Pentax K-5 II vs Samsung GX-20
60 Imaging
57 Features
82 Overall
67


58 Imaging
53 Features
52 Overall
52
Pentax K-5 II vs Samsung GX-20 Key Specs
(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
(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

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).

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.

Pentax K-5 II vs Samsung GX-20 Gallery
Following is a preview of the gallery photos for Pentax K-5 II & Samsung GX-20. The full galleries are viewable at Pentax K-5 II Gallery & Samsung GX-20 Gallery.
Reasons to pick Pentax K-5 II over the Samsung GX-20
K-5 II | GX-20 | |||
---|---|---|---|---|
Revealed | June 2013 | ![]() | January 2008 | Fresher by 66 months |
Screen sizing | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 921k | ![]() | 230k | Crisper 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 type | Fixed | ![]() | 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.
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.

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 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 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-5 II vs Samsung GX-20 Specifications
Pentax K-5 II | Samsung 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 |