Pentax K-x vs Sony H55
69 Imaging
51 Features
47 Overall
49
 
               
              92 Imaging
36 Features
28 Overall
32
Pentax K-x vs Sony H55 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 6400 (Bump to 12800)
- Sensor based Image Stabilization
- 1/6000s Maximum Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Announced December 2009
(Full Review)
- 14MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 3200
- Optical Image Stabilization
- 1280 x 720 video
- 25-250mm (F3.5-5.5) lens
- 200g - 103 x 58 x 29mm
- Revealed June 2010
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Sora from OpenAI releases its first ever music video        Pentax K-x vs Sony H55 Overview
In this article, we will be analyzing the Pentax K-x vs Sony H55, one is a Entry-Level DSLR and the latter is a Small Sensor Compact by competitors Pentax and Sony. The sensor resolution of the K-x (12MP) and the H55 (14MP) is relatively close but the K-x (APS-C) and H55 (1/2.3") possess different sensor dimensions.
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President Biden pushes bill mandating TikTok sale or banThe K-x was manufactured 5 months earlier than the H55 and they are of a similar generation. Both cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony H55 being a Compact camera.
Before diving through a in-depth comparison, below is a brief summation of how the K-x scores against the H55 in relation to portability, imaging, features and an overall score.
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Pentax 17 Pre-Orders Outperform Expectations by a Landslide        Pentax K-x vs Sony H55 Gallery
The following is a preview of the gallery photos for Pentax K-x and Sony Cyber-shot DSC-H55. The entire galleries are viewable at Pentax K-x Gallery and Sony H55 Gallery.
Reasons to pick Pentax K-x over the Sony H55
| K-x | H55 | |||
|---|---|---|---|---|
| Focus manually |  | Very precise focusing | 
Reasons to pick Sony H55 over the Pentax K-x
| H55 | K-x | |||
|---|---|---|---|---|
| Screen sizing | 3" |  | 2.7" | Bigger screen (+0.3") | 
Common features in the Pentax K-x and Sony H55
| K-x | H55 | |||
|---|---|---|---|---|
| Revealed | December 2009 |  | June 2010 | Same generation | 
| Screen type | Fixed |  | Fixed | Fixed screen | 
| Screen resolution | 230k |  | 230k | Exact same screen resolution | 
| Selfie screen |  | Missing selfie screen | ||
| Touch screen |  | Missing Touch screen | 
Pentax K-x vs Sony H55 Physical Comparison
For anyone who is intending to carry around your camera frequently, you'll have to factor in its weight and measurements. The Pentax K-x has got physical dimensions 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 H55 has proportions of 103mm x 58mm x 29mm (4.1" x 2.3" x 1.1") with a weight of 200 grams (0.44 lbs).
Examine the Pentax K-x vs Sony H55 in the latest Camera and Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you are employing during that time. Following is the front view measurement comparison of the K-x vs the H55.

Factoring in size and weight, the portability score of the K-x and H55 is 69 and 92 respectively.
 
          Pentax K-x vs Sony H55 Sensor Comparison
In many cases, it is very tough to picture the contrast in sensor sizes only by looking through technical specs. The picture here might offer you a better sense of the sensor sizes in the K-x and H55.
As you can tell, both the cameras offer different megapixel count and different sensor sizes. The K-x due to its bigger sensor is going to make shooting bokeh less difficult and the Sony H55 will provide you with extra detail due to its extra 2MP. Higher resolution can also help you crop photographs a little more aggressively.
 
          Pentax K-x vs Sony H55 Screen and ViewFinder
 
         Photography Glossary
Photography Glossary        Photography Type Scores
Portrait Comparison
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        Pentax K-x vs Sony H55 Specifications
| Pentax K-x | Sony Cyber-shot DSC-H55 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sony | 
| Model | Pentax K-x | Sony Cyber-shot DSC-H55 | 
| Category | Entry-Level DSLR | Small Sensor Compact | 
| Announced | 2009-12-23 | 2010-06-16 | 
| Physical type | Compact SLR | Compact | 
| Sensor Information | ||
| Powered by | 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 | 12MP | 14MP | 
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 4:3 and 16:9 | 
| Maximum resolution | 4288 x 2848 | 4320 x 3240 | 
| Maximum native ISO | 6400 | 3200 | 
| Maximum boosted ISO | 12800 | - | 
| Lowest native ISO | 100 | 80 | 
| RAW photos | ||
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 11 | 9 | 
| Lens | ||
| Lens mounting type | Pentax KAF2 | fixed lens | 
| Lens focal range | - | 25-250mm (10.0x) | 
| Largest aperture | - | f/3.5-5.5 | 
| Macro focus distance | - | 5cm | 
| Number of lenses | 151 | - | 
| Crop factor | 1.5 | 5.8 | 
| Screen | ||
| Display type | Fixed Type | Fixed Type | 
| Display diagonal | 2.7 inch | 3 inch | 
| Display resolution | 230k dots | 230k dots | 
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Display technology | TFT LCD monitor | - | 
| Viewfinder Information | ||
| Viewfinder | Optical (pentamirror) | None | 
| Viewfinder coverage | 96 percent | - | 
| Viewfinder magnification | 0.57x | - | 
| Features | ||
| Slowest shutter speed | 30 seconds | 30 seconds | 
| Maximum shutter speed | 1/6000 seconds | 1/1600 seconds | 
| Continuous shooting rate | 5.0 frames per second | 10.0 frames per second | 
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | - | 
| Custom white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 16.00 m | 3.80 m | 
| Flash settings | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless | Auto, On, Slow Syncro, Off | 
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/180 seconds | - | 
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| 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 data format | Motion JPEG | MPEG-4 | 
| Mic 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 proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 580g (1.28 lbs) | 200g (0.44 lbs) | 
| Dimensions | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") | 103 x 58 x 29mm (4.1" x 2.3" x 1.1") | 
| DXO scores | ||
| DXO All around 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 images | - | 
| Battery style | Battery Pack | - | 
| Battery model | 4 x AA | NP-BG1 | 
| Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec, portrait1/ portrait2) | 
| Time lapse feature | ||
| Type of storage | SD/SDHC card | Memory Stick Duo / Pro Duo/ PRO HG-Duo, SD/SDHC, Internal | 
| Card slots | Single | Single | 
| Retail pricing | $600 | $235 | 



