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Fujifilm GFX 100S vs Olympus E-M1X

Portability
55
Imaging
95
Features
85
Overall
91
Fujifilm GFX 100S front
 
Olympus OM-D E-M1X front
Portability
54
Imaging
61
Features
93
Overall
73

Fujifilm GFX 100S vs Olympus E-M1X Key Specs

Fujifilm GFX 100S
(Full Review)
  • 102MP - Medium format Sensor
  • 3.2" Tilting Display
  • ISO 100 - 12800 (Bump to 102400)
  • Sensor based 5-axis Image Stabilization
  • 4096 x 2160 video
  • Fujifilm G Mount
  • 900g - 150 x 104 x 87mm
  • Announced January 2021
Olympus E-M1X
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 997g - 144 x 147 x 75mm
  • Launched January 2019
  • Earlier Model is Olympus E-M1 II
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Fujifilm GFX 100S vs Olympus E-M1X Overview

Below, we are contrasting the Fujifilm GFX 100S and Olympus E-M1X, both Pro Mirrorless digital cameras by competitors FujiFilm and Olympus. There is a sizeable difference between the image resolutions of the Fujifilm GFX 100S (102MP) and E-M1X (20MP) and the Fujifilm GFX 100S (Medium format) and E-M1X (Four Thirds) feature different sensor measurements.

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The Fujifilm GFX 100S was unveiled 2 years later than the E-M1X and that is quite a large gap as far as tech is concerned. Both of the cameras come with the identical body type (SLR-style mirrorless).

Before we go in to a detailed comparison, below is a brief summation of how the Fujifilm GFX 100S matches up vs the E-M1X in relation to portability, imaging, features and an overall grade.

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Reasons to pick Fujifilm GFX 100S over the Olympus E-M1X

 Fujifilm GFX 100S E-M1X 
LaunchedJanuary 2021January 2019More recent by 25 months
Display dimension3.2"3"Larger display (+0.2")
Display resolution2360k1037kCrisper display (+1323k dot)

Reasons to pick Olympus E-M1X over the Fujifilm GFX 100S

 E-M1X Fujifilm GFX 100S 
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Fujifilm GFX 100S and Olympus E-M1X

 Fujifilm GFX 100S E-M1X 
Focus manually Dial accurate focus
Touch friendly display Easily navigate

Fujifilm GFX 100S vs Olympus E-M1X Physical Comparison

If you're going to lug around your camera regularly, you should factor in its weight and volume. The Fujifilm GFX 100S provides outside measurements of 150mm x 104mm x 87mm (5.9" x 4.1" x 3.4") accompanied by a weight of 900 grams (1.98 lbs) while the Olympus E-M1X has sizing of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") with a weight of 997 grams (2.20 lbs).

Check the Fujifilm GFX 100S and Olympus E-M1X in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you use at that time. The following is the front view over all size comparison of the Fujifilm GFX 100S and the E-M1X.

Fujifilm GFX 100S vs Olympus E-M1X size comparison

Considering size and weight, the portability grade of the Fujifilm GFX 100S and E-M1X is 55 and 54 respectively.

Fujifilm GFX 100S vs Olympus E-M1X top view buttons comparison

Fujifilm GFX 100S vs Olympus E-M1X Sensor Comparison

Usually, it can be difficult to picture the gap between sensor measurements only by checking specs. The photograph here should offer you a much better sense of the sensor measurements in the Fujifilm GFX 100S and E-M1X.

As you can plainly see, both of the cameras have got different megapixel count and different sensor measurements. The Fujifilm GFX 100S using its larger sensor is going to make shooting bokeh easier and the Fujifilm GFX 100S will give extra detail having an extra 82 Megapixels. Greater resolution will also let you crop photos much more aggressively. The more recent Fujifilm GFX 100S should have an edge with regard to sensor technology.

Fujifilm GFX 100S vs Olympus E-M1X sensor size comparison

Fujifilm GFX 100S vs Olympus E-M1X Screen and ViewFinder

Fujifilm GFX 100S vs Olympus E-M1X Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Fujifilm GFX 100S Portrait photography information
Olympus E-M1X Portrait photography information
97
you can focus manually
great sensor resolution (102MP)
large sensor size (Medium format)
comes with face detect focusing
supports RAW files
76
you can focus manually
MP count good (20MP)
good sensor size (Four Thirds)
comes with face detection focusing
supports RAW files
Photography Glossary

Street Comparison

Fujifilm GFX 100S Street photography factors
Olympus E-M1X Street photography factors
74
screen tilts
has image stabilization (Sensor based 5-axis)
large sensor size (Medium format)
supports RAW files
boasts focus via touch
environment proofing
more heavy than average (900g)
67
screen articulates
has image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
supports RAW files
supports focus via touch
environment proof
above average ISO range (25,600)
more heavy than competitors (997g)
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Sports Comparison

Fujifilm GFX 100S Sports photography info
Olympus E-M1X Sports photography info
91
silent shooting (1/16,000s)
has image stabilization (Sensor based 5-axis)
great sensor resolution (102 megapixels)
large sensor size (Medium format)
comes with tracking focus
environment proofing
sensor has phase detect AF
low frames per second (5.0 fps)
80
high shutter speed (1/8,000s)
quiet shutter (1/32,000s)
high max frames per second (60.0 fps)
has image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
good sensor size (Four Thirds)
comes with tracking autofocus
environment proof
great battery pack (870 per charge)
supports phase detect AF
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Travel Comparison

Fujifilm GFX 100S as a Travel photography camera
Olympus E-M1X as a Travel photography camera
67
environment proofing
supports bluetooth
boasts focus via touch
great sensor resolution (102 megapixels)
more heavy than average (900g)
does not offer selfie friendly screen
68
great battery pack (870 shots)
environment proof
connects via bluetooth
supports focus via touch
MP count good (20 megapixels)
selfie friendly display
more heavy than competitors (997g)
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Landscape Comparison

Landscape photography with Fujifilm GFX 100S
Landscape photography with Olympus E-M1X
93
you can focus manually
swap lenses (Fujifilm G mount)
screen size is decent (3.2 inches)
has image stabilization (Sensor based 5-axis)
great sensor resolution (102 megapixels)
large sensor size (Medium format)
supports RAW files
environment proofing
two card slots
79
you can focus manually
switch lenses (Micro Four Thirds mount)
good sized screen (3")
has image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
good sensor size (Four Thirds)
above average ISO range (25,600)
supports RAW files
environment proof
great battery pack (870 CIPA)
two card slots
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Vlogging Comparison

Fujifilm GFX 100S as a Vlogging camera
Olympus E-M1X as a Vlogging camera
34
has touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detect focusing
high res video (4096 x 2160 resolution)
includes microphone socket
does not offer selfie friendly screen
more heavy than average (900g)
68
selfie friendly display
has touchscreen
has image stabilization (Sensor based 5-axis)
comes with face detection focusing
high video quality (4096 x 2160 resolution)
comes with external microphone socket
more heavy than competitors (997g)
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Fujifilm GFX 100S vs Olympus E-M1X Specifications

Detailed spec comparison table for Fujifilm GFX 100S and Olympus E-M1X
 Fujifilm GFX 100SOlympus OM-D E-M1X
General Information
Manufacturer FujiFilm Olympus
Model Fujifilm GFX 100S Olympus OM-D E-M1X
Type Pro Mirrorless Pro Mirrorless
Announced 2021-01-27 2019-01-24
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Powered by - Dual TruePic VIII
Sensor type BSI-CMOS CMOS
Sensor size Medium format Four Thirds
Sensor measurements 44 x 33mm 17.4 x 13mm
Sensor surface area 1,452.0mm² 226.2mm²
Sensor resolution 102 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 1:1, 5:4, 4:3, 3:2 and 16:9 4:3
Peak resolution 11648 x 8736 5184 x 3888
Highest native ISO 12800 25600
Highest enhanced ISO 102400 -
Minimum native ISO 100 200
RAW format
Minimum enhanced ISO 50 64
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 425 121
Lens
Lens mount Fujifilm G Micro Four Thirds
Number of lenses 13 107
Focal length multiplier 0.8 2.1
Screen
Display type Tilting Fully Articulated
Display diagonal 3.2 inches 3 inches
Display resolution 2,360k dots 1,037k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 3,690k dots 2,360k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.77x 0.74x
Features
Min shutter speed 30 secs 60 secs
Max shutter speed 1/4000 secs 1/8000 secs
Max quiet shutter speed 1/16000 secs 1/32000 secs
Continuous shutter rate 5.0 frames/s 60.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash range no built-in flash no built-in flash
Flash modes no built-in flash Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync.(1st curtain), Slow sync (2nd curtain), manual
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize 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 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM
Highest video resolution 4096x2160 4096x2160
Video data format MPEG-4, H.264, H.265 MPEG-4, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 3.2 Gen 1 (5 GBit/sec) Yes (USB-PD allows charging by laptop or external power bank)
GPS None Built-in
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 900 grams (1.98 lbs) 997 grams (2.20 lbs)
Dimensions 150 x 104 x 87mm (5.9" x 4.1" x 3.4") 144 x 147 x 75mm (5.7" x 5.8" x 3.0")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 460 photos 870 photos
Battery type Battery Pack Built-in
Battery model NP-W235 -
Self timer Yes Yes (2 or 12 secs, custom)
Time lapse feature
Type of storage Dual SD/SDHC/SDXC cards (UHS-II supported) -
Card slots 2 2
Pricing at release $5,999 $2,999