Pentax K-x
12.4 megapixels | 2.7" screen | APS-C sensor
The K-x is Pentax's upper-entry-level model, offering a familiar 12.4 megapixel CMOS sensor in the same compact body as the less expensive K2000 (K-m outside the US). The K-x combines a selection of high-end features, such as an 11-point AF system (9 of them cross-type) with a very compact body and the abilty to use standard AA batteries. It can shoot 720p HD video at 24 fps and shoot 17 JPEGs at 4.7 frames per second. It misses out on the more expensive K-7's magnesium alloy body and cannot display the selected AF-point in the viewfinder but shares its image processing engine and is one of the smallest and lightest APS-C DSLRs on the market.
Specifications
| Body type |
|
Body type
|
Compact SLR
|
|
| Sensor |
|
Max resolution
|
4288 x 2848
|
?
|
|
Other resolutions
|
3936 x 2684, 3072 x 2048, 1728 x 1152
|
?
|
|
Image ratio w:h
|
3:2
|
?
|
|
Effective pixels
|
12.4 megapixels
|
?
|
|
Sensor photo detectors
|
12.9 megapixels
|
?
|
|
Sensor size
|
APS-C (23.6 x 15.8 mm)
|
?
|
|
Sensor type
|
CMOS
|
?
|
|
Processor
|
Prime
|
|
| Image |
|
ISO
|
Auto, 200, 400, 800, 1600, 3200, 6400 (100-12800 with boost)
|
?
|
|
White balance presets
|
9
|
?
|
|
Custom white balance
|
Yes (3)
|
?
|
|
Image stabilization
|
Sensor-shift
|
?
|
|
JPEG quality levels
|
Best, Better, Good
|
?
|
| Optics & Focus |
|
Autofocus
|
- Contrast Detect (sensor)
- Phase Detect
- Multi-area
- Selective single-point
- Single
- Continuous
- Face Detection
- Live View
|
?
|
|
Digital zoom
|
No
|
|
|
Manual focus
|
Yes
|
?
|
|
Number of focus points
|
11
|
|
|
Lens mount
|
Pentax KAF2 mount
|
|
|
Focal length multiplier
|
1.5×
|
?
|
| Screen / viewfinder |
|
Articulated LCD
|
Fixed
|
?
|
|
Screen size
|
2.7"
|
?
|
|
Screen dots
|
230,000
|
?
|
|
Touch screen
|
No
|
|
|
Screen type
|
TFT LCD monitor
|
|
|
Live view
|
Yes
|
?
|
|
Viewfinder type
|
Optical (pentamirror)
|
?
|
|
Viewfinder coverage
|
96 %
|
?
|
|
Viewfinder magnification
|
0.85×
|
?
|
| Photography features |
|
Minimum shutter speed
|
30 sec
|
?
|
|
Maximum shutter speed
|
1/6000 sec
|
?
|
|
Aperture priority
|
Yes
|
?
|
|
Shutter priority
|
Yes
|
?
|
|
Manual exposure mode
|
Yes
|
|
|
Subject / scene modes
|
Yes
|
|
|
Built-in flash
|
Yes (Pop-up)
|
|
|
Flash range
|
16 m
|
|
|
External flash
|
Yes (Hot-shoe, Wireless)
|
|
|
Flash modes
|
Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
|
|
|
Continuous drive
|
Yes (4.7 or 2 fps)
|
?
|
|
Self-timer
|
Yes (2 or 12 sec)
|
|
|
Metering modes
|
|
|
|
Exposure compensation
|
±3 EV (at 1/3 EV, 1/2 EV steps)
|
?
|
|
AE Bracketing
|
±1.5 (3 frames at 1/3 EV, 1/2 EV steps)
|
|
|
WB Bracketing
|
No
|
?
|
| Videography features |
|
Format
|
|
|
|
Microphone
|
Mono
|
|
|
Resolutions
|
1280 x 720 (24 fps), 640 x 416 (24 fps)
|
|
| Storage |
|
Storage types
|
SD/SDHC card
|
?
|
|
Storage included
|
None
|
?
|
| Connectivity |
|
USB
|
USB 2.0 (480 Mbit/sec)
|
?
|
|
HDMI
|
No
|
?
|
|
Wireless
|
None
|
?
|
|
Remote control
|
Yes (Optional, wired or wireless)
|
|
| Physical |
|
Environmentally sealed
|
No
|
|
|
Battery
|
Battery Pack
|
?
|
|
Battery description
|
4 x AA batteries (Lithium, Alkaline or Ni-MH)
|
?
|
|
Battery Life (CIPA)
|
1900
|
?
|
|
Weight (inc. batteries)
|
580 g (1.28 lb / 20.46 oz)
|
|
|
Dimensions
|
123 x 92 x 68 mm (4.84 x 3.62 x 2.68")
|
|
| Other features |
|
Orientation sensor
|
Yes
|
|
|
Timelapse recording
|
No
|
?
|
|
GPS
|
None
|
|
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