Pentax K-x vs Sony T900
69 Imaging
52 Features
47 Overall
50


96 Imaging
34 Features
30 Overall
32
Pentax K-x vs Sony T900 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 6400 (Boost to 12800)
- Sensor based Image Stabilization
- 1/6000s Max Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Launched December 2009
(Full Review)
- 12MP - 1/2.3" Sensor
- 3.5" Fixed Screen
- ISO 80 - 3200
- Optical Image Stabilization
- 1280 x 720 video
- 35-140mm (F3.5-10.0) lens
- 143g - 98 x 58 x 16mm
- Announced February 2009

Pentax K-x vs Sony T900 Overview
The following is a in-depth analysis of the Pentax K-x vs Sony T900, former is a Entry-Level DSLR while the latter is a Ultracompact by rivals Pentax and Sony. The image resolution of the K-x (12MP) and the T900 (12MP) is pretty close but the K-x (APS-C) and T900 (1/2.3") come with totally different sensor sizes.

The K-x was launched 11 months after the T900 so they are of a similar age. Both of the cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony T900 being a Ultracompact camera.
Before we go through a thorough comparison, below is a concise synopsis of how the K-x matches up versus the T900 in the way of portability, imaging, features and an overall mark.

Pentax K-x vs Sony T900 Gallery
Here is a preview of the gallery images for Pentax K-x & Sony Cyber-shot DSC-T900. The complete galleries are available at Pentax K-x Gallery & Sony T900 Gallery.
Reasons to pick Pentax K-x over the Sony T900
K-x | T900 | |||
---|---|---|---|---|
Announced | December 2009 | ![]() | February 2009 | Newer by 11 months |
Reasons to pick Sony T900 over the Pentax K-x
T900 | K-x | |||
---|---|---|---|---|
Screen sizing | 3.5" | ![]() | 2.7" | Bigger screen (+0.8") |
Screen resolution | 922k | ![]() | 230k | Crisper screen (+692k dot) |
Touch friendly screen | ![]() | Quickly navigate |
Common features in the Pentax K-x and Sony T900
K-x | T900 | |||
---|---|---|---|---|
Manually focus | ![]() | More accurate focusing | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Lack of selfie screen |
Pentax K-x vs Sony T900 Physical Comparison
For anyone who is going to travel with your camera often, you will need to think about its weight and measurements. The Pentax K-x offers outer measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") along with a weight of 580 grams (1.28 lbs) whilst the Sony T900 has proportions of 98mm x 58mm x 16mm (3.9" x 2.3" x 0.6") along with a weight of 143 grams (0.32 lbs).
Analyze the Pentax K-x vs Sony T900 in our newest Camera plus Lens Size Comparison Tool.
Take into account, the weight of an ILC will change based on the lens you are using at that moment. Underneath is the front view size comparison of the K-x compared to the T900.

Taking into consideration dimensions and weight, the portability rating of the K-x and T900 is 69 and 96 respectively.

Pentax K-x vs Sony T900 Sensor Comparison
Normally, it can be tough to see the gap in sensor dimensions only by viewing a spec sheet. The pic here should provide you a far better sense of the sensor measurements in the K-x and T900.
As you can see, the two cameras enjoy the same exact megapixel count albeit not the same sensor dimensions. The K-x features the bigger sensor which will make obtaining shallower depth of field easier. The more recent K-x is going to have an advantage when it comes to sensor innovation.

Pentax K-x vs Sony T900 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-x vs Sony T900 Specifications
Pentax K-x | Sony Cyber-shot DSC-T900 | |
---|---|---|
General Information | ||
Brand Name | Pentax | Sony |
Model type | Pentax K-x | Sony Cyber-shot DSC-T900 |
Category | Entry-Level DSLR | Ultracompact |
Launched | 2009-12-23 | 2009-02-17 |
Physical type | Compact SLR | Ultracompact |
Sensor Information | ||
Processor Chip | Prime | - |
Sensor type | CMOS | CCD |
Sensor size | APS-C | 1/2.3" |
Sensor measurements | 23.6 x 15.8mm | 6.17 x 4.55mm |
Sensor surface area | 372.9mm² | 28.1mm² |
Sensor resolution | 12MP | 12MP |
Anti alias filter | ||
Aspect ratio | 3:2 | 4:3, 3:2 and 16:9 |
Maximum resolution | 4288 x 2848 | 4000 x 3000 |
Maximum native ISO | 6400 | 3200 |
Maximum boosted ISO | 12800 | - |
Min native ISO | 100 | 80 |
RAW pictures | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Continuous autofocus | ||
Autofocus single | ||
Autofocus tracking | ||
Selective autofocus | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Total focus points | 11 | 9 |
Lens | ||
Lens mount type | Pentax KAF2 | fixed lens |
Lens zoom range | - | 35-140mm (4.0x) |
Maximum aperture | - | f/3.5-10.0 |
Total lenses | 151 | - |
Crop factor | 1.5 | 5.8 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display diagonal | 2.7 inches | 3.5 inches |
Resolution of display | 230 thousand dots | 922 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Display tech | TFT LCD monitor | - |
Viewfinder Information | ||
Viewfinder type | Optical (pentamirror) | None |
Viewfinder coverage | 96% | - |
Viewfinder magnification | 0.57x | - |
Features | ||
Slowest shutter speed | 30s | 2s |
Maximum shutter speed | 1/6000s | 1/1000s |
Continuous shooting rate | 5.0fps | 2.0fps |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | - |
Custom white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 16.00 m | 2.90 m (Auto ISO) |
Flash modes | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless | Auto, On, Off, Red-Eye reduction, Slow Sync |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Maximum flash synchronize | 1/180s | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1280 x 720 (24 fps), 640 x 416 (24 fps) | 1280 x 720 (30 fps) 640 x 480 (30 fps) |
Maximum video resolution | 1280x720 | 1280x720 |
Video data format | Motion JPEG | Motion JPEG |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | 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 | 580g (1.28 lbs) | 143g (0.32 lbs) |
Dimensions | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") | 98 x 58 x 16mm (3.9" x 2.3" x 0.6") |
DXO scores | ||
DXO All around rating | 72 | not tested |
DXO Color Depth rating | 22.8 | not tested |
DXO Dynamic range rating | 12.5 | not tested |
DXO Low light rating | 811 | not tested |
Other | ||
Battery life | 1900 pictures | - |
Style of battery | Battery Pack | - |
Battery ID | 4 x AA | - |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
Time lapse feature | ||
Storage type | SD/SDHC card | Memory Stick Duo / Pro Duo, Internal |
Card slots | One | One |
Cost at launch | $600 | $300 |