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Fujifilm GFX 100 vs Pentax K100D

Portability
52
Imaging
93
Features
86
Overall
90
Fujifilm GFX 100 front
 
Pentax K100D front
Portability
64
Imaging
45
Features
36
Overall
41

Fujifilm GFX 100 vs Pentax K100D Key Specs

Fujifilm GFX 100
(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
  • 1320g - 156 x 144 x 75mm
  • Launched May 2019
Pentax K100D
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF Mount
  • 660g - 129 x 93 x 70mm
  • Announced December 2006
  • Refreshed by Pentax K100D S
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Fujifilm GFX 100 vs Pentax K100D Overview

Following is a extended analysis of the Fujifilm GFX 100 versus Pentax K100D, one is a Pro Mirrorless and the other is a Entry-Level DSLR by rivals FujiFilm and Pentax. There is a huge difference between the sensor resolutions of the Fujifilm GFX 100 (102MP) and K100D (6MP) and the Fujifilm GFX 100 (Medium format) and K100D (APS-C) boast totally different sensor sizes.

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The Fujifilm GFX 100 was manufactured 12 years after the K100D which is quite a significant gap as far as tech is concerned. Both the cameras feature different body design with the Fujifilm GFX 100 being a SLR-style mirrorless camera and the Pentax K100D being a Compact SLR camera.

Before going right into a in-depth comparison, here is a brief introduction of how the Fujifilm GFX 100 grades vs the K100D when considering portability, imaging, features and an overall score.

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Reasons to pick Fujifilm GFX 100 over the Pentax K100D

 Fujifilm GFX 100 K100D 
AnnouncedMay 2019December 2006More modern by 152 months
Display typeTiltingFixed Tilting display
Display size3.2"2.5"Larger display (+0.7")
Display resolution2360k210kClearer display (+2150k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax K100D over the Fujifilm GFX 100

 K100D Fujifilm GFX 100 

Common features in the Fujifilm GFX 100 and Pentax K100D

 Fujifilm GFX 100 K100D 
Manually focus Dial precise focusing
Selfie screen No selfie screen

Fujifilm GFX 100 vs Pentax K100D Physical Comparison

When you are planning to carry around your camera often, you'll need to take into account its weight and size. The Fujifilm GFX 100 has physical dimensions of 156mm x 144mm x 75mm (6.1" x 5.7" x 3.0") accompanied by a weight of 1320 grams (2.91 lbs) and the Pentax K100D has specifications of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") having a weight of 660 grams (1.46 lbs).

Compare the Fujifilm GFX 100 versus Pentax K100D in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing at that moment. Here is a front view scale comparison of the Fujifilm GFX 100 compared to the K100D.

Fujifilm GFX 100 vs Pentax K100D size comparison

Taking into account size and weight, the portability grade of the Fujifilm GFX 100 and K100D is 52 and 64 respectively.

Fujifilm GFX 100 vs Pentax K100D top view buttons comparison

Fujifilm GFX 100 vs Pentax K100D Sensor Comparison

In many cases, its difficult to visualise the gap between sensor sizes merely by reviewing a spec sheet. The picture below will offer you a much better sense of the sensor sizes in the Fujifilm GFX 100 and K100D.

As you can see, the 2 cameras come with different resolutions and different sensor sizes. The Fujifilm GFX 100 due to its larger sensor will make getting shallower depth of field less difficult and the Fujifilm GFX 100 will deliver greater detail due to its extra 96MP. Greater resolution will help you crop pics a good deal more aggressively. The younger Fujifilm GFX 100 will have an edge in sensor innovation.

Fujifilm GFX 100 vs Pentax K100D sensor size comparison

Fujifilm GFX 100 vs Pentax K100D Screen and ViewFinder

Fujifilm GFX 100 vs Pentax K100D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Fujifilm GFX 100 as a Portrait photography camera
Pentax K100D as a Portrait photography camera
95
focusing manually
MP count fantastic (102MP)
great sensor size (Medium format)
features face detect focusing
delivers RAW files
51
manual focus
sensor size is nice (APS-C)
exports RAW files
no liveview feature
low megapixels (6 megapixels)
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Street Comparison

Fujifilm GFX 100 Street photography highlights
Pentax K100D Street photography highlights
72
screen tilts up and down
has image stabilization (Sensor based 5-axis)
great sensor size (Medium format)
delivers RAW files
comes with touch to focus
environment proofing
more heavy than competition (1,320 grams)
58
image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
no moving screen
more heavy than average (660g)
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Sports Comparison

Fujifilm GFX 100 Sports photography info
Pentax K100D Sports photography info
90
silent shutter (1/16,000 seconds)
has image stabilization (Sensor based 5-axis)
MP count fantastic (102MP)
great sensor size (Medium format)
features tracking focus
environment proofing
better than average battery life (800 shots)
comes with phase detect AF
slow continuous shooting (5.0 frames/s)
47
image stabilization (Sensor based)
sensor size is nice (APS-C)
supports phase detect autofocus
no liveview feature
slow continuous shooting (3.0 fps)
low megapixels (6MP)
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Travel Comparison

Fujifilm GFX 100 as a Travel photography camera
Pentax K100D as a Travel photography camera
67
better than average battery life (800 CIPA)
environment proofing
has bluetooth
comes with touch to focus
MP count fantastic (102MP)
more heavy than competition (1,320 grams)
does not offer selfie friendly screen
42
built-in flash
no Timelapse function
more heavy than average (660 grams)
low megapixels (6 megapixels)
display isn't selfie friendly
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Landscape Comparison

Fujifilm GFX 100 as a Landscape photography camera
Pentax K100D as a Landscape photography camera
92
focusing manually
swap lenses (Fujifilm G mount)
pretty good screen size (3.2 inches)
has image stabilization (Sensor based 5-axis)
MP count fantastic (102MP)
great sensor size (Medium format)
delivers RAW files
environment proofing
better than average battery life (800 shots)
two card slots
52
manual focus
switch lenses (Pentax KAF mount)
image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
tiny screen (2.5 inches)
no liveview feature
low megapixels (6 megapixels)
no Timelapse function
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Vlogging Comparison

Vlogging with Fujifilm GFX 100
Vlogging with Pentax K100D
33
screen is touchscreen
has image stabilization (Sensor based 5-axis)
features face detect focusing
high res video (4096 x 2160 pxls)
does have microphone socket
does not offer selfie friendly screen
more heavy than competition (1,320g)
9
can't shoot video
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Fujifilm GFX 100 vs Pentax K100D Specifications

Detailed spec comparison table for Fujifilm GFX 100 and Pentax K100D
 Fujifilm GFX 100Pentax K100D
General Information
Brand Name FujiFilm Pentax
Model Fujifilm GFX 100 Pentax K100D
Class Pro Mirrorless Entry-Level DSLR
Launched 2019-05-23 2006-12-03
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Chip X-Processor 4 -
Sensor type BSI-CMOS CCD
Sensor size Medium format APS-C
Sensor measurements 44 x 33mm 23.5 x 15.7mm
Sensor surface area 1,452.0mm² 369.0mm²
Sensor resolution 102 megapixel 6 megapixel
Anti aliasing filter
Aspect ratio 1:1, 5:4, 4:3, 3:2 and 16:9 3:2
Highest resolution 11648 x 8736 3008 x 2008
Highest native ISO 12800 3200
Highest boosted ISO 102400 -
Minimum native ISO 100 200
RAW data
Minimum boosted ISO 50 -
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 425 11
Lens
Lens mount Fujifilm G Pentax KAF
Amount of lenses 12 151
Focal length multiplier 0.8 1.5
Screen
Type of display Tilting Fixed Type
Display diagonal 3.2 inch 2.5 inch
Display resolution 2,360 thousand dots 210 thousand dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 5,760 thousand dots -
Viewfinder coverage 100% 96%
Viewfinder magnification 1.09x 0.57x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/4000 seconds 1/4000 seconds
Highest quiet shutter speed 1/16000 seconds -
Continuous shooting rate 5.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash range no built-in flash -
Flash settings no built-in flash Auto, On, Off, Red-eye reduction
External flash
AE bracketing
White balance bracketing
Highest flash synchronize 1/125 seconds 1/180 seconds
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 -
Highest video resolution 4096x2160 None
Video file format MPEG-4, H.264, H.265 -
Microphone support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.1 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 1320 gr (2.91 lb) 660 gr (1.46 lb)
Physical dimensions 156 x 144 x 75mm (6.1" x 5.7" x 3.0") 129 x 93 x 70mm (5.1" x 3.7" x 2.8")
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 800 shots -
Battery style Battery Pack -
Battery model NP-T125 4 x AA
Self timer Yes Yes (2 or 12 sec)
Time lapse shooting
Storage type Dual SD/SDHC/SDXC cards (UHS-II supported) SD/MMC card
Card slots Two 1
Price at launch $10,000 $0