Sony a7R II vs Fujifilm GFX 100

This is a full comparison between the cameras Sony a7R II and Fujifilm GFX 100. We compare them by looking at the categories you see below.

Manufacturing

Sony a7R II is manufacturered by Sony but Fujifilm GFX 100 is from Fujifilm. Both Sony and Fujifilm are well known brands though.

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Sony a7R II has a "Sony Full Frame"-sensor while Fujifilm GFX 100 has a "Fujifilm Medium Format"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** 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

Sony a7R II has a 42 MP (Megapixels) resolution while Fujifilm GFX 100 has 102 MP. If we break down this in more detail this is the data behind the numbers:

Fujifilm GFX 100 has a 141 % larger resolution than Sony a7R II. 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 GFX 100. Sony a7R II has an ISO range that stretches from 100 to 25600 while Fujifilm GFX 100 has 10 to 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 Sony a7R II
Lens compatibility chart for Fujifilm GFX 100

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a7R II can shoot up to 5 pictures per seconds and Fujifilm GFX 100 can shoot up to 5 pictures per seconds.

Ability to record movies

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

In this case, both Sony a7R II and Fujifilm GFX 100 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 100 weighs 1320 gr (equal to 2.91 lb) which is 111% heavier than Sony a7R II and its 625 gr (or 1.38 lb).

Sony a7R II vs Fujifilm GFX 100 Specs

Below you will find the complete and detailed technical specs for both Sony a7R II and Fujifilm GFX 100, 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	Sony a7R II	Fujifilm GFX 100
Name	Sony a7R II	Fujifilm GFX 100
Manufacturer	Sony	Fujifilm
Release Date and Price	Sony a7R II	Fujifilm GFX 100
Release Year	2015	2019
Release Date	2015-06-10	2019-05-23
MSRP	3199 USD	9999 USD
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Camera Type	Sony a7R II	Fujifilm GFX 100
Camera Type	Mirrorless	Mirrorless
Sensor	Sony a7R II	Fujifilm GFX 100
Sensor Size	Full Frame (approx 36 x 24 mm)	Medium Format (approx 44 x 33 mm)
Sensor Type	CMOS	BSI-CMOS
Resolution	7952 x 5304 pixels	11648 x 8736 pixels
Megapixels	42 MP	102 MP
Image Processor	Bionz X	X-Processor 4
Image	Sony a7R II	Fujifilm GFX 100
ISO Range	100 - 25600	10 - 12800
White Balance Presets	10	7
Custom White Balance	Yes	Yes
Image Stabilization	Yes (Sensor-Shift (5-axis))	Yes (Sensor-Shift (5-axis))
Image Stabilization CIPA Rating	4.5 stops	0 stops
Uncompressed format	RAW	RAW + TIFF
Optics & Focus	Sony a7R II	Fujifilm GFX 100
Autofocus Motor	Yes	Yes
Autofocus	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Single Continuous Face Detection LiveView	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Touch Face Detection LiveView
Focus Points	399	425
Lens Mount	Sony E See Compatible Lenses	Fujifilm G See Compatible Lenses
Focal Length Multiplier	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	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
Screen & Viewfinder	Sony a7R II	Fujifilm GFX 100
Articulated LCD	Tilting	Tilting
Screen size	3”	3.2”
Screen dots	1228800	2360000
Touch screen	No	Yes
Screen type	TFT LCD	TFT LCD
Live view	Yes	Yes
Viewfinder Type	Electronic	Electronic (optional)
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.78x	0.68× (0.86× 35mm equiv.)
Viewfinder Resolution	N/A	5760000
Photography features	Sony a7R II	Fujifilm GFX 100
Frames per second	5 fps	5 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/8000 seconds	1/4000 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	Multi Center Weighted Spot Average
Exposure Compensation	+/- 5 (at 1/3 EV, 1/2 EV steps)	+/- 5 (at 1/3 EV steps)
Videography features	Sony a7R II	Fujifilm GFX 100
Video recording	Yes	Yes
Video format	MPEG4 XAVC-S AVCHD	MPEG4 H.264 H.265
Video resolution	1440 x 1080 1920 x 1080 3840 x 2160	1920 x 1080 3840 x 2160 4096 x 2160
Built-in Microphone	Yes	Yes
Built-in Speakers	Yes	Yes
Storage	Sony a7R II	Fujifilm GFX 100
Memory Card	Memory Stick Pro Duo SD/SDHC	SD/SDHC
Connectivity	Sony a7R II	Fujifilm GFX 100
HDMI Output	Yes	Yes
Microphone Port	Yes	Yes
Headphone Port	Yes	Yes
Wireless	Yes Built-in (802.11b/g/n with NFC)	Yes Built-in (802.11ac + Bluetooth)
Remote Control	Yes (wired or via smartphone)	Yes (via wired remote or smartphone)
GPS	No	No
Body & Dimensions	Sony a7R II	Fujifilm GFX 100
Enviromentally sealed	Yes	Yes
Battery	Battery Pack	Battery Pack
Battery Details	NP-FW50 lithium-ion battery and charger	Built-in grip holds one or two NP-T125 batteries
Battery Life (CIPA)	290 shots	800 shots
Width	127 mm	156 mm
Height	96 mm	144 mm
Depth	60 mm	75 mm
Weight	625 gram	1320 gram