Pentax K-x vs Sony HX100V
69 Imaging
52 Features
47 Overall
50


66 Imaging
39 Features
50 Overall
43
Pentax K-x vs Sony HX100V Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 6400 (Bump 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)
- 16MP - 1/2.3" Sensor
- 3" Tilting Screen
- ISO 100 - 3200
- Optical Image Stabilization
- 1920 x 1080 video
- 27-810mm (F2.8-5.6) lens
- 577g - 122 x 87 x 93mm
- Released October 2011
- Newer Model is Sony HX200V

Pentax K-x vs Sony HX100V Overview
In this article, we will be evaluating the Pentax K-x vs Sony HX100V, one being a Entry-Level DSLR and the latter is a Small Sensor Superzoom by competitors Pentax and Sony. There is a crucial difference among the sensor resolutions of the K-x (12MP) and HX100V (16MP) and the K-x (APS-C) and HX100V (1/2.3") enjoy different sensor dimensions.

The K-x was released 22 months earlier than the HX100V which makes the cameras a generation apart from each other. Both of these cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony HX100V being a SLR-like (bridge) camera.
Before delving in to a complete comparison, below is a quick summation of how the K-x matches up against the HX100V with regards to portability, imaging, features and an overall grade.

Pentax K-x vs Sony HX100V Gallery
The following is a preview of the gallery images for Pentax K-x and Sony Cyber-shot DSC-HX100V. The complete galleries are provided at Pentax K-x Gallery and Sony HX100V Gallery.
Reasons to pick Pentax K-x over the Sony HX100V
K-x | HX100V |
---|
Reasons to pick Sony HX100V over the Pentax K-x
HX100V | K-x | |||
---|---|---|---|---|
Released | October 2011 | ![]() | December 2009 | More recent by 22 months |
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Screen sizing | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 921k | ![]() | 230k | Sharper screen (+691k dot) |
Common features in the Pentax K-x and Sony HX100V
K-x | HX100V | |||
---|---|---|---|---|
Manual focus | ![]() | More exact focusing | ||
Selfie screen | ![]() | Neither offers selfie screen | ||
Touch screen | ![]() | Neither offers Touch screen |
Pentax K-x vs Sony HX100V Physical Comparison
When you are intending to lug around your camera frequently, you need to factor in its weight and measurements. The Pentax K-x offers outside 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 HX100V has proportions of 122mm x 87mm x 93mm (4.8" x 3.4" x 3.7") and a weight of 577 grams (1.27 lbs).
Look at the Pentax K-x vs Sony HX100V in the latest Camera and Lens Size Comparison Tool.
Always remember, the weight of an Interchangeable Lens Camera will change based on the lens you are utilizing at that time. Following is the front view scale comparison of the K-x against the HX100V.

Considering size and weight, the portability score of the K-x and HX100V is 69 and 66 respectively.

Pentax K-x vs Sony HX100V Sensor Comparison
Usually, it is tough to imagine the gap in sensor measurements just by seeing technical specs. The visual below will help offer you a more clear sense of the sensor dimensions in the K-x and HX100V.
As you can tell, both cameras offer different megapixel count and different sensor measurements. The K-x due to its bigger sensor is going to make shooting bokeh easier and the Sony HX100V will show extra detail as a result of its extra 4MP. Higher resolution will enable you to crop pictures a little more aggressively. The older K-x will be behind with regard to sensor tech.

Pentax K-x vs Sony HX100V Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax K-x vs Sony HX100V Specifications
Pentax K-x | Sony Cyber-shot DSC-HX100V | |
---|---|---|
General Information | ||
Brand Name | Pentax | Sony |
Model | Pentax K-x | Sony Cyber-shot DSC-HX100V |
Type | Entry-Level DSLR | Small Sensor Superzoom |
Launched | 2009-12-23 | 2011-10-21 |
Body design | Compact SLR | SLR-like (bridge) |
Sensor Information | ||
Chip | Prime | BIONZ |
Sensor type | CMOS | BSI-CMOS |
Sensor size | APS-C | 1/2.3" |
Sensor measurements | 23.6 x 15.8mm | 6.17 x 4.55mm |
Sensor area | 372.9mm² | 28.1mm² |
Sensor resolution | 12MP | 16MP |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 4:3 and 16:9 |
Maximum resolution | 4288 x 2848 | 4608 x 3456 |
Maximum native ISO | 6400 | 3200 |
Maximum boosted ISO | 12800 | - |
Minimum native ISO | 100 | 100 |
RAW files | ||
Autofocusing | ||
Manual focus | ||
Touch to focus | ||
AF continuous | ||
AF single | ||
Tracking AF | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Number of focus points | 11 | 9 |
Lens | ||
Lens mounting type | Pentax KAF2 | fixed lens |
Lens focal range | - | 27-810mm (30.0x) |
Largest aperture | - | f/2.8-5.6 |
Amount of lenses | 151 | - |
Crop factor | 1.5 | 5.8 |
Screen | ||
Screen type | Fixed Type | Tilting |
Screen size | 2.7" | 3" |
Screen resolution | 230 thousand dot | 921 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Screen tech | TFT LCD monitor | XtraFine LCD display with TruBlack technology |
Viewfinder Information | ||
Viewfinder type | Optical (pentamirror) | Electronic |
Viewfinder coverage | 96% | - |
Viewfinder magnification | 0.57x | - |
Features | ||
Slowest shutter speed | 30 seconds | 30 seconds |
Maximum shutter speed | 1/6000 seconds | 1/4000 seconds |
Continuous shooting speed | 5.0 frames per sec | 10.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Custom WB | ||
Image stabilization | ||
Integrated flash | ||
Flash range | 16.00 m | 12.70 m |
Flash settings | Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless | Auto, On, Off, Slow Sync |
External flash | ||
Auto exposure bracketing | ||
WB bracketing | ||
Maximum flash sync | 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) | 1920 x 1080 (60fps), 1440 x 1080 (30fps), 1280 x 720 (30fps), 640 x 480 (30fps) |
Maximum video resolution | 1280x720 | 1920x1080 |
Video file format | Motion JPEG | MPEG-4, AVCHD |
Microphone input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | BuiltIn |
Physical | ||
Environment seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 580 grams (1.28 lbs) | 577 grams (1.27 lbs) |
Dimensions | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") | 122 x 87 x 93mm (4.8" x 3.4" x 3.7") |
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 photos | - |
Battery format | Battery Pack | - |
Battery model | 4 x AA | NP-FH50 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec, Portrait 1/2) |
Time lapse recording | ||
Type of storage | SD/SDHC card | SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo |
Storage slots | 1 | 1 |
Launch price | $600 | $429 |