Pentax K-x vs Sony A330
69 Imaging
52 Features
47 Overall
50
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- Superseded the Sony A300
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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).
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneThe 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.
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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.
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.
Using dimensions and weight, the portability grade of the K-x and A330 is 69 and 67 respectively.
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 Screen and ViewFinder
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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 |