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Fujifilm GFX 100S vs Sony A9

Portability
55 Imaging
95 Features
85 Overall
91
Fujifilm GFX 100S front
 
Sony Alpha A9 front
Portability
65 Imaging
73 Features
93 Overall
81

Fujifilm GFX 100S vs Sony A9 Key Specs

Fujifilm GFX 100S
(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
  • 900g - 150 x 104 x 87mm
  • Revealed January 2021
Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 673g - 127 x 96 x 63mm
  • Revealed April 2017
  • Newer Model is Sony A9 II
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Fujifilm GFX 100S vs Sony A9 Overview

In this article, we are contrasting the Fujifilm GFX 100S vs Sony A9, both Pro Mirrorless cameras by companies FujiFilm and Sony. There is a considerable difference among the image resolutions of the Fujifilm GFX 100S (102MP) and A9 (24MP) and the Fujifilm GFX 100S (Medium format) and A9 (Full frame) use totally different sensor sizes.

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The Fujifilm GFX 100S was launched 3 years after the A9 which is a fairly large difference as far as camera tech is concerned. Both of these cameras offer the identical body type (SLR-style mirrorless).

Before delving straight into a comprehensive comparison, below is a short highlight of how the Fujifilm GFX 100S matches up vs the A9 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Fujifilm GFX 100S over the Sony A9

		

		

			
 Fujifilm GFX 100S A9 
RevealedJanuary 2021April 2017Newer by 46 months
Display sizing3.2"3"Larger display (+0.2")
Display resolution2360k1440kCrisper display (+920k dot)
		

	

	
	

		

		
Reasons to pick Sony A9 over the Fujifilm GFX 100S

		

		

			
 A9 Fujifilm GFX 100S 
		

	

	
	

		

		
Common features in the Fujifilm GFX 100S and Sony A9

		

		

			
 Fujifilm GFX 100S A9 
Manual focus  Very precise focusing
Display typeTiltingTiltingTilting display
Selfie screen  Neither includes selfie screen
Touch friendly display  Easily navigate
		

	

	

	
	
	
	

	

		

		
Fujifilm GFX 100S vs Sony A9 Physical Comparison

		

		

			
If you are aiming to travel with your camera regularly, you are going to need to consider its weight and dimensions. The Fujifilm GFX 100S features outer dimensions of 150mm x 104mm x 87mm (5.9" x 4.1" x 3.4") with a weight of 900 grams (1.98 lbs) and the Sony A9 has dimensions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") and a weight of 673 grams (1.48 lbs).
See the Fujifilm GFX 100S vs Sony A9 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses
Remember, the weight of an ILC will change based on the lens you select at that time. The following is the front view dimensions comparison of the Fujifilm GFX 100S against the A9.
Fujifilm GFX 100S vs Sony A9 size comparison
Looking at size and weight, the portability rating of the Fujifilm GFX 100S and A9 is 55 and 65 respectively.
Fujifilm GFX 100S vs Sony A9 top view buttons comparison		

	

	
	

		

		
Fujifilm GFX 100S vs Sony A9 Sensor Comparison

		

		

			
In many cases, it can be hard to visualise the difference in sensor dimensions just by checking out a spec sheet. The image below will help give you a greater sense of the sensor sizes in the Fujifilm GFX 100S and A9.
Clearly, both cameras enjoy different megapixels and different sensor dimensions. The Fujifilm GFX 100S featuring a larger sensor will make shooting shallower depth of field easier and the Fujifilm GFX 100S will show greater detail utilizing its extra 78MP. Greater resolution will also help you crop photos far more aggressively. The more modern Fujifilm GFX 100S is going to have a benefit with regard to sensor innovation.
	
			Fujifilm GFX 100S vs Sony A9 sensor size comparison			
		

	

	
	

		

		
Fujifilm GFX 100S vs Sony A9 Screen and ViewFinder

		

		

					

		Fujifilm GFX 100S vs Sony A9 Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
Portrait photography with Fujifilm GFX 100S
Portrait photography with Sony A9
97
 focusing manually
 megapixel count high (102MP)
 sensor size is great (Medium format)
 comes with face detection focus
 exports RAW formats
83
 you can focus manually
 decent MP (24 megapixels)
 great sensor size (Full frame)
 features face detection autofocus
 supports RAW files
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Street Comparison
Fujifilm GFX 100S Street photography advice
Sony A9 Street photography advice
74
 screen tilts
 built in image stabilization (Sensor based 5-axis)
 sensor size is great (Medium format)
 exports RAW formats
 boasts focus via touch
 weather proofing
 heavier than competition in class (900 grams)
79
 screen tilts up and down
 has image stabilization (Sensor based 5-axis)
 great sensor size (Full frame)
 supports RAW files
 provides touch to focus
 environment sealing
 good high ISO (51,200)
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Sports Comparison
 Fujifilm GFX 100S as a Sports photography camera
 Sony A9 as a Sports photography camera
91
 quiet shooting (1/16,000s)
 built in image stabilization (Sensor based 5-axis)
 megapixel count high (102 megapixels)
 sensor size is great (Medium format)
 comes with tracking autofocus
 weather proofing
 sensor has phase detect auto focus
 slow continuous shooting (5.0 frames per second)
86
 maximum shutter speed is high (1/8,000s)
 silent shooting (1/32,000s)
 high fps (20.0 fps)
 has image stabilization (Sensor based 5-axis)
 decent MP (24 megapixels)
 great sensor size (Full frame)
 features tracking autofocus
 environment sealing
 better than average battery pack (650 per charge)
 comes with phase detect autofocus
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Travel Comparison
Fujifilm GFX 100S Travel photography factors
Sony A9 Travel photography factors
67
 weather proofing
 connects via bluetooth
 boasts focus via touch
 megapixel count high (102 megapixels)
 heavier than competition in class (900g)
 doesn't feature selfie friendly display
73
 better than average battery pack (650 shots)
 environment sealing
 has bluetooth
 provides touch to focus
 decent MP (24MP)
 does not contain selfie friendly screen
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Landscape Comparison
Landscape photography with Fujifilm GFX 100S
Landscape photography with Sony A9
93
 focusing manually
 interchangeable lenses (Fujifilm G mount)
 screen size is good (3.2 inches)
 built in image stabilization (Sensor based 5-axis)
 megapixel count high (102 megapixels)
 sensor size is great (Medium format)
 exports RAW formats
 weather proofing
 has dual storage slots
85
 you can focus manually
 change lenses (Sony E mount)
 screen size is good (3 inches)
 has image stabilization (Sensor based 5-axis)
 decent MP (24 megapixels)
 great sensor size (Full frame)
 good high ISO (51,200)
 supports RAW files
 environment sealing
 better than average battery pack (650 CIPA)
 has dual storage slots
Photography Glossary
Vlogging Comparison
Fujifilm GFX 100S Vlogging highlights
Sony A9 Vlogging highlights
34
 touchscreen enabled
 built in image stabilization (Sensor based 5-axis)
 comes with face detection focus
 high res video (4096 x 2160 pxls)
 includes external mic jack
 doesn't feature selfie friendly display
 heavier than competition in class (900 grams)
36
 touchscreen capability
 has image stabilization (Sensor based 5-axis)
 features face detection autofocus
 high quality video (3840 x 2160 resolution)
 does have external mic jack
 does not contain selfie friendly screen
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Fujifilm GFX 100S vs Sony A9 Specifications

		

		

					

		
		

			Detailed spec comparison table for Fujifilm GFX 100S and Sony A9
 Fujifilm GFX 100SSony Alpha A9
General Information
Manufacturer FujiFilm Sony
Model Fujifilm GFX 100S Sony Alpha A9
Type Pro Mirrorless Pro Mirrorless
Revealed 2021-01-27 2017-04-19
Body design SLR-style mirrorless SLR-style mirrorless
Sensor Information
Chip - BIONZ X
Sensor type BSI-CMOS BSI-CMOS
Sensor size Medium format Full frame
Sensor dimensions 44 x 33mm 35.6 x 23.8mm
Sensor surface area 1,452.0mm² 847.3mm²
Sensor resolution 102MP 24MP
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 6000 x 4000
Max native ISO 12800 51200
Max enhanced ISO 102400 204800
Lowest native ISO 100 100
RAW data    
Lowest enhanced ISO 50 50
Autofocusing
Focus manually    
Touch to focus    
Continuous AF    
AF single    
AF tracking    
AF selectice    
AF center weighted    
AF multi area    
Live view AF    
Face detection AF    
Contract detection AF    
Phase detection AF    
Number of focus points 425 693
Lens
Lens mount Fujifilm G Sony E
Amount of lenses 13 121
Focal length multiplier 0.8 1
Screen
Screen type Tilting Tilting
Screen size 3.2 inches 3 inches
Screen resolution 2,360 thousand dot 1,440 thousand dot
Selfie friendly    
Liveview    
Touch function    
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 3,690 thousand dot 3,686 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.77x 0.78x
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/4000 secs 1/8000 secs
Max silent shutter speed 1/16000 secs 1/32000 secs
Continuous shutter speed 5.0 frames/s 20.0 frames/s
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation Yes Yes
Set WB    
Image stabilization    
Built-in flash    
Flash range no built-in flash no built-in flash
Flash settings no built-in flash Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
External flash    
AE bracketing    
White balance bracketing    
Max flash sync 1/125 secs -
Exposure
Multisegment    
Average    
Spot    
Partial    
AF area    
Center weighted    
Video features
Video resolutions 4096 x 2160 @ 30p / 400 Mbps, MOV, H.265, Linear PCM4096 x 2160 @ 25p / 400 Mbps, MOV, H.265, Linear PCM4096 x 2160 @ 24p / 400 Mbps, MOV, H.265, Linear PCM4096 x 2160 @ 23.98p / 400 Mbps, MOV, H.265, Linear PCM3840 x 2160 @ 30p / 400 Mbps, MOV, H.265, Linear PCM3840 x 2160 @ 25p / 400 Mbps, MOV, H.265, Linear PCM3840 x 2160 @ 24p / 400 Mbps, MOV, H.265, Linear PCM3840 x 2160 @ 23.98p / 400 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 60p / 200 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 50p / 200 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 30p / 200 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 25p / 200 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 24p / 200 Mbps, MOV, H.265, Linear PCM1920 x 1080 @ 23.98p / 200 Mbps, MOV, H.265, Linear PCM -
Max video resolution 4096x2160 3840x2160
Video data format MPEG-4, H.264, H.265 MPEG-4, AVCHD, H.264
Mic input    
Headphone input    
Connectivity
Wireless Built-In Built-In
Bluetooth    
NFC    
HDMI    
USB USB 3.2 Gen 1 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal    
Water proof    
Dust proof    
Shock proof    
Crush proof    
Freeze proof    
Weight 900 grams (1.98 lb) 673 grams (1.48 lb)
Dimensions 150 x 104 x 87mm (5.9" x 4.1" x 3.4") 127 x 96 x 63mm (5.0" x 3.8" x 2.5")
DXO scores
DXO Overall score not tested 92
DXO Color Depth score not tested 24.9
DXO Dynamic range score not tested 13.3
DXO Low light score not tested 3517
Other
Battery life 460 images 650 images
Battery format Battery Pack Battery Pack
Battery model NP-W235 NP-FZ100
Self timer Yes Yes (2, 5, 10 secs + continuous)
Time lapse shooting    
Type of storage Dual SD/SDHC/SDXC cards (UHS-II supported) Dual SD/SDHC/SDXC slots (UHS-II compatible)
Storage slots 2 2
Cost at release $5,999 $4,498