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Panasonic GX8 vs Pentax K100D S

Portability
74
Imaging
59
Features
84
Overall
69
Panasonic Lumix DMC-GX8 front
 
Pentax K100D Super front
Portability
65
Imaging
45
Features
38
Overall
42

Panasonic GX8 vs Pentax K100D S Key Specs

Panasonic GX8
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 487g - 133 x 78 x 63mm
  • Introduced July 2015
  • Superseded the Panasonic GX7
Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Announced June 2007
  • Previous Model is Pentax K100D
  • Renewed by Pentax K200D
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Panasonic GX8 vs Pentax K100D S Overview

On this page, we will be contrasting the Panasonic GX8 vs Pentax K100D S, one is a Advanced Mirrorless and the latter is a Entry-Level DSLR by competitors Panasonic and Pentax. There exists a significant gap among the image resolutions of the GX8 (20MP) and K100D S (6MP) and the GX8 (Four Thirds) and K100D S (APS-C) boast different sensor size.

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The GX8 was released 8 years after the K100D S which is a fairly sizable gap as far as camera technology is concerned. Both cameras have different body design with the Panasonic GX8 being a Rangefinder-style mirrorless camera and the Pentax K100D S being a Compact SLR camera.

Before we go into a complete comparison, here is a short summation of how the GX8 grades vs the K100D S with respect to portability, imaging, features and an overall mark.

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Reasons to pick Panasonic GX8 over the Pentax K100D S

 GX8 K100D S 
AnnouncedJuly 2015June 2007Newer by 98 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen dimensions3"2.5"Bigger screen (+0.5")
Screen resolution1040k210kSharper screen (+830k dot)
Selfie screen Take selfies
Touch screen Quickly navigate

Reasons to pick Pentax K100D S over the Panasonic GX8

 K100D S GX8 

Common features in the Panasonic GX8 and Pentax K100D S

 GX8 K100D S 
Focus manually Dial precise focusing

Panasonic GX8 vs Pentax K100D S Physical Comparison

If you are aiming to travel with your camera regularly, you're going to have to think about its weight and proportions. The Panasonic GX8 enjoys exterior dimensions of 133mm x 78mm x 63mm (5.2" x 3.1" x 2.5") having a weight of 487 grams (1.07 lbs) while the Pentax K100D S has measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs).

Analyze the Panasonic GX8 vs Pentax K100D S in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change based on the lens you use at that time. Underneath is a front view proportions comparison of the GX8 against the K100D S.

Panasonic GX8 vs Pentax K100D S size comparison

Taking into consideration dimensions and weight, the portability rating of the GX8 and K100D S is 74 and 65 respectively.

Panasonic GX8 vs Pentax K100D S top view buttons comparison

Panasonic GX8 vs Pentax K100D S Sensor Comparison

Typically, it can be tough to picture the difference in sensor dimensions just by looking through technical specs. The image below will provide you a much better sense of the sensor sizes in the GX8 and K100D S.

As you can tell, both of the cameras provide different megapixels and different sensor dimensions. The GX8 featuring a smaller sensor is going to make shooting shallower depth of field tougher and the Panasonic GX8 will provide you with extra detail as a result of its extra 14 Megapixels. Higher resolution will help you crop shots more aggressively. The more modern GX8 provides a benefit when it comes to sensor innovation.

Panasonic GX8 vs Pentax K100D S sensor size comparison

Panasonic GX8 vs Pentax K100D S Screen and ViewFinder

Panasonic GX8 vs Pentax K100D S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX8 Portrait photography details
Pentax K100D S Portrait photography details
75
manual focus
megapixel count good (20 megapixels)
decent sensor size (Four Thirds)
includes face detect focus
exports RAW files
51
manual focus
decent sensor size (APS-C)
supports RAW formats
no liveview
low resolution sensor (6MP)
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Street Comparison

Panasonic GX8 Street photography highlights
Pentax K100D S Street photography highlights
80
screen can move to multiple angles
has image stabilization (Sensor based)
decent sensor size (Four Thirds)
exports RAW files
provides focus via touch
environment sealing
good high ISO (25,600)
64
built in image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
screen is fixed
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Sports Comparison

Panasonic GX8 as a Sports photography camera
Pentax K100D S as a Sports photography camera
68
great max shutter speed (1/8,000 seconds)
quiet shutter (1/16,000 seconds)
has image stabilization (Sensor based)
megapixel count good (20MP)
decent sensor size (Four Thirds)
includes tracking focus
environment sealing
terrible battery power (330 shots)
has no phase detect auto focus
47
built in image stabilization (Sensor based)
decent sensor size (APS-C)
sensor has phase detect AF
no liveview
continuous shooting slow (3.0 fps)
low resolution sensor (6 megapixels)
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Travel Comparison

Panasonic GX8 Travel photography advice
Pentax K100D S Travel photography advice
73
environment sealing
provides focus via touch
megapixel count good (20MP)
display is selfie friendly
terrible battery power (330 shots)
45
built-in flash
doesn't have Time Lapse recording
low resolution sensor (6MP)
screen is not selfie friendly
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Landscape Comparison

Panasonic GX8 Landscape photography factors
Pentax K100D S Landscape photography factors
76
manual focus
interchangeable lenses (Micro Four Thirds mount)
nice screen size (3 inches)
has image stabilization (Sensor based)
megapixel count good (20MP)
decent sensor size (Four Thirds)
good high ISO (25,600)
exports RAW files
environment sealing
terrible battery power (330 shots)
52
manual focus
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
screen is somewhat small (2.5 inch)
no liveview
low resolution sensor (6 megapixels)
doesn't have Time Lapse recording
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Vlogging Comparison

Panasonic GX8 as a Vlogging camera
Pentax K100D S as a Vlogging camera
81
display is selfie friendly
touchscreen
has image stabilization (Sensor based)
includes face detect focus
video resolution high (3840 x 2160 pxls)
does have microphone jack
9
can't record video
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Panasonic GX8 vs Pentax K100D S Specifications

Detailed spec comparison table for Panasonic GX8 and Pentax K100D S
 Panasonic Lumix DMC-GX8Pentax K100D Super
General Information
Brand Name Panasonic Pentax
Model type Panasonic Lumix DMC-GX8 Pentax K100D Super
Class Advanced Mirrorless Entry-Level DSLR
Introduced 2015-07-16 2007-06-28
Physical type Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor Venus Engine -
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor dimensions 17.3 x 13mm 23.5 x 15.7mm
Sensor area 224.9mm² 369.0mm²
Sensor resolution 20 megapixel 6 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Max resolution 5184 x 3888 3008 x 2008
Max native ISO 25600 3200
Minimum native ISO 200 200
RAW support
Minimum enhanced ISO 100 -
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 49 11
Lens
Lens mount type Micro Four Thirds Pentax KAF2
Available lenses 107 151
Crop factor 2.1 1.5
Screen
Screen type Fully Articulated Fixed Type
Screen sizing 3" 2.5"
Resolution of screen 1,040k dots 210k dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Electronic Optical (pentamirror)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 96 percent
Viewfinder magnification 0.77x 0.57x
Features
Min shutter speed 60 seconds 30 seconds
Max shutter speed 1/8000 seconds 1/4000 seconds
Max silent shutter speed 1/16000 seconds -
Continuous shutter rate 12.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash -
Flash modes Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off Auto, On, Off, Red-eye reduction
External flash
AEB
WB bracketing
Max flash synchronize - 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 (30p, 24p), 1920 x 1080 (60p, 30p), 1280 x 720 (60p, 30p), 1280 x 720 (30p), 640 x 480 (30p) -
Max video resolution 3840x2160 None
Video file format MPEG-4, AVCHD -
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 487g (1.07 pounds) 646g (1.42 pounds)
Physical dimensions 133 x 78 x 63mm (5.2" x 3.1" x 2.5") 129 x 91 x 71mm (5.1" x 3.6" x 2.8")
DXO scores
DXO Overall rating 75 not tested
DXO Color Depth rating 23.5 not tested
DXO Dynamic range rating 12.6 not tested
DXO Low light rating 806 not tested
Other
Battery life 330 photos -
Type of battery Battery Pack -
Battery ID - 4 x AA
Self timer Yes Yes (2 or 12 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC card SD/SDHC card
Card slots 1 1
Launch price $898 $520