Pentax K-30 vs Samsung GX-20
63 Imaging
57 Features
66 Overall
60


58 Imaging
53 Features
52 Overall
52
Pentax K-30 vs Samsung GX-20 Key Specs
(Full Review)
- 16MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 12800 (Bump to 25600)
- Sensor based Image Stabilization
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 650g - 130 x 97 x 71mm
- Launched October 2012
- Newer Model is Pentax K-50
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 3200 (Expand to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 72mm
- Launched January 2008
- Earlier Model is Samsung GX-10

Pentax K-30 vs Samsung GX-20 Overview
Below is a detailed review of the Pentax K-30 versus Samsung GX-20, both Advanced DSLR digital cameras by manufacturers Pentax and Samsung. The image resolution of the K-30 (16MP) and the GX-20 (15MP) is fairly similar and they come with the same exact sensor measurements (APS-C).

The K-30 was brought out 4 years later than the GX-20 and that is quite a large gap as far as technology is concerned. Each of these cameras offer the identical body type (Mid-size SLR).
Before delving through a in depth comparison, below is a brief introduction of how the K-30 matches up vs the GX-20 in the way of portability, imaging, features and an overall grade.

Pentax K-30 vs Samsung GX-20 Gallery
Following is a sample of the gallery pictures for Pentax K-30 and Samsung GX-20. The entire galleries are available at Pentax K-30 Gallery and Samsung GX-20 Gallery.
Reasons to pick Pentax K-30 over the Samsung GX-20
K-30 | GX-20 | |||
---|---|---|---|---|
Launched | October 2012 | ![]() | January 2008 | More recent by 58 months |
Display sizing | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 921k | ![]() | 230k | Clearer display (+691k dot) |
Reasons to pick Samsung GX-20 over the Pentax K-30
GX-20 | K-30 |
---|
Common features in the Pentax K-30 and Samsung GX-20
K-30 | GX-20 | |||
---|---|---|---|---|
Manually focus | ![]() | More accurate focusing | ||
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Absent selfie screen | ||
Touch friendly display | ![]() | Absent Touch friendly display |
Pentax K-30 vs Samsung GX-20 Physical Comparison
If you're planning to lug around your camera regularly, you are going to need to think about its weight and dimensions. The Pentax K-30 has got outside dimensions of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") accompanied by a weight of 650 grams (1.43 lbs) and the Samsung GX-20 has dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs).
Take a look at the Pentax K-30 versus Samsung GX-20 in the new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you choose at the time. Below is the front view measurements comparison of the K-30 vs the GX-20.

Factoring in dimensions and weight, the portability score of the K-30 and GX-20 is 63 and 58 respectively.

Pentax K-30 vs Samsung GX-20 Sensor Comparison
Sometimes, it's tough to visualize the gap between sensor measurements only by reviewing specs. The visual here will give you a far better sense of the sensor sizes in the K-30 and GX-20.
As you can plainly see, the 2 cameras offer the same exact sensor sizing but different megapixels. You should anticipate the Pentax K-30 to offer extra detail having its extra 1 Megapixels. Greater resolution will also enable you to crop images a little more aggressively. The more modern K-30 provides an advantage with regard to sensor tech.

Pentax K-30 vs Samsung GX-20 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-30 vs Samsung GX-20 Specifications
Pentax K-30 | Samsung GX-20 | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Samsung |
Model | Pentax K-30 | Samsung GX-20 |
Type | Advanced DSLR | Advanced DSLR |
Launched | 2012-10-29 | 2008-01-24 |
Body design | Mid-size SLR | Mid-size SLR |
Sensor Information | ||
Chip | Prime M | - |
Sensor type | CMOS | CMOS |
Sensor size | APS-C | APS-C |
Sensor measurements | 23.7 x 15.7mm | 23.4 x 15.6mm |
Sensor area | 372.1mm² | 365.0mm² |
Sensor resolution | 16MP | 15MP |
Anti aliasing filter | ||
Aspect ratio | 3:2 | - |
Peak resolution | 4928 x 3264 | 4688 x 3120 |
Highest native ISO | 12800 | 3200 |
Highest enhanced ISO | 25600 | 6400 |
Minimum native ISO | 100 | 100 |
RAW format | ||
Autofocusing | ||
Manual focus | ||
Autofocus touch | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Number of focus points | 11 | 11 |
Cross focus points | 9 | - |
Lens | ||
Lens mounting type | Pentax KAF2 | Pentax KAF2 |
Amount of lenses | 151 | 151 |
Focal length multiplier | 1.5 | 1.5 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen size | 3 inches | 2.7 inches |
Resolution of screen | 921k dot | 230k dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Screen tech | TFT LCD monitor with brightness/color adjustment and AR coating | - |
Viewfinder Information | ||
Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
Viewfinder coverage | 100 percent | 95 percent |
Viewfinder magnification | 0.61x | 0.64x |
Features | ||
Min shutter speed | 30 secs | 30 secs |
Max shutter speed | 1/6000 secs | 1/4000 secs |
Continuous shutter speed | 6.0 frames/s | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 12.00 m (at ISO 100) | 13.00 m (at ISO 100) |
Flash modes | Auto, On, Off, Red-eye,Slow Sync, Slow Sync+ Redeye, Trailing Curtain Sync, Wireless | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Max flash sync | 1/180 secs | 1/180 secs |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps) | - |
Highest video resolution | 1920x1080 | None |
Video data format | MPEG-4, H.264 | - |
Microphone input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 650g (1.43 lb) | 800g (1.76 lb) |
Dimensions | 130 x 97 x 71mm (5.1" x 3.8" x 2.8") | 142 x 101 x 72mm (5.6" x 4.0" x 2.8") |
DXO scores | ||
DXO Overall score | 79 | 68 |
DXO Color Depth score | 23.7 | 23.1 |
DXO Dynamic range score | 13.0 | 11.2 |
DXO Low light score | 1129 | 714 |
Other | ||
Battery life | 410 photos | - |
Battery format | Battery Pack | - |
Battery model | D-LI109,4 x AA | - |
Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 10 sec) |
Time lapse shooting | ||
Type of storage | SD/SDHC/SDXC | SD/MMC/SDHC card |
Storage slots | One | One |
Launch price | $525 | $850 |