Fujifilm X-T3 vs Sony a7 IV

This is a full comparison between the cameras Fujifilm X-T3 and Sony a7 IV. We compare them by looking at the categories you see below.

Fujifilm X-T3

Sony a7 IV

Manufacturing

Fujifilm X-T3 is manufacturered by Fujifilm but Sony a7 IV is from Sony. Both Fujifilm and Sony are well known brands though.

Fujifilm X-T3 were released 2018 and Sony a7 IV was released 2021. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Fujifilm X-T3	2018
Sony a7 IV	2021

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm X-T3 has a "Fujifilm APS-C"-sensor while Sony a7 IV 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-T3	75 mm Fujifilm sensor Crop factor/focal length multiplier by * 1.5
Sony a7 IV	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-T3 has a 26 MP (Megapixels) resolution while Sony a7 IV has 33 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Fujifilm X-T3	26 MP 25958400 pixels 6240 x 4160
Sony a7 IV	33 MP 32741376 pixels 7008 x 4672

Sony a7 IV has a 26 % larger resolution than Fujifilm X-T3. 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 a7 IV has a larger ISO-range than Fujifilm X-T3. Sony a7 IV has an ISO range that stretches from 100 to 51200 while Fujifilm X-T3 has 160 to 12800.

Camera	ISO Range
Fujifilm X-T3	160-12800
Sony a7 IV	100-51200

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-T3
Lens compatibility chart for Sony a7 IV

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm X-T3 can shoot up to 20 pictures per seconds and Sony a7 IV can shoot up to 10 pictures per seconds.

Camera	FPS (Frames per second)
Fujifilm X-T3	20
Sony a7 IV	10

Ability to record movies

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

In this case, both Fujifilm X-T3 and Sony a7 IV 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 a7 IV weighs 659 gr (equal to 1.45 lb) which is 22% heavier than Fujifilm X-T3 and its 539 gr (or 1.19 lb).

Camera	Weight
Fujifilm X-T3	539 gr 1.19 lb
Sony a7 IV	659 gr 1.45 lb