Pentax K-x vs Sony A330
69 Imaging
52 Features
47 Overall
50
![Pentax K-x front Pentax K-x front](https://pxlmag.com/db/images/cameras/gallery/medium/Pentax-K-x/Pentax-K-x-front.jpg)
![Sony Alpha DSLR-A330 front Sony Alpha DSLR-A330 front](https://pxlmag.com/db/images/cameras/gallery/medium/Sony-Alpha-DSLR-A330/Sony-A330-front.jpg)
67 Imaging
50 Features
50 Overall
50
Pentax K-x vs Sony A330 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Screen
- 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
- Released December 2009
(Full Review)
- 10MP - APS-C Sensor
- 2.7" Tilting Display
- ISO 100 - 3200
- Sensor based Image Stabilization
- No Video
- Sony/Minolta Alpha Mount
- 529g - 128 x 97 x 71mm
- Launched May 2009
- Superseded the Sony A300
![](https://pxlmag.com/wp-content/uploads/2024/04/LP3_cut_13f_0212-218x150.jpg)
Pentax K-x vs Sony A330 Overview
Its time to look a little more in depth at the Pentax K-x versus Sony A330, both Entry-Level DSLR cameras by brands Pentax and Sony. The sensor resolution of the K-x (12MP) and the A330 (10MP) is very comparable and both cameras have the same sensor sizing (APS-C).
![](https://pxlmag.com/wp-content/uploads/2024/04/samsung-evo-microsd-cards-featur-218x150.jpg)
The K-x was launched 8 months after the A330 and they are of a similar age. Both the cameras have the same body design (Compact SLR).
Before delving into a thorough comparison, here is a short summary of how the K-x matches up against the A330 in the way of portability, imaging, features and an overall score.
![](https://pxlmag.com/wp-content/uploads/2024/04/ai-licence-218x150.jpg)
Pentax K-x vs Sony A330 Gallery
Following is a sample of the gallery pics for Pentax K-x & Sony Alpha DSLR-A330. The complete galleries are available at Pentax K-x Gallery & Sony A330 Gallery.
Reasons to pick Pentax K-x over the Sony A330
K-x | A330 | |||
---|---|---|---|---|
Launched | December 2009 | ![]() | May 2009 | More modern by 8 months |
Reasons to pick Sony A330 over the Pentax K-x
A330 | K-x | |||
---|---|---|---|---|
Display type | Tilting | ![]() | Fixed | Tilting display |
Common features in the Pentax K-x and Sony A330
K-x | A330 | |||
---|---|---|---|---|
Focus manually | ![]() | Very accurate focusing | ||
Display dimensions | 2.7" | ![]() | 2.7" | Equal display measurement |
Display resolution | 230k | ![]() | 230k | Same display resolution |
Selfie screen | ![]() | Lacking selfie screen | ||
Touch friendly display | ![]() | Lacking Touch friendly display |
Pentax K-x vs Sony A330 Physical Comparison
When you are planning to carry around your camera, you will need to think about its weight and size. The Pentax K-x has got outer measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs) while the Sony A330 has specifications of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") accompanied by a weight of 529 grams (1.17 lbs).
Examine the Pentax K-x versus Sony A330 in our newest Camera plus Lens Size Comparison Tool.![Camera Size Comparison with Lenses Camera Size Comparison with Lenses](https://pxlmag.com/db/assets/camera-size-comparison-animation.gif)
Keep in mind, the weight of an ILC will differ based on the lens you choose at that moment. The following is a front view dimensions comparison of the K-x compared to the A330.
![Pentax K-x vs Sony A330 size comparison Pentax K-x vs Sony A330 size comparison](https://pxlmag.com/db/images/camera-compare/Pentax-K-x-vs-Sony-Alpha-DSLR-A330-size-comparison.jpg)
Using dimensions and weight, the portability grade of the K-x and A330 is 69 and 67 respectively.
![Pentax K-x vs Sony A330 top view buttons comparison Pentax K-x vs Sony A330 top view buttons comparison](https://pxlmag.com/db/images/camera-compare/Pentax-K-x-vs-Sony-Alpha-DSLR-A330-top-view-buttons-comparison.jpg)
Pentax K-x vs Sony A330 Sensor Comparison
Sometimes, its difficult to picture the gap in sensor sizes only by checking out specs. The image here might provide you a more clear sense of the sensor measurements in the K-x and A330.
As you can plainly see, both the cameras have the same sensor dimensions but different MP. You can expect to see the Pentax K-x to produce greater detail utilizing its extra 2 Megapixels. Greater resolution will also enable you to crop photos a bit more aggressively. The more modern K-x should have an edge in sensor tech.
![Pentax K-x vs Sony A330 sensor size comparison Pentax K-x vs Sony A330 sensor size comparison](https://pxlmag.com/db/images/sensor-compare/Pentax-K-x-vs-Sony-Alpha-DSLR-A330-sensor-size-comparison.png)
Pentax K-x vs Sony A330 Screen and ViewFinder
![Pentax K-x vs Sony A330 Screen and Viewfinder comparison Pentax K-x vs Sony A330 Screen and Viewfinder comparison](https://pxlmag.com/db/images/camera-compare/Pentax-K-x-vs-Sony-Alpha-DSLR-A330-screen-back-comparison.jpg)
![](https://pxlmag.com/wp-content/uploads/2024/04/snapchat-218x150.jpg)
Photography Type Scores
Portrait Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/maxresdefault-218x150.jpg)
Street Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/iphone-optical-stabilization-218x150.jpg)
Sports Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/tiktok-218x150.jpg)
Travel Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/Approach-to-AI-Generated-Content-218x150.jpg)
Landscape Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/photography-glossary-218x150.jpg)
Vlogging Comparison
![](https://pxlmag.com/wp-content/uploads/2024/06/No-Surprise-Pentax-17-Pre-Orders-218x150.jpg)
Pentax K-x vs Sony A330 Specifications
Pentax K-x | Sony Alpha DSLR-A330 | |
---|---|---|
General Information | ||
Brand Name | Pentax | Sony |
Model type | Pentax K-x | Sony Alpha DSLR-A330 |
Category | Entry-Level DSLR | Entry-Level DSLR |
Released | 2009-12-23 | 2009-05-18 |
Physical type | Compact SLR | Compact SLR |
Sensor Information | ||
Processor Chip | Prime | Bionz |
Sensor type | CMOS | CCD |
Sensor size | APS-C | APS-C |
Sensor dimensions | 23.6 x 15.8mm | 23.5 x 15.7mm |
Sensor surface area | 372.9mm² | 369.0mm² |
Sensor resolution | 12 megapixels | 10 megapixels |
Anti alias filter | ||
Aspect ratio | 3:2 | 3:2 and 16:9 |
Maximum resolution | 4288 x 2848 | 3872 x 2592 |
Maximum native ISO | 6400 | 3200 |
Maximum boosted ISO | 12800 | - |
Lowest native ISO | 100 | 100 |
RAW photos | ||
Autofocusing | ||
Manual focusing | ||
Touch to focus | ||
Continuous autofocus | ||
Single autofocus | ||
Autofocus tracking | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Total focus points | 11 | 9 |
Lens | ||
Lens mount type | Pentax KAF2 | Sony/Minolta Alpha |
Total lenses | 151 | 143 |
Crop factor | 1.5 | 1.5 |
Screen | ||
Screen type | Fixed Type | Tilting |
Screen size | 2.7 inch | 2.7 inch |
Resolution of screen | 230 thousand dots | 230 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen technology | TFT LCD monitor | - |
Viewfinder Information | ||
Viewfinder type | Optical (pentamirror) | Optical (pentamirror) |
Viewfinder coverage | 96% | 95% |
Viewfinder magnification | 0.57x | 0.49x |
Features | ||
Slowest shutter speed | 30 secs | 30 secs |
Maximum shutter speed | 1/6000 secs | 1/4000 secs |
Continuous shooting rate | 5.0 frames/s | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 16.00 m | 10.00 m |
Flash modes | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Wireless |
External flash | ||
AEB | ||
White balance bracketing | ||
Maximum flash synchronize | 1/180 secs | 1/160 secs |
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) | - |
Maximum video resolution | 1280x720 | None |
Video file format | Motion JPEG | - |
Mic port | ||
Headphone port | ||
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 | 580 grams (1.28 lb) | 529 grams (1.17 lb) |
Physical dimensions | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") | 128 x 97 x 71mm (5.0" x 3.8" x 2.8") |
DXO scores | ||
DXO All around rating | 72 | 64 |
DXO Color Depth rating | 22.8 | 22.4 |
DXO Dynamic range rating | 12.5 | 11.5 |
DXO Low light rating | 811 | 535 |
Other | ||
Battery life | 1900 photographs | 230 photographs |
Battery type | Battery Pack | Battery Pack |
Battery ID | 4 x AA | NP-FH50 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
Time lapse recording | ||
Storage type | SD/SDHC card | SD/ SDHC, Memory Stick Pro Duo |
Card slots | One | One |
Launch pricing | $600 | $545 |