General

compared to recent entry-level DSLRs
"The new Pentax K-x occupies the sweet spot between the entry-level K-m and prosumer K-7 cameras."
photographyblog.com | talking about the camera's overall-performance
Brand
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Pentax
Lowest price
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$602.61
Announced
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September, 2009
below average below average

Sensor

"The 12.4 megapixel JPEG images were a little soft straight out of the camera at the default sharpening setting"
photographyblog.com | talking about the camera's image-quality
Type
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CMOS
Size
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APS-C 23.6x15.8mm
above average above average
Crop factor
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1.5x
Megapixels
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12.2 MP
below average below average
Light sensitivity
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6,400 ISO
below average below average
Light sensitivity (boost)
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12,800 ISO
Sensor cleaning
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Yes

Sensor (Advanced)

True resolution
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12.2 MP
below average below average
Native resolution
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4288 x 2848
below average below average
Pixel size
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30.5 µm²
above average above average

Screen

Type
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LCD
Size
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2.7"
below average below average
Resolution
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230k dots
below average below average
Touch screen
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No
Flips out
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No
below average below average
Live view
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Yes

Lenses

Lens availability
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90 lenses
Lens focus motor
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Yes
Lens mount
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Pentax K

Form factor

"This little DSLR actually feels quite impressive, despite its budget price-tag and all-plastic construction"
photographyblog.com | talking about the camera's build-quality
Size
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123x92x68 mm
above average above average
Depth
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2.7"
above average above average
Weight
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580 g
Interchangeable lenses
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Yes
Waterproof
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No
Weather sealed
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No

Viewfinder

Type
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Pentamirror
Viewfinder size
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0.56x
Coverage
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96%

Movies

Format
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720p @ 24fps
Supports 24p
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Yes
above average above average
High-speed framerate
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None
External mic jack
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No
below average below average
Autofocus
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None
below average below average
All formats
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640 x 416 @ 24fps
720p @ 24fps

Features

"Image stabilisation via the camera body is a great feature that works very well when hand-holding the camera in low-light conditions."
photographyblog.com | talking about the camera's image-stabilization
Panorama
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No
below average below average
HDR
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Yes
above average above average
3D
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No
below average below average
Image stabilization
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Sensor shift
above average above average
Supports RAW
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Yes
GPS
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No

Performance

Startup delay
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600 ms
Shutter lag
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97 ms
unique unique
Battery life
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420 shots
below average below average
Continuous shooting
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4.7 fps

Focus system

Autofocus
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Phase detection
Focus points
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11
Cross type focus points
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9
unique unique

Shutter

Max
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1/6000s
above average above average
Min
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30s

Flash

Built-in flash
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Yes
Popup
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Yes
External connection
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Yes

Storage

Storage slots
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1
below average below average
Supported formats
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SDHC
SD

DXO Mark Scores

"Noise is well controlled by the Pentax K-x, starting to appear at ISO 1600 and becoming more easily detectable at the faster settings of ISO 3200 and 6400."
photographyblog.com | talking about the camera's iso-noise
Image quality
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72.0
Color depth
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22.8 bits
Dynamic range
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12.5 EV
above average above average
Low light performance
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811 ISO