0MP
Video 4K/30p, 1080p/60p4K/60p oversampled, 10-bit internal, S-Log3, S-Cinetone
Autofocus Phase-detect AF with subject/face/eye detection759-point phase-detect, AI subject recognition
Stabilisation 8-stop IBIS5-axis IBIS, 5.5 stops
Burst Rate 7fps10fps mechanical, 30fps electronicBest
Battery Life ~530 shots (CIPA, normal mode)~580 shots (CIPA)Best
Weight 883g (body only)659g (body only)Best
Dimensions 150.0 × 104.2 × 87.2mm131.3 × 96.4 × 79.8mm
Weather Sealed YesYes
Viewfinder 0.5" OLED EVF, 5.76M dotsEVF, 3.69M dots, 0.78× magnification
Screen 3.2" tilting touchscreen3.0" vari-angle touchscreen
Mount Fujifilm GFX (G-mount)Sony FE (full-frame E-mount)
Memory Cards Dual SD UHS-IISlot 1 CFexpress Type A / SD UHS-II, slot 2 SD UHS-II
Connectivity USB-C 3.2, Wi-Fi, BluetoothUSB-C (3.2 Gen 2), Bluetooth, Wi-Fi

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
A7 IV
Portrait
9.0/10
8.2/10
Street
6.2/10
6.5/10
Travel
6.2/10
6.5/10
Wedding & Events
8.6/10
7.9/10
Filmmaking
7.1/10
7.2/10
Documentary
7.7/10
7.4/10
Sports & Action
6.7/10
7.5/10
Landscape
8.5/10
6.7/10
Wildlife
6.7/10
7.8/10
Casual
4.9/10
5.3/10
Food
8.0/10
7.6/10
Macro
7.5/10
7.3/10
Architecture
9.0/10
6.8/10
Astrophotography
5.9/10
7.3/10
Vlogging & Video
—
6.2/10

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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