Pentax K-x vs Sony H90
69 Imaging
52 Features
47 Overall
50


91 Imaging
39 Features
35 Overall
37
Pentax K-x vs Sony H90 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 6400 (Raise to 12800)
- Sensor based Image Stabilization
- 1/6000s Max Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Announced December 2009
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 3200
- Optical Image Stabilization
- 1280 x 720 video
- 24-384mm (F3.3-5.9) lens
- 222g - 105 x 60 x 34mm
- Revealed February 2012

Pentax K-x vs Sony H90 Overview
In this article, we will be comparing the Pentax K-x versus Sony H90, one is a Entry-Level DSLR and the latter is a Small Sensor Superzoom by brands Pentax and Sony. There is a big difference among the resolutions of the K-x (12MP) and H90 (16MP) and the K-x (APS-C) and H90 (1/2.3") come with totally different sensor size.

The K-x was unveiled 3 years earlier than the H90 which is a fairly big gap as far as camera tech is concerned. Both cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony H90 being a Compact camera.
Before delving in to a comprehensive comparison, below is a concise summation of how the K-x grades versus the H90 with regard to portability, imaging, features and an overall mark.

Pentax K-x vs Sony H90 Gallery
Below is a preview of the gallery photos for Pentax K-x and Sony Cyber-shot DSC-H90. The full galleries are viewable at Pentax K-x Gallery and Sony H90 Gallery.
Reasons to pick Pentax K-x over the Sony H90
K-x | H90 | |||
---|---|---|---|---|
Manual focus | ![]() | Very accurate focus |
Reasons to pick Sony H90 over the Pentax K-x
H90 | K-x | |||
---|---|---|---|---|
Revealed | February 2012 | ![]() | December 2009 | Newer by 26 months |
Screen sizing | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 461k | ![]() | 230k | Crisper screen (+231k dot) |
Common features in the Pentax K-x and Sony H90
K-x | H90 | |||
---|---|---|---|---|
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Neither offers selfie screen | ||
Touch friendly screen | ![]() | Absent Touch friendly screen |
Pentax K-x vs Sony H90 Physical Comparison
If you are planning to travel with your camera regularly, you are going to need to factor in its weight and size. The Pentax K-x offers exterior measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs) whilst the Sony H90 has specifications of 105mm x 60mm x 34mm (4.1" x 2.4" x 1.3") having a weight of 222 grams (0.49 lbs).
See the Pentax K-x versus Sony H90 in the latest Camera with Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at that moment. Here is the front view sizing comparison of the K-x and the H90.

Considering size and weight, the portability grade of the K-x and H90 is 69 and 91 respectively.

Pentax K-x vs Sony H90 Sensor Comparison
Usually, it's tough to see the gap in sensor dimensions simply by researching a spec sheet. The picture below may give you a stronger sense of the sensor sizing in the K-x and H90.
Clearly, the 2 cameras offer different megapixel count and different sensor dimensions. The K-x having a bigger sensor will make shooting bokeh simpler and the Sony H90 will render greater detail having an extra 4 Megapixels. Higher resolution can also make it easier to crop photographs a little more aggressively. The more aged K-x will be behind with regard to sensor innovation.

Pentax K-x vs Sony H90 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-x vs Sony H90 Specifications
Pentax K-x | Sony Cyber-shot DSC-H90 | |
---|---|---|
General Information | ||
Brand Name | Pentax | Sony |
Model | Pentax K-x | Sony Cyber-shot DSC-H90 |
Class | Entry-Level DSLR | Small Sensor Superzoom |
Announced | 2009-12-23 | 2012-02-28 |
Body design | Compact SLR | Compact |
Sensor Information | ||
Chip | Prime | BIONZ |
Sensor type | CMOS | CCD |
Sensor size | APS-C | 1/2.3" |
Sensor dimensions | 23.6 x 15.8mm | 6.17 x 4.55mm |
Sensor area | 372.9mm² | 28.1mm² |
Sensor resolution | 12 megapixel | 16 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 4:3 and 16:9 |
Highest Possible resolution | 4288 x 2848 | 4608 x 3456 |
Maximum native ISO | 6400 | 3200 |
Maximum enhanced ISO | 12800 | - |
Min native ISO | 100 | 80 |
RAW format | ||
Autofocusing | ||
Manual focus | ||
AF touch | ||
AF continuous | ||
AF single | ||
AF tracking | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Number of focus points | 11 | - |
Cross focus points | - | - |
Lens | ||
Lens mount | Pentax KAF2 | fixed lens |
Lens focal range | - | 24-384mm (16.0x) |
Largest aperture | - | f/3.3-5.9 |
Macro focus range | - | 5cm |
Amount of lenses | 151 | - |
Focal length multiplier | 1.5 | 5.8 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen size | 2.7 inches | 3 inches |
Resolution of screen | 230 thousand dot | 461 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Screen technology | TFT LCD monitor | ClearPhoto TFT LCD display |
Viewfinder Information | ||
Viewfinder | Optical (pentamirror) | None |
Viewfinder coverage | 96% | - |
Viewfinder magnification | 0.57x | - |
Features | ||
Minimum shutter speed | 30 secs | 30 secs |
Fastest shutter speed | 1/6000 secs | 1/1600 secs |
Continuous shutter speed | 5.0 frames per sec | 1.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manual exposure | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 16.00 m | 3.70 m |
Flash settings | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless | Auto, On, Off, Slow Sync |
Hot shoe | ||
AEB | ||
WB bracketing | ||
Fastest flash sync | 1/180 secs | - |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
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 file format | Motion JPEG | MPEG-4 |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 580g (1.28 lbs) | 222g (0.49 lbs) |
Dimensions | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") | 105 x 60 x 34mm (4.1" x 2.4" x 1.3") |
DXO scores | ||
DXO Overall score | 72 | not tested |
DXO Color Depth score | 22.8 | not tested |
DXO Dynamic range score | 12.5 | not tested |
DXO Low light score | 811 | not tested |
Other | ||
Battery life | 1900 photos | 290 photos |
Type of battery | Battery Pack | Battery Pack |
Battery model | 4 x AA | NP-BG1 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec, Portrait 1/2) |
Time lapse feature | ||
Type of storage | SD/SDHC card | SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo |
Storage slots | Single | Single |
Price at release | $600 | $230 |