Fujifilm X-T4 vs Sony a7R II

This is a full comparison between the cameras Fujifilm X-T4 and Sony a7R II. We compare them by looking at the categories you see below.

Manufacturing

Fujifilm X-T4 is manufacturered by Fujifilm but Sony a7R II is from Sony. Both Fujifilm and Sony are well known brands though.

Fujifilm X-T4 were released 2020 and Sony a7R II was released 2015. That is a 5 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm X-T4 2020
Sony a7R II 2015

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm X-T4 has a "Fujifilm APS-C"-sensor while Sony a7R II has a "Sony Full Frame"-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 X-T4 75 mm
Fujifilm sensor
Crop factor/focal length multiplier by * 1.5
Sony a7R II 50 mm
Full-frame sensor
No crop factor/focal length multiplier

** 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 X-T4 has a 26 MP (Megapixels) resolution while Sony a7R II has 42 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Fujifilm X-T4 26 MP
25958400 pixels
6240 x 4160
Sony a7R II 42 MP
42177408 pixels
7952 x 5304

Sony a7R II has a 62 % larger resolution than Fujifilm X-T4. 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

Sony a7R II has a larger ISO-range than Fujifilm X-T4. Sony a7R II has an ISO range that stretches from 100 to 25600 while Fujifilm X-T4 has 160 to 12800.

Camera ISO Range
Fujifilm X-T4 160-12800
Sony a7R II 100-25600

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 X-T4
Lens compatibility chart for Sony a7R II

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm X-T4 can shoot up to 20 pictures per seconds and Sony a7R II can shoot up to 5 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm X-T4 20
Sony a7R II 5

Ability to record movies

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

In this case, both Fujifilm X-T4 and Sony a7R II 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.

Sony a7R II weighs 625 gr (equal to 1.38 lb) which is 3% heavier than Fujifilm X-T4 and its 607 gr (or 1.34 lb).

Camera Weight
Fujifilm X-T4 607 gr
1.34 lb
Sony a7R II 625 gr
1.38 lb

Fujifilm X-T4 vs Sony a7R II Specs

Below you will find the complete and detailed technical specs for both Fujifilm X-T4 and Sony a7R II, 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 X-T4
Sony a7R II
Name Fujifilm X-T4 Sony a7R II
Manufacturer Fujifilm Sony
Release Date and Price
Fujifilm X-T4
Sony a7R II
Release Year 2020 2015
Release Date 2020-02-26 2015-06-10
MSRP 1699 USD 3199 USD
Buy it today
Camera Type
Fujifilm X-T4
Sony a7R II
Camera Type Mirrorless Mirrorless
Sensor
Fujifilm X-T4
Sony a7R II
Sensor Size APS-C (approx 23.5 x 15.6 mm) Full Frame (approx 36 x 24 mm)
Sensor Type BSI-CMOS CMOS
Resolution 6240 x 4160 pixels 7952 x 5304 pixels
Megapixels 26 MP 42 MP
Image Processor X-Processor 4 Bionz X
Image
Fujifilm X-T4
Sony a7R II
ISO Range 160 - 12800 100 - 25600
White Balance Presets 7 10
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
Yes
(Sensor-Shift (5-axis))
Image Stabilization CIPA Rating 6.5 stops 4.5 stops
Uncompressed format RAW RAW
Optics & Focus
Fujifilm X-T4
Sony a7R II
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
Single
Continuous
Face Detection
LiveView
Focus Points 425 399
Lens Mount Fujifilm X

See Compatible Lenses
Sony E

See Compatible Lenses
Focal Length Multiplier 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
Full frame
No multiplier
Example:
24 mm remains 24 mm
50 mm remains 50 mm
100 mm remains 100 mm
200 mm remains 200 mm
Screen & Viewfinder
Fujifilm X-T4
Sony a7R II
Articulated LCD Fully articulated Tilting
Screen size 3 3
Screen dots 1620000 1228800
Touch screen Yes No
Screen type TFT LCD TFT LCD
Live view Yes Yes
Viewfinder Type Electronic Electronic
Viewfinder Coverage 100% 100%
Viewfinder Magnification 1.125 (0.75 35mm equiv.) 0.78x
Viewfinder Resolution 3690000 N/A
Photography features
Fujifilm X-T4
Sony a7R II
Frames per second 20 fps 5 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/8000 seconds 1/8000 seconds
Built-in Flash No No
Built-in Flash Range N/A N/A
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Spot
Average
Multi
Center Weighted
Spot
Exposure Compensation +/- 5 (at 1/3 EV steps) +/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features
Fujifilm X-T4
Sony a7R II
Video recording Yes Yes
Video format MPEG4
H.264
H.265
MPEG4
XAVC-S
AVCHD
Video resolution 1920 x 1080
3840 x 2160
4096 x 2160
1440 x 1080
1920 x 1080
3840 x 2160
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Fujifilm X-T4
Sony a7R II
Memory Card SD/SDHC
Memory Stick Pro Duo
SD/SDHC
Connectivity
Fujifilm X-T4
Sony a7R II
HDMI Output Yes Yes
Microphone Port Yes Yes
Headphone Port No Yes
Wireless Yes
Built-in (802.11b/g/n + Bluetooth)
Yes
Built-in (802.11b/g/n with NFC)
Remote Control Yes (via smartphone or wired remote) Yes (wired or via smartphone)
GPS No No
Body & Dimensions
Fujifilm X-T4
Sony a7R II
Enviromentally sealed Yes Yes
Battery Battery Pack Battery Pack
Battery Details NP-W235 lithium-ion battery & charger
NP-FW50 lithium-ion battery and charger
Battery Life (CIPA) 500 shots 290 shots
Width 135 mm 127 mm
Height 93 mm 96 mm
Depth 84 mm 60 mm
Weight 607 gram 625 gram