Fujifilm Field Guideby @snapsbytaha

Fujifilm X-T30 III vs GFX100RF

The GFX100RF has more resolution (102MP vs 26.1MP); the X-T30 III is lighter (378 g vs 735 g); for video, the X-T30 III does 6.2K 30P, 4K 60P and the GFX100RF 4K 30P; the X-T30 III launched for less ($999 vs $4,899). Add a third camera, or swap either one, below.

SpecFujifilm X-T30 IIIFujifilm GFX100RF
Sensor and image
SensorX-Trans CMOS 4GFX 102MP CMOS II
Resolution26.1 MP102 MP
Sensor sizeAPS-CMedium format (43.8 × 32.9 mm)
ProcessorX-Processor 5X-Processor 5
Native ISO160–1280080–12800
In-body stabilizationNoneNone
Film simulations2020
Lens and body
LensInterchangeable (X mount)Fixed 35mm f/4 (28mm equivalent), built-in 4-stop ND, digital teleconverter to 63mm eq.
Body styleSLR style, compactCompact, rangefinder style
Top controlsFilm simulation dial, shutter speed dial, exposure compensation dialISO/shutter dial, exposure compensation dial, aspect ratio dial
Weather sealingNoWith adapter ring and filter (included)
Weight378 g735 g
Size (W × H × D)118.4 × 82.8 × 46.8 mm133.5 × 90.4 × 76.5 mm
Viewfinder and screens
ViewfinderElectronic, 2.36M-dot OLED, 0.62×Electronic, 5.76M-dot OLED, 0.84×
Rear screen3.0" 1.62M-dot tilting touchscreen3.15" 2.1M-dot tilting touchscreen
Top screenNoNo
Speed
Fastest mechanical shutter1/4000 s1/4000 s (leaf shutter, from f/8)
Fastest electronic shutter1/32000 s1/16000 s
Burst8 fps mechanical, 20 fps electronic, 30 fps (1.25× crop)6 fps
AutofocusPhase detection, AI subject detection (faces, eyes, animals, birds, cars, planes, trains, insects, drones)Phase detection, AI subject detection (faces, eyes, animals, birds, cars, planes, trains, insects, drones)
Video
Best video6.2K 30P, 4K 60P4K 30P
Video extras10-bit 4:2:2, F-Log210-bit 4:2:2, Apple ProRes (to SSD), F-Log2
Storage and power
Card slots1 × SD (UHS-I)2 × SD (UHS-II)
BatteryNP-W126SNP-W235
Price
Launch price (US)$999$4,899
Announced20252025

Specs from Fujifilm's published specifications. Weight includes battery and card. Prices are US launch prices; today's prices are often lower. Green marks the best value in a row where it's clear-cut.