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Fujifilm GFX 100 vs Sony A7 III

Portability
52
Imaging
93
Features
86
Overall
90
Fujifilm GFX 100 front
 
Sony Alpha A7 III front
Portability
63
Imaging
74
Features
92
Overall
81

Fujifilm GFX 100 vs Sony A7 III 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
  • Released May 2019
Sony A7 III
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Increase to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 650g - 127 x 96 x 74mm
  • Released February 2018
  • Replaced the Sony A7 II
  • Updated by Sony A7 IV
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Fujifilm GFX 100 vs Sony A7 III Overview

Let's look a bit more closely at the Fujifilm GFX 100 and Sony A7 III, both Pro Mirrorless digital cameras by companies FujiFilm and Sony. There exists a sizeable gap between the sensor resolutions of the Fujifilm GFX 100 (102MP) and A7 III (24MP) and the Fujifilm GFX 100 (Medium format) and A7 III (Full frame) use totally different sensor sizing.

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The Fujifilm GFX 100 was brought out 15 months later than the A7 III which makes the cameras a generation apart from one another. Both cameras come with the identical body type (SLR-style mirrorless).

Before we go through a more detailed comparison, below is a short overview of how the Fujifilm GFX 100 matches up vs the A7 III for portability, imaging, features and an overall grade.

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Reasons to pick Fujifilm GFX 100 over the Sony A7 III

 Fujifilm GFX 100 A7 III 
ReleasedMay 2019February 2018More recent by 15 months
Screen dimension3.2"3"Bigger screen (+0.2")
Screen resolution2360k922kClearer screen (+1438k dot)

Reasons to pick Sony A7 III over the Fujifilm GFX 100

 A7 III Fujifilm GFX 100 

Common features in the Fujifilm GFX 100 and Sony A7 III

 Fujifilm GFX 100 A7 III 
Focus manually Very precise focusing
Screen typeTiltingTiltingTilting screen
Selfie screen Neither includes selfie screen
Touch screen Quickly navigate

Fujifilm GFX 100 vs Sony A7 III Physical Comparison

If you're going to lug around your camera often, you have to take into account its weight and measurements. The Fujifilm GFX 100 features exterior measurements of 156mm x 144mm x 75mm (6.1" x 5.7" x 3.0") having a weight of 1320 grams (2.91 lbs) whilst the Sony A7 III has proportions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") accompanied by a weight of 650 grams (1.43 lbs).

Examine the Fujifilm GFX 100 and Sony A7 III in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you have chosen at that moment. Below is the front view overall size comparison of the Fujifilm GFX 100 versus the A7 III.

Fujifilm GFX 100 vs Sony A7 III size comparison

Factoring in dimensions and weight, the portability grade of the Fujifilm GFX 100 and A7 III is 52 and 63 respectively.

Fujifilm GFX 100 vs Sony A7 III top view buttons comparison

Fujifilm GFX 100 vs Sony A7 III Sensor Comparison

Quite often, it's hard to see the contrast between sensor measurements only by looking at technical specs. The graphic below should offer you a more clear sense of the sensor sizing in the Fujifilm GFX 100 and A7 III.

As you have seen, both cameras posses different megapixels and different sensor measurements. The Fujifilm GFX 100 due to its bigger sensor will make shooting shallow depth of field less difficult and the Fujifilm GFX 100 will give extra detail having its extra 78MP. Higher resolution can also let you crop shots somewhat more aggressively. The fresher Fujifilm GFX 100 will have an edge with regard to sensor tech.

Fujifilm GFX 100 vs Sony A7 III sensor size comparison

Fujifilm GFX 100 vs Sony A7 III Screen and ViewFinder

Fujifilm GFX 100 vs Sony A7 III Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Portrait photography with Fujifilm GFX 100
Portrait photography with Sony A7 III
95
manual focus
great MP (102MP)
sensor size is large (Medium format)
features face detection focusing
saves RAW files
84
focusing manually
decent MP (24 megapixels)
sensor size is big (Full frame)
offers face detect focus
exports RAW files
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Street Comparison

Fujifilm GFX 100 Street photography info
Sony A7 III Street photography info
72
screen tilts up and down
image stabilization (Sensor based 5-axis)
sensor size is large (Medium format)
saves RAW files
supports touch to focus
environment sealing
more heavy than competitors (1,320g)
78
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
exports RAW files
offers touch to focus
weather proof
great ISO range (51,200)
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Sports Comparison

Fujifilm GFX 100 Sports photography highlights
Sony A7 III Sports photography highlights
90
quiet shutter (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
great MP (102MP)
sensor size is large (Medium format)
features tracking autofocus
environment sealing
great battery (800 per charge)
supports phase detect AF
painfully slow continuous shooting (5.0 frames/s)
87
great max shutter speed (1/8,000s)
built in image stabilization (Sensor based 5-axis)
decent MP (24 megapixels)
sensor size is big (Full frame)
offers tracking focus
weather proof
great battery power (610 CIPA)
sensor has phase detect auto focus
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Travel Comparison

Fujifilm GFX 100 as a Travel photography camera
Sony A7 III as a Travel photography camera
67
great battery (800 shots)
environment sealing
connects via bluetooth
supports touch to focus
great MP (102MP)
more heavy than competitors (1,320 grams)
doesn't have a selfie friendly display
73
great battery power (610 shots)
weather proof
connects via bluetooth
offers touch to focus
decent MP (24 megapixels)
screen isn't selfie friendly
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Landscape Comparison

Fujifilm GFX 100 Landscape photography features
Sony A7 III Landscape photography features
92
manual focus
interchangeable lenses (Fujifilm G mount)
screen size is good (3.2")
image stabilization (Sensor based 5-axis)
great MP (102 megapixels)
sensor size is large (Medium format)
saves RAW files
environment sealing
great battery (800 per charge)
two card slots
85
focusing manually
swap lenses (Sony E mount)
nice screen size (3 inch)
built in image stabilization (Sensor based 5-axis)
decent MP (24 megapixels)
sensor size is big (Full frame)
great ISO range (51,200)
exports RAW files
weather proof
great battery power (610 CIPA)
2 card slots
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Vlogging Comparison

Fujifilm GFX 100 Vlogging features
Sony A7 III Vlogging features
33
has touchscreen
image stabilization (Sensor based 5-axis)
features face detection focusing
great video quality (4096 x 2160 pxls)
comes with external microphone socket
doesn't have a selfie friendly display
more heavy than competitors (1,320 grams)
36
touchscreen
built in image stabilization (Sensor based 5-axis)
offers face detect focus
high res video (3840 x 2160 resolution)
includes mic support
screen isn't selfie friendly
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Fujifilm GFX 100 vs Sony A7 III Specifications

Detailed spec comparison table for Fujifilm GFX 100 and Sony A7 III
 Fujifilm GFX 100Sony Alpha A7 III
General Information
Company FujiFilm Sony
Model Fujifilm GFX 100 Sony Alpha A7 III
Category Pro Mirrorless Pro Mirrorless
Released 2019-05-23 2018-02-27
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor X-Processor 4 Bionz X
Sensor type BSI-CMOS BSI-CMOS
Sensor size Medium format Full frame
Sensor dimensions 44 x 33mm 35.8 x 23.8mm
Sensor area 1,452.0mm² 852.0mm²
Sensor resolution 102 megapixels 24 megapixels
Anti aliasing filter
Aspect ratio 1:1, 5:4, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 11648 x 8736 6000 x 4000
Maximum native ISO 12800 51200
Maximum boosted ISO 102400 204800
Minimum native ISO 100 100
RAW images
Minimum boosted ISO 50 50
Autofocusing
Manual focus
Touch to focus
Continuous AF
Single AF
Tracking AF
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 425 693
Lens
Lens mount Fujifilm G Sony E
Available lenses 12 121
Crop factor 0.8 1
Screen
Screen type Tilting Tilting
Screen diagonal 3.2" 3"
Screen resolution 2,360k dots 922k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 5,760k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 1.09x 0.78x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/4000s 1/8000s
Highest silent shutter speed 1/16000s -
Continuous shooting rate 5.0fps 10.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash range no built-in flash no built-in flash
Flash modes no built-in flash no built-in flash
External flash
Auto exposure bracketing
White balance bracketing
Highest flash synchronize 1/125s -
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, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264, H.265 MPEG-4, AVCHD, XAVC S, H.264
Mic support
Headphone support
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1320 grams (2.91 lbs) 650 grams (1.43 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 All around score not tested 96
DXO Color Depth score not tested 25.0
DXO Dynamic range score not tested 14.7
DXO Low light score not tested 3730
Other
Battery life 800 photographs 610 photographs
Battery style Battery Pack Battery Pack
Battery model NP-T125 NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse recording
Storage type Dual SD/SDHC/SDXC cards (UHS-II supported) SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Two Two
Launch pricing $10,000 $1,998