Fujifilm GFX 100S vs Sony A7R III
Portability
55 Imaging
94 Features
85 Overall
90
55 Imaging
94 Features
85 Overall
90
Portability
63 Imaging
78 Features
93 Overall
84
63 Imaging
78 Features
93 Overall
84
Fujifilm GFX 100S vs Sony A7R III Key Specs
Fujifilm GFX 100S
(Full Review)
(Full Review)
- 102MP - Medium format Sensor
- 3.2" Tilting Display
- 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
- Launched January 2021
Sony A7R III
(Full Review)
(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
- Introduced October 2017
- Replaced the Sony A7R II
- Newer Model is Sony A7R IV
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In this article, we will be looking at the Fujifilm GFX 100S vs Sony A7R III, both Pro Mirrorless cameras by manufacturers FujiFilm and Sony. There exists a considerable gap among the image resolutions of the Fujifilm GFX 100S (102MP) and A7R III (42MP) and the Fujifilm GFX 100S (Medium format) and A7R III (Full frame) possess totally different sensor size.
Photobucket discusses licensing 13 billion images with AI firmsThe Fujifilm GFX 100S was released 3 years after the A7R III which is a fairly large difference as far as camera technology is concerned. Each of the cameras offer the identical body type (SLR-style mirrorless).
Before getting in to a detailed comparison, below is a short summation of how the Fujifilm GFX 100S grades against the A7R III in relation to portability, imaging, features and an overall score.
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The following is a preview of the gallery images for Fujifilm GFX 100S & Sony Alpha A7R III. The complete galleries are provided at Fujifilm GFX 100S Gallery & Sony A7R III Gallery.
Reasons to pick Fujifilm GFX 100S over the Sony A7R III
| Fujifilm GFX 100S | A7R III | |||
|---|---|---|---|---|
| Introduced | January 2021 |  | October 2017 | More modern by 40 months |
| Screen sizing | 3.2" |  | 3" | Bigger screen (+0.2") |
| Screen resolution | 2360k |  | 1440k | Clearer screen (+920k dot) |
Reasons to pick Sony A7R III over the Fujifilm GFX 100S
| A7R III | Fujifilm GFX 100S |
|---|
Common features in the Fujifilm GFX 100S and Sony A7R III
| Fujifilm GFX 100S | A7R III | |||
|---|---|---|---|---|
| Manual focus |  | Very exact focusing | ||
| Screen type | Tilting |  | Tilting | Tilting screen |
| Selfie screen |  | Neither provides selfie screen | ||
| Touch friendly screen |  | Quickly navigate |
Fujifilm GFX 100S vs Sony A7R III Physical Comparison
For anybody who is aiming to carry around your camera regularly, you're going to have to factor its weight and dimensions. The Fujifilm GFX 100S provides external measurements of 150mm x 104mm x 87mm (5.9" x 4.1" x 3.4") and a weight of 900 grams (1.98 lbs) and the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 657 grams (1.45 lbs).
Check the Fujifilm GFX 100S vs Sony A7R III in our newest Camera & Lens Size Comparison Tool.
Remember, the weight of an ILC will vary dependant on the lens you are utilizing at that time. Underneath is the front view overall size comparison of the Fujifilm GFX 100S compared to the A7R III.
Considering dimensions and weight, the portability score of the Fujifilm GFX 100S and A7R III is 55 and 63 respectively.
Fujifilm GFX 100S vs Sony A7R III Sensor Comparison
More often than not, it can be hard to visualise the contrast in sensor sizes merely by researching a spec sheet. The image here might provide you a better sense of the sensor sizing in the Fujifilm GFX 100S and A7R III.
As you can see, both of those cameras enjoy different megapixels and different sensor sizes. The Fujifilm GFX 100S because of its bigger sensor will make shooting bokeh less difficult and the Fujifilm GFX 100S will provide you with greater detail as a result of its extra 60 Megapixels. Higher resolution will allow you to crop photographs far more aggressively. The newer Fujifilm GFX 100S is going to have a benefit in sensor technology.
Fujifilm GFX 100S vs Sony A7R III Screen and ViewFinder
Photography Glossary Photography Type Scores
Portrait Comparison
Fujifilm GFX 100S Portrait photography factors
Sony A7R III Portrait photography factors
focusing manually
resolution is high (102 megapixels)
large sensor size (Medium format)
includes face detect focus
exports RAW files
has manual focus
excellent resolution (42MP)
sensor size is great (Full frame)
includes face detection autofocus
exports RAW files
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Fujifilm GFX 100S Street photography information
Sony A7R III Street photography information
screen tilts up and down
image stabilization (Sensor based 5-axis)
large sensor size (Medium format)
exports RAW files
boasts touch to focus
environment sealing
heavier than competition (900 grams)
screen tilts
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
exports RAW files
includes focus via touch
weather proof
great high ISO (32,000)
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Fujifilm GFX 100S Sports photography highlights
Sony A7R III Sports photography highlights
quiet shooting (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
resolution is high (102MP)
large sensor size (Medium format)
includes tracking focus
environment sealing
sensor has phase detect auto focus
slow continuous shooting (5.0 frames per second)
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
excellent resolution (42 megapixels)
sensor size is great (Full frame)
includes tracking autofocus
weather proof
good battery power (650 shots)
has phase detect autofocus
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Travel photography with Fujifilm GFX 100S
Travel photography with Sony A7R III
environment sealing
connects via bluetooth
boasts touch to focus
resolution is high (102 megapixels)
heavier than competition (900 grams)
display isn't selfie friendly
good battery power (650 per charge)
weather proof
supports bluetooth
includes focus via touch
excellent resolution (42 megapixels)
display isn't selfie friendly
Meta to Introduce 'AI-Generated' Labels for Media starting next monthLandscape Comparison
Landscape photography with Fujifilm GFX 100S
Landscape photography with Sony A7R III
focusing manually
interchangeable lenses (Fujifilm G mount)
screen is a good size (3.2")
image stabilization (Sensor based 5-axis)
resolution is high (102MP)
large sensor size (Medium format)
exports RAW files
environment sealing
has double storage slots
has manual focus
switch lenses (Sony E mount)
screen size is good (3 inch)
has image stabilization (Sensor based 5-axis)
excellent resolution (42 megapixels)
sensor size is great (Full frame)
no anti aliasing filter
great high ISO (32,000)
exports RAW files
weather proof
good battery power (650 per charge)
2 card slots
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Fujifilm GFX 100S as a Vlogging camera
Sony A7R III as a Vlogging camera
touchscreen
image stabilization (Sensor based 5-axis)
includes face detect focus
video res high (4096 x 2160 resolution)
includes mic port
display isn't selfie friendly
heavier than competition (900 grams)
touchscreen capability
has image stabilization (Sensor based 5-axis)
includes face detection autofocus
video resolution high (3840 x 2160 pxls)
has external microphone support
display isn't selfie friendly
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Fujifilm GFX 100S vs Sony A7R III Specifications
| Fujifilm GFX 100S | Sony Alpha A7R III | |
|---|---|---|
| General Information | ||
| Brand Name | FujiFilm | Sony |
| Model | Fujifilm GFX 100S | Sony Alpha A7R III |
| Type | Pro Mirrorless | Pro Mirrorless |
| Launched | 2021-01-27 | 2017-10-25 |
| Physical type | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Chip | - | 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 aliasing filter | ||
| Aspect ratio | 1:1, 5:4, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Full resolution | 11648 x 8736 | 7952 x 5304 |
| Max native ISO | 12800 | 32000 |
| Max boosted ISO | 102400 | 102400 |
| Min native ISO | 100 | 100 |
| RAW photos | ||
| Min boosted ISO | 50 | 50 |
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 425 | 425 |
| Lens | ||
| Lens mount | Fujifilm G | Sony E |
| Amount of lenses | 13 | 121 |
| Crop factor | 0.8 | 1 |
| Screen | ||
| Display type | Tilting | Tilting |
| Display size | 3.2 inches | 3 inches |
| Resolution of display | 2,360 thousand dots | 1,440 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | 3,690 thousand dots | 3,686 thousand dots |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.77x | 0.78x |
| Features | ||
| Lowest shutter speed | 30s | 30s |
| Highest shutter speed | 1/4000s | 1/8000s |
| Highest quiet shutter speed | 1/16000s | - |
| Continuous shooting rate | 5.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash settings | no built-in flash | Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Highest flash synchronize | 1/125s | - |
| 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 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 | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
| Max video resolution | 4096x2160 | 3840x2160 |
| Video file format | MPEG-4, H.264, H.265 | MPEG-4, AVCHD, XAVC S |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.2 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 | 900 grams (1.98 lbs) | 657 grams (1.45 lbs) |
| Dimensions | 150 x 104 x 87mm (5.9" x 4.1" x 3.4") | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") |
| DXO scores | ||
| DXO All around score | not tested | 100 |
| DXO Color Depth score | not tested | 26.0 |
| DXO Dynamic range score | not tested | 14.7 |
| DXO Low light score | not tested | 3523 |
| Other | ||
| Battery life | 460 pictures | 650 pictures |
| Type of battery | Battery Pack | Battery Pack |
| Battery model | NP-W235 | NP-FZ100 |
| Self timer | Yes | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse recording | ||
| Type of storage | Dual SD/SDHC/SDXC cards (UHS-II supported) | Two SD/SDHC/SDXC slots (UHS-II support on one) |
| Card slots | Dual | Dual |
| Price at launch | $5,999 | $2,800 |