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Fujifilm GFX 100 vs Sony A7S

Portability
52
Imaging
93
Features
86
Overall
90
Fujifilm GFX 100 front
 
Sony Alpha A7S front
Portability
77
Imaging
60
Features
73
Overall
65

Fujifilm GFX 100 vs Sony A7S Key Specs

Fujifilm GFX 100
(Full Review)
  • 102MP - Medium format Sensor
  • 3.2" Tilting Screen
  • ISO 100 - 12800 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • 4096 x 2160 video
  • Fujifilm G Mount
  • 1320g - 156 x 144 x 75mm
  • Introduced May 2019
Sony A7S
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 409600
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 489g - 127 x 94 x 48mm
  • Released April 2014
  • Refreshed by Sony A7S II
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Fujifilm GFX 100 vs Sony A7S Overview

The following is a extended assessment of the Fujifilm GFX 100 vs Sony A7S, both Pro Mirrorless digital cameras by competitors FujiFilm and Sony. There is a crucial difference between the image resolutions of the Fujifilm GFX 100 (102MP) and A7S (12MP) and the Fujifilm GFX 100 (Medium format) and A7S (Full frame) enjoy totally different sensor dimensions.

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The Fujifilm GFX 100 was announced 5 years after the A7S which is quite a serious gap as far as tech is concerned. Both of the cameras come with the identical body type (SLR-style mirrorless).

Before going straight into a in-depth comparison, below is a simple introduction of how the Fujifilm GFX 100 grades vs the A7S when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Fujifilm GFX 100 over the Sony A7S

 Fujifilm GFX 100 A7S 
ReleasedMay 2019April 2014Newer by 63 months
Display dimension3.2"3"Larger display (+0.2")
Display resolution2360k1230kClearer display (+1130k dot)
Touch display Easily navigate

Reasons to pick Sony A7S over the Fujifilm GFX 100

 A7S Fujifilm GFX 100 

Common features in the Fujifilm GFX 100 and Sony A7S

 Fujifilm GFX 100 A7S 
Manually focus More precise focus
Display typeTiltingTiltingTilting display
Selfie screen Neither offers selfie screen

Fujifilm GFX 100 vs Sony A7S Physical Comparison

If you're looking to travel with your camera regularly, you will have to factor its weight and measurements. The Fujifilm GFX 100 offers outside measurements of 156mm x 144mm x 75mm (6.1" x 5.7" x 3.0") with a weight of 1320 grams (2.91 lbs) while the Sony A7S has proportions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs).

Check out the Fujifilm GFX 100 vs Sony A7S in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you choose at the time. Underneath is the front view sizing comparison of the Fujifilm GFX 100 against the A7S.

Fujifilm GFX 100 vs Sony A7S size comparison

Looking at size and weight, the portability score of the Fujifilm GFX 100 and A7S is 52 and 77 respectively.

Fujifilm GFX 100 vs Sony A7S top view buttons comparison

Fujifilm GFX 100 vs Sony A7S Sensor Comparison

In many cases, its hard to envision the gap between sensor dimensions merely by looking at specifications. The picture underneath will help provide you a more clear sense of the sensor measurements in the Fujifilm GFX 100 and A7S.

To sum up, each of the cameras posses different megapixels and different sensor dimensions. The Fujifilm GFX 100 having a larger sensor will make shooting shallower DOF easier and the Fujifilm GFX 100 will give more detail with its extra 90MP. Greater resolution will also allow you to crop pics somewhat more aggressively. The younger Fujifilm GFX 100 will have a benefit when it comes to sensor tech.

Fujifilm GFX 100 vs Sony A7S sensor size comparison

Fujifilm GFX 100 vs Sony A7S Screen and ViewFinder

Fujifilm GFX 100 vs Sony A7S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Fujifilm GFX 100 Portrait photography information
Sony A7S Portrait photography information
95
manual focus
MP count high (102 megapixels)
sensor size is big (Medium format)
comes with face detect autofocus
supports RAW formats
68
you can focus manually
big sensor size (Full frame)
includes face detect focusing
supports RAW files
low megapixels (12MP)
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Street Comparison

Fujifilm GFX 100 Street photography highlights
Sony A7S Street photography highlights
72
screen tilts
has image stabilization (Sensor based 5-axis)
sensor size is big (Medium format)
supports RAW formats
provides focus via touch
environment proofing
heavier than competition in class (1,320 grams)
76
screen tilts
big sensor size (Full frame)
supports RAW files
environment proofing
lighter than others (489 grams)
above average ISO range (409,600)
no image stabilization
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Sports Comparison

Fujifilm GFX 100 Sports photography features
Sony A7S Sports photography features
90
quiet mode (1/16,000s)
has image stabilization (Sensor based 5-axis)
MP count high (102 megapixels)
sensor size is big (Medium format)
comes with tracking focus
environment proofing
better than average battery pack (800 per charge)
comes with phase detect autofocus
max fps very slow (5.0 fps)
52
great max shutter speed (1/8,000s)
big sensor size (Full frame)
includes tracking focus
environment proofing
continuous shooting slow (5.0 frames per second)
no image stabilization
low megapixels (12 megapixels)
not so great battery pack (360 per charge)
does not have phase detect AF
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Travel Comparison

Travel photography with Fujifilm GFX 100
Travel photography with Sony A7S
67
better than average battery pack (800 shots)
environment proofing
has bluetooth
provides focus via touch
MP count high (102 megapixels)
heavier than competition in class (1,320g)
display is not selfie friendly
58
lighter than others (489 grams)
environment proofing
not so great battery pack (360 CIPA)
low megapixels (12MP)
does not have a selfie friendly screen
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Landscape Comparison

Landscape photography with Fujifilm GFX 100
Landscape photography with Sony A7S
92
manual focus
interchangeable lenses (Fujifilm G mount)
pretty good screen size (3.2")
has image stabilization (Sensor based 5-axis)
MP count high (102MP)
sensor size is big (Medium format)
supports RAW formats
environment proofing
better than average battery pack (800 per charge)
has dual storage slots
66
you can focus manually
swap lenses (Sony E mount)
screen size is good (3 inches)
big sensor size (Full frame)
above average ISO range (409,600)
supports RAW files
environment proofing
no image stabilization
low megapixels (12 megapixels)
not so great battery pack (360 shots)
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Vlogging Comparison

Fujifilm GFX 100 Vlogging factors
Sony A7S Vlogging factors
33
touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detect autofocus
video resolution high (4096 x 2160 resolution)
does have mic jack
display is not selfie friendly
heavier than competition in class (1,320 grams)
34
includes face detect focusing
video res high (3840 x 2160 pixels)
does have microphone socket
lighter than others (489 grams)
does not have a selfie friendly screen
no image stabilization
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Fujifilm GFX 100 vs Sony A7S Specifications

Detailed spec comparison table for Fujifilm GFX 100 and Sony A7S
 Fujifilm GFX 100Sony Alpha A7S
General Information
Brand FujiFilm Sony
Model Fujifilm GFX 100 Sony Alpha A7S
Type Pro Mirrorless Pro Mirrorless
Introduced 2019-05-23 2014-04-06
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor X-Processor 4 Bionz X
Sensor type BSI-CMOS CMOS
Sensor size Medium format Full frame
Sensor measurements 44 x 33mm 35.8 x 23.9mm
Sensor surface area 1,452.0mm² 855.6mm²
Sensor resolution 102 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 1:1, 5:4, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 11648 x 8736 4240 x 2832
Max native ISO 12800 409600
Max enhanced ISO 102400 -
Lowest native ISO 100 100
RAW data
Lowest enhanced ISO 50 -
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 425 25
Lens
Lens mount Fujifilm G Sony E
Available lenses 12 121
Focal length multiplier 0.8 1
Screen
Type of screen Tilting Tilting
Screen sizing 3.2 inches 3 inches
Screen resolution 2,360 thousand dots 1,230 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 5,760 thousand dots 2,359 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 1.09x 0.71x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/8000 secs
Max silent shutter speed 1/16000 secs -
Continuous shutter rate 5.0 frames per second 5.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash range no built-in flash no built-in flash
Flash settings no built-in flash no built-in flash
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize 1/125 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 4096 x 2160 @ 30p / 400 Mbps, MOV, H.265, Linear PCM 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps)
Max video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264, H.265 MPEG-4, AVCHD, XAVC
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.1 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1320 gr (2.91 lbs) 489 gr (1.08 lbs)
Dimensions 156 x 144 x 75mm (6.1" x 5.7" x 3.0") 127 x 94 x 48mm (5.0" x 3.7" x 1.9")
DXO scores
DXO Overall score not tested 87
DXO Color Depth score not tested 23.9
DXO Dynamic range score not tested 13.2
DXO Low light score not tested 3702
Other
Battery life 800 photographs 360 photographs
Battery type Battery Pack Battery Pack
Battery model NP-T125 NP-FW50
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature With downloadable app
Type of storage Dual SD/SDHC/SDXC cards (UHS-II supported) SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots 2 1
Pricing at release $10,000 $1,998