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Fujifilm GFX 100S vs Olympus E-M10 IV

Portability
55 Imaging
94 Features
85 Overall
90
Fujifilm GFX 100S front
 
Olympus OM-D E-M10 IV front
Portability
81 Imaging
62 Features
83 Overall
70

Fujifilm GFX 100S vs Olympus E-M10 IV 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
  • Announced January 2021
Olympus E-M10 IV
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 383g - 122 x 84 x 49mm
  • Introduced August 2020
  • Older Model is Olympus E-M10 III
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Fujifilm GFX 100S vs Olympus E-M10 IV Overview

In this article, we will be comparing the Fujifilm GFX 100S vs Olympus E-M10 IV, one being a Pro Mirrorless and the latter is a Entry-Level Mirrorless by brands FujiFilm and Olympus. There exists a sizeable gap among the resolutions of the Fujifilm GFX 100S (102MP) and E-M10 IV (20MP) and the Fujifilm GFX 100S (Medium format) and E-M10 IV (Four Thirds) enjoy totally different sensor measurements.

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The Fujifilm GFX 100S was released 6 months later than the E-M10 IV which means that they are both of a similar generation. Each of the cameras offer the identical body type (SLR-style mirrorless).

Before going through a detailed comparison, below is a short overview of how the Fujifilm GFX 100S matches up vs the E-M10 IV when considering portability, imaging, features and an overall rating.

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Reasons to pick Fujifilm GFX 100S over the Olympus E-M10 IV

		

		

			
 Fujifilm GFX 100S E-M10 IV 
Screen sizing3.2"3"Bigger screen (+0.2")
Screen resolution2360k1040kClearer screen (+1320k dot)
		

	

	
	

		

		
Reasons to pick Olympus E-M10 IV over the Fujifilm GFX 100S

		

		

			
 E-M10 IV Fujifilm GFX 100S 
Selfie screen  Easy selfies
		

	

	
	

		

		
Common features in the Fujifilm GFX 100S and Olympus E-M10 IV

		

		

			
 Fujifilm GFX 100S E-M10 IV 
IntroducedJanuary 2021August 2020Same generation
Manual focus  More accurate focusing
Screen typeTiltingTiltingTilting screen
Touch screen  Quickly navigate
		

	

	

	
	
	
	

	

		

		
Fujifilm GFX 100S vs Olympus E-M10 IV Physical Comparison

		

		

			
If you're looking to carry your camera regularly, you will have to factor in its weight and size. The Fujifilm GFX 100S provides outside measurements of 150mm x 104mm x 87mm (5.9" x 4.1" x 3.4") and a weight of 900 grams (1.98 lbs) while the Olympus E-M10 IV has specifications of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs).
Check the Fujifilm GFX 100S vs Olympus E-M10 IV in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses
Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you select at that moment. Underneath is the front view overall size comparison of the Fujifilm GFX 100S against the E-M10 IV.
Fujifilm GFX 100S vs Olympus E-M10 IV size comparison
Considering dimensions and weight, the portability rating of the Fujifilm GFX 100S and E-M10 IV is 55 and 81 respectively.
Fujifilm GFX 100S vs Olympus E-M10 IV top view buttons comparison		

	

	
	

		

		
Fujifilm GFX 100S vs Olympus E-M10 IV Sensor Comparison

		

		

			
Normally, it is very hard to envision the difference in sensor sizing purely by looking through technical specs. The photograph below may provide you a stronger sense of the sensor sizing in the Fujifilm GFX 100S and E-M10 IV.
As you can tell, both of these cameras offer different resolutions and different sensor sizing. The Fujifilm GFX 100S featuring a bigger sensor will make shooting shallower depth of field easier and the Fujifilm GFX 100S will provide you with more detail as a result of its extra 82MP. Higher resolution will allow you to crop pictures a little more aggressively.
	
			Fujifilm GFX 100S vs Olympus E-M10 IV sensor size comparison			
		

	

	
	

		

		
Fujifilm GFX 100S vs Olympus E-M10 IV Screen and ViewFinder

		

		

					

		Fujifilm GFX 100S vs Olympus E-M10 IV Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
Fujifilm GFX 100S Portrait photography factors
Olympus E-M10 IV Portrait photography factors
96
 has manual focus
 megapixel count excellent (102 megapixels)
 sensor size is big (Medium format)
 supports face detect autofocus
 exports RAW formats
77
 you can focus manually
 sensor resolution is decent (20MP)
 good sensor size (Four Thirds)
 comes with face detect focus
 exports RAW files
Photography Glossary
Street Comparison
Fujifilm GFX 100S Street photography information
Olympus E-M10 IV Street photography information
74
 screen tilts up and down
 image stabilization (Sensor based 5-axis)
 sensor size is big (Medium format)
 exports RAW formats
 features touch to focus
 environment sealing
 more heavy than competition in class (900g)
84
 tilting screen
 has image stabilization (Sensor based 5-axis)
 good sensor size (Four Thirds)
 exports RAW files
 boasts focus by touch
 above average high ISO (25,600)
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Sports Comparison
Fujifilm GFX 100S Sports photography features
Olympus E-M10 IV Sports photography features
90
 quiet shutter (1/16,000s)
 image stabilization (Sensor based 5-axis)
 megapixel count excellent (102 megapixels)
 sensor size is big (Medium format)
 supports tracking focus
 environment sealing
 supports phase detect autofocus
 low frames per second (5.0 frames per second)
72
 silent shooting (1/16,000s)
 has image stabilization (Sensor based 5-axis)
 sensor resolution is decent (20 megapixels)
 good sensor size (Four Thirds)
 comes with tracking focus
 lacks phase detect auto focus
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Travel Comparison
Fujifilm GFX 100S Travel photography factors
Olympus E-M10 IV Travel photography factors
67
 environment sealing
 connects via bluetooth
 features touch to focus
 megapixel count excellent (102 megapixels)
 more heavy than competition in class (900 grams)
 doesn't contain selfie friendly display
84
 connects via bluetooth
 boasts focus by touch
 sensor resolution is decent (20MP)
 flash built-in
 selfie friendly screen
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Landscape Comparison
Fujifilm GFX 100S Landscape photography info
Olympus E-M10 IV Landscape photography info
93
 has manual focus
 interchangeable lenses (Fujifilm G mount)
 screen size is good (3.2")
 image stabilization (Sensor based 5-axis)
 megapixel count excellent (102 megapixels)
 sensor size is big (Medium format)
 exports RAW formats
 environment sealing
 has double storage slots
82
 you can focus manually
 swap lenses (Micro Four Thirds mount)
 screen size is good (3 inches)
 has image stabilization (Sensor based 5-axis)
 sensor resolution is decent (20MP)
 good sensor size (Four Thirds)
 above average high ISO (25,600)
 exports RAW files
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Vlogging Comparison
Fujifilm GFX 100S Vlogging features
Olympus E-M10 IV Vlogging features
34
 built-in touchscreen
 image stabilization (Sensor based 5-axis)
 supports face detect autofocus
 video resolution high (4096 x 2160 resolution)
 comes with microphone port
 doesn't contain selfie friendly display
 more heavy than competition in class (900 grams)
78
 selfie friendly screen
 has touchscreen
 has image stabilization (Sensor based 5-axis)
 comes with face detect focus
 video resolution high (3840 x 2160 resolution)
 no mic socket
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Fujifilm GFX 100S vs Olympus E-M10 IV Specifications

		

		

					

		
		

			Detailed spec comparison table for Fujifilm GFX 100S and Olympus E-M10 IV
 Fujifilm GFX 100SOlympus OM-D E-M10 IV
General Information
Brand FujiFilm Olympus
Model Fujifilm GFX 100S Olympus OM-D E-M10 IV
Category Pro Mirrorless Entry-Level Mirrorless
Announced 2021-01-27 2020-08-04
Physical type SLR-style mirrorless SLR-style mirrorless
Sensor Information
Processor Chip - TruePic VIII
Sensor type BSI-CMOS CMOS
Sensor size Medium format Four Thirds
Sensor dimensions 44 x 33mm 17.4 x 13mm
Sensor area 1,452.0mm² 226.2mm²
Sensor resolution 102MP 20MP
Anti aliasing filter    
Aspect ratio 1:1, 5:4, 4:3, 3:2 and  16:9 1:1, 4:3, 3:2 and  16:9
Full resolution 11648 x 8736 5184 x 3888
Max native ISO 12800 25600
Max boosted ISO 102400 -
Min native ISO 100 200
RAW pictures    
Min boosted ISO 50 100
Autofocusing
Manual focus    
Touch to focus    
Autofocus continuous    
Single autofocus    
Tracking autofocus    
Selective autofocus    
Center weighted autofocus    
Multi area autofocus    
Autofocus live view    
Face detection focus    
Contract detection focus    
Phase detection focus    
Number of focus points 425 121
Lens
Lens mount Fujifilm G Micro Four Thirds
Total lenses 13 107
Focal length multiplier 0.8 2.1
Screen
Screen type Tilting Tilting
Screen size 3.2 inches 3 inches
Screen resolution 2,360k dots 1,040k dots
Selfie friendly    
Liveview    
Touch capability    
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 3,690k dots 2,360k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.77x 0.62x
Features
Lowest shutter speed 30 seconds 60 seconds
Highest shutter speed 1/4000 seconds 1/4000 seconds
Highest silent shutter speed 1/16000 seconds 1/16000 seconds
Continuous shooting rate 5.0 frames per sec 8.7 frames per sec
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation Yes Yes
Custom white balance    
Image stabilization    
Integrated flash    
Flash range no built-in flash 7.20 m (at ISO 200)
Flash modes no built-in flash Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual
External flash    
AE bracketing    
White balance bracketing    
Highest flash synchronize 1/125 seconds 1/250 seconds
Exposure
Multisegment exposure    
Average exposure    
Spot exposure    
Partial exposure    
AF area exposure    
Center weighted exposure    
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 / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM
Max video resolution 4096x2160 3840x2160
Video file format MPEG-4, H.264, H.265 MPEG-4, H.264
Mic port    
Headphone port    
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 sealing    
Water proof    
Dust proof    
Shock proof    
Crush proof    
Freeze proof    
Weight 900g (1.98 lbs) 383g (0.84 lbs)
Dimensions 150 x 104 x 87mm (5.9" x 4.1" x 3.4") 122 x 84 x 49mm (4.8" x 3.3" x 1.9")
DXO scores
DXO All around 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 photographs 360 photographs
Battery type Battery Pack Battery Pack
Battery model NP-W235 BLS-50
Self timer Yes Yes (2 or 12 sec, custom)
Time lapse recording    
Type of storage Dual SD/SDHC/SDXC cards (UHS-II supported) SD/SDHC/SDXC (UHS-II supported)
Card slots 2 One
Launch cost $5,999 $699