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Pentax K-5 II vs Samsung GX-20

Portability
60
Imaging
57
Features
82
Overall
67
Pentax K-5 II front
 
Samsung GX-20 front
Portability
58
Imaging
53
Features
52
Overall
52

Pentax K-5 II vs Samsung GX-20 Key Specs

Pentax K-5 II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Raise to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Launched June 2013
  • Replaced the Pentax K-5
Samsung GX-20
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 72mm
  • Revealed January 2008
  • Replaced the Samsung GX-10
Photography Glossary

Pentax K-5 II vs Samsung GX-20 Overview

Its time to examine more in depth at the Pentax K-5 II and Samsung GX-20, both Advanced DSLR cameras by rivals Pentax and Samsung. The image resolution of the K-5 II (16MP) and the GX-20 (15MP) is relatively comparable and they possess the same exact sensor size (APS-C).

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The K-5 II was revealed 5 years later than the GX-20 and that is a fairly serious difference as far as camera technology is concerned. Each of the cameras offer the identical body type (Mid-size SLR).

Before we go in to a full comparison, below is a concise view of how the K-5 II matches up against the GX-20 with respect to portability, imaging, features and an overall rating.

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Reasons to pick Pentax K-5 II over the Samsung GX-20

 K-5 II GX-20 
RevealedJune 2013January 2008Fresher by 66 months
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution921k230kCrisper screen (+691k dot)

Reasons to pick Samsung GX-20 over the Pentax K-5 II

 GX-20 K-5 II 

Common features in the Pentax K-5 II and Samsung GX-20

 K-5 II GX-20 
Manually focus More exact focus
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen
Touch screen Neither includes Touch screen

Pentax K-5 II vs Samsung GX-20 Physical Comparison

For those who are going to carry your camera often, you'll need to take into account its weight and size. The Pentax K-5 II features outside measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 760 grams (1.68 lbs) while the Samsung GX-20 has specifications of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs).

Check the Pentax K-5 II and Samsung GX-20 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change dependant on the lens you are utilizing during that time. Underneath is the front view sizing comparison of the K-5 II compared to the GX-20.

Pentax K-5 II vs Samsung GX-20 size comparison

Considering dimensions and weight, the portability score of the K-5 II and GX-20 is 60 and 58 respectively.

Pentax K-5 II vs Samsung GX-20 top view buttons comparison

Pentax K-5 II vs Samsung GX-20 Sensor Comparison

Quite often, it's hard to envision the difference in sensor sizing just by checking out specifications. The graphic below will help provide you a more clear sense of the sensor sizing in the K-5 II and GX-20.

To sum up, both of these cameras enjoy the same exact sensor sizing albeit not the same resolution. You can count on the Pentax K-5 II to produce greater detail because of its extra 1 Megapixels. Higher resolution can also make it easier to crop pictures far more aggressively. The younger K-5 II will have an edge when it comes to sensor tech.

Pentax K-5 II vs Samsung GX-20 sensor size comparison

Pentax K-5 II vs Samsung GX-20 Screen and ViewFinder

Pentax K-5 II vs Samsung GX-20 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-5 II Portrait photography details
Samsung GX-20 Portrait photography details
74
has manual focus
good MP (16 megapixels)
sensor size is nice (APS-C)
includes face detect focus
exports RAW formats
71
has manual focus
decent MP (15 megapixels)
sensor size is good (APS-C)
delivers RAW files
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Street Comparison

Pentax K-5 II Street photography information
Samsung GX-20 Street photography information
66
has image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW formats
environment sealing
screen does not articulate
65
image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
weather proofing
no moving screen
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Sports Comparison

Pentax K-5 II as a Sports photography camera
Samsung GX-20 as a Sports photography camera
78
high shutter speed (1/8,000 seconds)
has image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is nice (APS-C)
includes tracking focus
environment sealing
has phase detect auto focus
68
image stabilization (Sensor based)
decent MP (15 megapixels)
sensor size is good (APS-C)
weather proofing
comes with phase detect auto focus
painfully slow continuous shooting (3.0 frames per second)
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Travel Comparison

Pentax K-5 II Travel photography advice
Samsung GX-20 Travel photography advice
65
environment sealing
good MP (16 megapixels)
flash built-in
display is not selfie friendly
63
weather proofing
decent MP (15 megapixels)
flash built-in
screen isn't selfie friendly
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Landscape Comparison

Pentax K-5 II as a Landscape photography camera
Samsung GX-20 as a Landscape photography camera
78
has manual focus
interchangeable lenses (Pentax KAF2 mount)
good sized screen (3 inch)
has image stabilization (Sensor based)
good MP (16 megapixels)
sensor size is nice (APS-C)
exports RAW formats
environment sealing
70
has manual focus
change lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
decent MP (15 megapixels)
sensor size is good (APS-C)
delivers RAW files
weather proofing
tiny screen (2.7 inch)
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Vlogging Comparison

Pentax K-5 II as a Vlogging camera
Samsung GX-20 as a Vlogging camera
33
has image stabilization (Sensor based)
includes face detect focus
high res video (1920 x 1080 pxls)
has mic socket
display is not selfie friendly
9
can't shoot video
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Pentax K-5 II vs Samsung GX-20 Specifications

Detailed spec comparison table for Pentax K-5 II and Samsung GX-20
 Pentax K-5 IISamsung GX-20
General Information
Brand Name Pentax Samsung
Model Pentax K-5 II Samsung GX-20
Category Advanced DSLR Advanced DSLR
Launched 2013-06-04 2008-01-24
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Chip Prime II -
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.4 x 15.6mm
Sensor surface area 372.1mm² 365.0mm²
Sensor resolution 16 megapixel 15 megapixel
Anti aliasing filter
Aspect ratio 3:2 -
Peak resolution 4928 x 3264 4688 x 3120
Highest native ISO 12800 3200
Highest enhanced ISO 51200 6400
Min native ISO 100 100
RAW format
Min enhanced ISO 80 -
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 11 11
Cross focus points 9 -
Lens
Lens mounting type Pentax KAF2 Pentax KAF2
Total lenses 151 151
Crop factor 1.5 1.5
Screen
Type of screen Fixed Type Fixed Type
Screen diagonal 3 inch 2.7 inch
Resolution of screen 921k dots 230k dots
Selfie friendly
Liveview
Touch capability
Screen technology TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 95 percent
Viewfinder magnification 0.61x 0.64x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/8000s 1/4000s
Continuous shutter rate 7.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 13.00 m (at ISO 100) 13.00 m (at ISO 100)
Flash settings Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
Hot shoe
AE bracketing
WB bracketing
Fastest flash synchronize - 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 480 (25, 30 fps) -
Highest video resolution 1920x1080 None
Video file format Motion JPEG -
Mic support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 760 grams (1.68 lbs) 800 grams (1.76 lbs)
Dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 142 x 101 x 72mm (5.6" x 4.0" x 2.8")
DXO scores
DXO Overall score 82 68
DXO Color Depth score 23.8 23.1
DXO Dynamic range score 14.1 11.2
DXO Low light score 1235 714
Other
Battery life 980 pictures -
Battery style Battery Pack -
Battery model D-LI90 -
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC/SDXC SD/MMC/SDHC card
Card slots One One
Pricing at release $830 $850