Fujifilm GFX 50S II vs Sony a7S

This is a full comparison between the cameras Fujifilm GFX 50S II and Sony a7S. We compare them by looking at the categories you see below.

Fujifilm GFX 50S II

Sony a7S

Manufacturing

Fujifilm GFX 50S II is manufacturered by Fujifilm but Sony a7S is from Sony. Both Fujifilm and Sony are well known brands though.

Fujifilm GFX 50S II were released 2021 and Sony a7S was released 2014. That is a 7 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Fujifilm GFX 50S II	2021
Sony a7S	2014

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Fujifilm GFX 50S II has a "Fujifilm Medium Format"-sensor while Sony a7S 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 GFX 50S II	39.5 mm Fujifilm Medium Format sensor Crop factor/focal length multiplier by * 0.79
Sony a7S	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 GFX 50S II has a 51 MP (Megapixels) resolution while Sony a7S has 12 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Fujifilm GFX 50S II	51 MP 51121152 pixels 8256 x 6192
Sony a7S	12 MP 12007680 pixels 4240 x 2832

Fujifilm GFX 50S II has a 326 % larger resolution than Sony a7S. 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 a7S has a larger ISO-range than Fujifilm GFX 50S II. Sony a7S has an ISO range that stretches from 10 to 102400 while Fujifilm GFX 50S II has 100 to 12800.

Camera	ISO Range
Fujifilm GFX 50S II	100-12800
Sony a7S	10-102400

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 50S II
Lens compatibility chart for Sony a7S

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm GFX 50S II can shoot up to 3 pictures per seconds and Sony a7S can shoot up to 5 pictures per seconds.

Camera	FPS (Frames per second)
Fujifilm GFX 50S II	3
Sony a7S	5

Ability to record movies

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

In this case, both Fujifilm GFX 50S II and Sony a7S 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 50S II weighs 900 gr (equal to 1.98 lb) which is 84% heavier than Sony a7S and its 489 gr (or 1.08 lb).

Camera	Weight
Fujifilm GFX 50S II	900 gr 1.98 lb
Sony a7S	489 gr 1.08 lb