Fujifilm GFX 100S vs Fujifilm X-T30

This is a full comparison between the cameras Fujifilm GFX 100S and Fujifilm X-T30. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Fujifilm.

Fujifilm GFX 100S were released 2021 and Fujifilm X-T30 was released 2019. That is a 2 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm GFX 100S 2021
Fujifilm X-T30 2019

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm GFX 100S has a "Fujifilm Medium Format"-sensor while Fujifilm X-T30 has a "Fujifilm APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera Focal length, 50mm f/1.8 **
Fujifilm GFX 100S 39.5 mm
Fujifilm Medium Format sensor
Crop factor/focal length multiplier by * 0.79
Fujifilm X-T30 75 mm
Fujifilm sensor
Crop factor/focal length multiplier by * 1.5

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:

Resolution

Fujifilm GFX 100S has a 102 MP (Megapixels) resolution while Fujifilm X-T30 has 26 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Fujifilm GFX 100S 102 MP
101756928 pixels
11648 x 8736
Fujifilm X-T30 26 MP
25958400 pixels
6240 x 4160

Fujifilm GFX 100S has a 292 % larger resolution than Fujifilm X-T30. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Fujifilm GFX 100S has a larger ISO-range than Fujifilm X-T30. Fujifilm GFX 100S has an ISO range that stretches from 100 to 12800 while Fujifilm X-T30 has 160 to 12800.

Camera ISO Range
Fujifilm GFX 100S 100-12800
Fujifilm X-T30 160-12800

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Fujifilm GFX 100S
Lens compatibility chart for Fujifilm X-T30

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm GFX 100S can shoot up to 5 pictures per seconds and Fujifilm X-T30 can shoot up to 30 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm GFX 100S 5
Fujifilm X-T30 30

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

In this case, both Fujifilm GFX 100S and Fujifilm X-T30 can shoot movies.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Fujifilm GFX 100S weighs 900 gr (equal to 1.98 lb) which is 135% heavier than Fujifilm X-T30 and its 383 gr (or 0.84 lb).

Camera Weight
Fujifilm GFX 100S 900 gr
1.98 lb
Fujifilm X-T30 383 gr
0.84 lb

Fujifilm GFX 100S vs Fujifilm X-T30 Specs

Below you will find the complete and detailed technical specs for both Fujifilm GFX 100S and Fujifilm X-T30, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product
Fujifilm GFX 100S
Fujifilm X-T30
Name Fujifilm GFX 100S Fujifilm X-T30
Manufacturer Fujifilm Fujifilm
Release Date and Price
Fujifilm GFX 100S
Fujifilm X-T30
Release Year 2021 2019
Release Date 2021-01-27 2019-02-14
MSRP 5999 USD 899 USD
Buy it today
Camera Type
Fujifilm GFX 100S
Fujifilm X-T30
Camera Type Mirrorless Mirrorless
Sensor
Fujifilm GFX 100S
Fujifilm X-T30
Sensor Size Medium Format (approx 44 x 33 mm) APS-C (approx 23.5 x 15.6 mm)
Sensor Type BSI-CMOS BSI-CMOS
Resolution 11648 x 8736 pixels 6240 x 4160 pixels
Megapixels 102 MP 26 MP
Image Processor X-Processor 4 X-Processor 4
Image
Fujifilm GFX 100S
Fujifilm X-T30
ISO Range 100 - 12800 160 - 12800
White Balance Presets 7 7
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
No
Image Stabilization CIPA Rating 6 stops 0 stops
Uncompressed format RAW + TIFF RAW
Optics & Focus
Fujifilm GFX 100S
Fujifilm X-T30
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Focus Points 425 425
Lens Mount Fujifilm G

See Compatible Lenses
Fujifilm X

See Compatible Lenses
Focal Length Multiplier Medium Format
0.79x multiplier
Example:
24 mm becomes 19 mm
50 mm becomes 40 mm
100 mm becomes 79 mm
200 mm becomes 158 mm
APS-C Sensor (1.5x)
1.5x multiplier
Example:
24 mm becomes 36 mm
50 mm becomes 75 mm
100 mm becomes 150 mm
200 mm becomes 300 mm
Screen & Viewfinder
Fujifilm GFX 100S
Fujifilm X-T30
Articulated LCD Tilting Tilting
Screen size 3.2” 3”
Screen dots 2360000 1040000
Touch screen Yes Yes
Screen type TFT LCD TFT LCD
Live view Yes Yes
Viewfinder Type Electronic Electronic
Viewfinder Coverage 100% 100%
Viewfinder Magnification 0.61× (0.77× 35mm equiv.) 0.93× (0.62× 35mm equiv.)
Viewfinder Resolution 3690000 2360000
Photography features
Fujifilm GFX 100S
Fujifilm X-T30
Frames per second 5 fps 30 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/4000 seconds
Built-in Flash No Yes
Built-in Flash Range N/A 5 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Spot
Average
Multi
Center Weighted
Spot
Average
Exposure Compensation +/- 5 (at 1/3 EV steps) +/- 5 (at 1/3 EV steps)
Videography features
Fujifilm GFX 100S
Fujifilm X-T30
Video recording Yes Yes
Video format MPEG4
H.264
H.265
MPEG4
H.264
Video resolution 1920 x 1080
3840 x 2160
4096 x 2160
1920 x 1080
3840 x 2160
4096 x 2160
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Fujifilm GFX 100S
Fujifilm X-T30
Memory Card SD/SDHC
SD/SDHC
Connectivity
Fujifilm GFX 100S
Fujifilm X-T30
HDMI Output Yes Yes
Microphone Port Yes Yes
Headphone Port Yes No
Wireless Yes
Built-in (802.11 b/g/n + Bluetooth)
Yes
Built-in (802.11b/g/n + Bluetooth 4.2)
Remote Control Supported (no further information) Yes (via wired remote or smartphone)
GPS No No
Body & Dimensions
Fujifilm GFX 100S
Fujifilm X-T30
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details NP-W235 lithium-ion battery & charger
NP-W126S lithium-ion battery & Charger
Battery Life (CIPA) 460 shots 380 shots
Width 150 mm 118 mm
Height 104 mm 83 mm
Depth 87 mm 47 mm
Weight 900 gram 383 gram