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Fujifilm GFX 100 vs Sony A7R III

Portability
52
Imaging
93
Features
86
Overall
90
Fujifilm GFX 100 front
 
Sony Alpha A7R III front
Portability
63
Imaging
78
Features
93
Overall
84

Fujifilm GFX 100 vs Sony A7R III Key Specs

Fujifilm GFX 100
(Full Review)
  • 102MP - Medium format Sensor
  • 3.2" Tilting Screen
  • ISO 100 - 12800 (Expand to 102400)
  • Sensor based 5-axis Image Stabilization
  • 4096 x 2160 video
  • Fujifilm G Mount
  • 1320g - 156 x 144 x 75mm
  • Revealed May 2019
Sony A7R III
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 657g - 127 x 96 x 74mm
  • Launched October 2017
  • Replaced the Sony A7R II
  • New Model is Sony A7R IV
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Fujifilm GFX 100 vs Sony A7R III Overview

The following is a extensive overview of the Fujifilm GFX 100 versus Sony A7R III, both Pro Mirrorless digital cameras by manufacturers FujiFilm and Sony. There is a considerable difference between the sensor resolutions of the Fujifilm GFX 100 (102MP) and A7R III (42MP) and the Fujifilm GFX 100 (Medium format) and A7R III (Full frame) feature different sensor size.

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The Fujifilm GFX 100 was brought out 20 months after the A7R III which makes the cameras a generation away from each other. Both of the cameras come with the identical body type (SLR-style mirrorless).

Before getting in to a more detailed comparison, below is a short synopsis of how the Fujifilm GFX 100 scores versus the A7R III in terms of portability, imaging, features and an overall mark.

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Reasons to pick Fujifilm GFX 100 over the Sony A7R III

 Fujifilm GFX 100 A7R III 
LaunchedMay 2019October 2017Newer by 20 months
Screen dimension3.2"3"Bigger screen (+0.2")
Screen resolution2360k1440kClearer screen (+920k dot)

Reasons to pick Sony A7R III over the Fujifilm GFX 100

 A7R III Fujifilm GFX 100 

Common features in the Fujifilm GFX 100 and Sony A7R III

 Fujifilm GFX 100 A7R III 
Focus manually More precise focusing
Screen typeTiltingTiltingTilting screen
Selfie screen Neither offers selfie screen
Touch friendly screen Quickly navigate

Fujifilm GFX 100 vs Sony A7R III Physical Comparison

If you are intending to travel with your camera, you have to factor its weight and dimensions. The Fujifilm GFX 100 offers exterior measurements of 156mm x 144mm x 75mm (6.1" x 5.7" x 3.0") with a weight of 1320 grams (2.91 lbs) whilst the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 657 grams (1.45 lbs).

Take a look at the Fujifilm GFX 100 versus Sony A7R III in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will vary based on the lens you have chosen during that time. Here is the front view dimension comparison of the Fujifilm GFX 100 against the A7R III.

Fujifilm GFX 100 vs Sony A7R III size comparison

Factoring in size and weight, the portability grade of the Fujifilm GFX 100 and A7R III is 52 and 63 respectively.

Fujifilm GFX 100 vs Sony A7R III top view buttons comparison

Fujifilm GFX 100 vs Sony A7R III Sensor Comparison

Generally, it is tough to imagine the difference between sensor dimensions merely by reviewing specs. The picture here might offer you a stronger sense of the sensor measurements in the Fujifilm GFX 100 and A7R III.

As you can plainly see, each of the cameras posses different megapixels and different sensor dimensions. The Fujifilm GFX 100 featuring a bigger sensor is going to make shooting shallower DOF less difficult and the Fujifilm GFX 100 will offer greater detail having its extra 60MP. Higher resolution will also enable you to crop photographs somewhat more aggressively. The newer Fujifilm GFX 100 should have an edge when it comes to sensor technology.

Fujifilm GFX 100 vs Sony A7R III sensor size comparison

Fujifilm GFX 100 vs Sony A7R III Screen and ViewFinder

Fujifilm GFX 100 vs Sony A7R III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Fujifilm GFX 100 Portrait photography info
Sony A7R III Portrait photography info
95
you can focus manually
amazing MP (102 megapixels)
big sensor size (Medium format)
features face detect autofocus
delivers RAW formats
86
focusing manually
sensor resolution is amazing (42 megapixels)
sensor size is big (Full frame)
includes face detection focus
delivers RAW formats
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Street Comparison

Fujifilm GFX 100 Street photography details
Sony A7R III Street photography details
72
has a tilting screen
image stabilization (Sensor based 5-axis)
big sensor size (Medium format)
delivers RAW formats
has touch focus
weather sealing
heavier than others (1,320g)
79
screen tilts
has image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
delivers RAW formats
has focus via touch
weather sealing
good ISO range (32,000)
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Sports Comparison

Fujifilm GFX 100 Sports photography info
Sony A7R III Sports photography info
90
silent mode (1/16,000s)
image stabilization (Sensor based 5-axis)
amazing MP (102MP)
big sensor size (Medium format)
features tracking focus
weather sealing
better than average battery life (800 shots)
has phase detect autofocus
painfully slow continuous shooting (5.0 frames per second)
89
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
sensor resolution is amazing (42MP)
sensor size is big (Full frame)
includes tracking autofocus
weather sealing
good battery life (650 shots)
has phase detect auto focus
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Travel Comparison

Fujifilm GFX 100 Travel photography highlights
Sony A7R III Travel photography highlights
67
better than average battery life (800 CIPA)
weather sealing
connects via bluetooth
has touch focus
amazing MP (102MP)
heavier than others (1,320g)
screen is not selfie friendly
74
good battery life (650 shots)
weather sealing
has bluetooth
has focus via touch
sensor resolution is amazing (42MP)
does not have selfie friendly screen
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Landscape Comparison

Fujifilm GFX 100 Landscape photography details
Sony A7R III Landscape photography details
92
you can focus manually
swap lenses (Fujifilm G mount)
screen is a decent size (3.2 inches)
image stabilization (Sensor based 5-axis)
amazing MP (102MP)
big sensor size (Medium format)
delivers RAW formats
weather sealing
better than average battery life (800 CIPA)
2 card slots
87
focusing manually
change lenses (Sony E mount)
screen size is good (3 inch)
has image stabilization (Sensor based 5-axis)
sensor resolution is amazing (42MP)
sensor size is big (Full frame)
no anti-alias filter
good ISO range (32,000)
delivers RAW formats
weather sealing
good battery life (650 CIPA)
has dual storage slots
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Vlogging Comparison

Fujifilm GFX 100 Vlogging details
Sony A7R III Vlogging details
33
touchscreen functionality
image stabilization (Sensor based 5-axis)
features face detect autofocus
video res high (4096 x 2160 resolution)
has mic support
screen is not selfie friendly
heavier than others (1,320 grams)
37
built-in touchscreen
has image stabilization (Sensor based 5-axis)
includes face detection focus
good video quality (3840 x 2160 resolution)
has external microphone jack
does not have selfie friendly screen
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Fujifilm GFX 100 vs Sony A7R III Specifications

Detailed spec comparison table for Fujifilm GFX 100 and Sony A7R III
 Fujifilm GFX 100Sony Alpha A7R III
General Information
Brand FujiFilm Sony
Model type Fujifilm GFX 100 Sony Alpha A7R III
Class Pro Mirrorless Pro Mirrorless
Revealed 2019-05-23 2017-10-25
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by X-Processor 4 Bionz X
Sensor type BSI-CMOS BSI-CMOS
Sensor size Medium format Full frame
Sensor measurements 44 x 33mm 35.9 x 24mm
Sensor surface area 1,452.0mm² 861.6mm²
Sensor resolution 102 megapixel 42 megapixel
Anti alias filter
Aspect ratio 1:1, 5:4, 4:3, 3:2 and 16:9 3:2 and 16:9
Peak resolution 11648 x 8736 7952 x 5304
Highest native ISO 12800 32000
Highest enhanced ISO 102400 102400
Min native ISO 100 100
RAW support
Min enhanced ISO 50 50
Autofocusing
Manual focusing
Touch focus
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 425 425
Lens
Lens mount type Fujifilm G Sony E
Number of lenses 12 121
Crop factor 0.8 1
Screen
Range of screen Tilting Tilting
Screen size 3.2 inch 3 inch
Screen resolution 2,360k dot 1,440k dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 5,760k dot 3,686k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 1.09x 0.78x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/8000 seconds
Fastest silent shutter speed 1/16000 seconds -
Continuous shutter speed 5.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash no built-in flash
Flash modes no built-in flash Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync
Hot shoe
AEB
WB bracketing
Fastest flash sync 1/125 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 4096 x 2160 @ 30p / 400 Mbps, MOV, H.265, Linear PCM 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264, H.265 MPEG-4, AVCHD, XAVC S
Microphone input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 3.1 Gen 1(5 GBit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1320 gr (2.91 lbs) 657 gr (1.45 lbs)
Dimensions 156 x 144 x 75mm (6.1" x 5.7" x 3.0") 127 x 96 x 74mm (5.0" x 3.8" x 2.9")
DXO scores
DXO Overall rating not tested 100
DXO Color Depth rating not tested 26.0
DXO Dynamic range rating not tested 14.7
DXO Low light rating not tested 3523
Other
Battery life 800 photos 650 photos
Battery format Battery Pack Battery Pack
Battery ID NP-T125 NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting
Storage media Dual SD/SDHC/SDXC cards (UHS-II supported) Two SD/SDHC/SDXC slots (UHS-II support on one)
Storage slots Two Two
Pricing at release $10,000 $2,800