Pentax K-S2 vs Pentax K-x
64 Imaging
63 Features
82 Overall
70


69 Imaging
52 Features
47 Overall
50
Pentax K-S2 vs Pentax K-x Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 678g - 123 x 91 x 73mm
- Revealed February 2015
- Old Model is Pentax K-S1
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 6400 (Expand to 12800)
- Sensor based Image Stabilization
- 1/6000s Max Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Introduced December 2009

Pentax K-S2 vs Pentax K-x Overview
Below, we are matching up the Pentax K-S2 versus Pentax K-x, both Entry-Level DSLR cameras and both are sold by Pentax. There is a big difference among the image resolutions of the K-S2 (20MP) and K-x (12MP) but they possess the exact same sensor measurements (APS-C).

The K-S2 was brought out 5 years later than the K-x and that is a fairly big gap as far as camera tech is concerned. Each of the cameras come with the identical body type (Compact SLR).
Before we go straight into a comprehensive comparison, below is a concise summary of how the K-S2 grades vs the K-x in the way of portability, imaging, features and an overall grade.

Pentax K-S2 vs Pentax K-x Gallery
This is a sample of the gallery pics for Pentax K-S2 and Pentax K-x. The entire galleries are viewable at Pentax K-S2 Gallery and Pentax K-x Gallery.
Reasons to pick Pentax K-S2 over the Pentax K-x
K-S2 | K-x | |||
---|---|---|---|---|
Introduced | February 2015 | ![]() | December 2009 | More recent by 63 months |
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Display dimension | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 921k | ![]() | 230k | Clearer display (+691k dot) |
Selfie screen | ![]() | Easy selfies |
Reasons to pick Pentax K-x over the Pentax K-S2
K-x | K-S2 |
---|
Common features in the Pentax K-S2 and Pentax K-x
K-S2 | K-x | |||
---|---|---|---|---|
Focus manually | ![]() | Very precise focusing | ||
Touch friendly display | ![]() | Neither includes Touch friendly display |
Pentax K-S2 vs Pentax K-x Physical Comparison
When you are going to lug around your camera frequently, you will need to take into account its weight and dimensions. The Pentax K-S2 features external dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") having a weight of 678 grams (1.49 lbs) and the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).
Take a look at the Pentax K-S2 versus Pentax K-x in the latest Camera and Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are working with at the time. Below is the front view size comparison of the K-S2 versus the K-x.

Using size and weight, the portability score of the K-S2 and K-x is 64 and 69 respectively.

Pentax K-S2 vs Pentax K-x Sensor Comparison
In many cases, it can be difficult to envision the difference in sensor measurements just by looking through specs. The photograph underneath should give you a much better sense of the sensor sizes in the K-S2 and K-x.
All in all, both of those cameras posses the exact same sensor measurements but not the same megapixels. You should expect to see the Pentax K-S2 to result in greater detail having its extra 8MP. Greater resolution can also allow you to crop pics somewhat more aggressively. The fresher K-S2 will have an advantage with regard to sensor innovation.

Pentax K-S2 vs Pentax K-x Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-S2 vs Pentax K-x Specifications
Pentax K-S2 | Pentax K-x | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Pentax |
Model | Pentax K-S2 | Pentax K-x |
Class | Entry-Level DSLR | Entry-Level DSLR |
Revealed | 2015-02-10 | 2009-12-23 |
Physical type | Compact SLR | Compact SLR |
Sensor Information | ||
Processor | PRIME MII | Prime |
Sensor type | CMOS | CMOS |
Sensor size | APS-C | APS-C |
Sensor dimensions | 23.5 x 15.6mm | 23.6 x 15.8mm |
Sensor surface area | 366.6mm² | 372.9mm² |
Sensor resolution | 20 megapixel | 12 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 3:2 |
Maximum resolution | 5472 x 3648 | 4288 x 2848 |
Maximum native ISO | 51200 | 6400 |
Maximum boosted ISO | - | 12800 |
Minimum native ISO | 100 | 100 |
RAW pictures | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
Single AF | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
Multi area AF | ||
Live view AF | ||
Face detect AF | ||
Contract detect AF | ||
Phase detect AF | ||
Number of focus points | 11 | 11 |
Lens | ||
Lens mounting type | Pentax KAF2 | Pentax KAF2 |
Available lenses | 151 | 151 |
Focal length multiplier | 1.5 | 1.5 |
Screen | ||
Display type | Fully Articulated | Fixed Type |
Display size | 3" | 2.7" |
Display resolution | 921 thousand dots | 230 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Display technology | - | TFT LCD monitor |
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Optical (pentamirror) |
Viewfinder coverage | 100% | 96% |
Viewfinder magnification | 0.64x | 0.57x |
Features | ||
Lowest shutter speed | 30 seconds | 30 seconds |
Highest shutter speed | 1/6000 seconds | 1/6000 seconds |
Continuous shooting rate | 5.4 frames per second | 5.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 12.00 m (at ISO 100) | 16.00 m |
Flash modes | Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Highest flash synchronize | - | 1/180 seconds |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) | 1280 x 720 (24 fps), 640 x 416 (24 fps) |
Maximum video resolution | 1920x1080 | 1280x720 |
Video format | MPEG-4, H.264 | Motion JPEG |
Mic support | ||
Headphone support | ||
Connectivity | ||
Wireless | Built-In | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 678 grams (1.49 lb) | 580 grams (1.28 lb) |
Dimensions | 123 x 91 x 73mm (4.8" x 3.6" x 2.9") | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") |
DXO scores | ||
DXO All around score | not tested | 72 |
DXO Color Depth score | not tested | 22.8 |
DXO Dynamic range score | not tested | 12.5 |
DXO Low light score | not tested | 811 |
Other | ||
Battery life | 410 images | 1900 images |
Type of battery | Battery Pack | Battery Pack |
Battery model | D-LI109 | 4 x AA |
Self timer | Yes (2 or 12 secs) | Yes (2 or 12 sec) |
Time lapse shooting | ||
Type of storage | SD/SDHC/SDXC | SD/SDHC card |
Card slots | One | One |
Price at launch | $581 | $600 |