Nikon D3000 vs Pentax K-x

Nikon D3000 front
Pentax K-x front

Nikon D3000 vs Pentax K-x Key Specs

Nikon D3000
(Full Review)
  • 10MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600 (Push to 3200)
  • No Video
  • Nikon F Mount
  • 536g - 126 x 97 x 64mm
  • Released December 2009
  • Previous Model is Nikon D40
  • Later Model is Nikon D3100
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400 (Boost 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
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Nikon D3000 vs Pentax K-x Overview

Lets look a little more in depth at the Nikon D3000 versus Pentax K-x, both Entry-Level DSLR cameras by companies Nikon and Pentax. The resolution of the D3000 (10MP) and the K-x (12MP) is fairly close and both cameras have the identical sensor size (APS-C).

Photography Glossary

The D3000 was brought out around the same time to the K-x which means that they are both of a similar generation. Both the cameras feature the same body design (Compact SLR).

Before we go straight to a in depth comparison, here is a simple overview of how the D3000 scores vs the K-x when considering portability, imaging, features and an overall rating.

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Reasons to pick Nikon D3000 over the Pentax K-x

 D3000 K-x 
Display size3"2.7"Larger display (+0.3")

Reasons to pick Pentax K-x over the Nikon D3000

 K-x D3000 

Common features in the Nikon D3000 and Pentax K-x

 D3000 K-x 
LaunchedDecember 2009December 2009Same generation
Manually focus Dial exact focusing
Display typeFixed Fixed Fixed display
Display resolution230k230kThe same display resolution
Selfie screen Missing selfie screen
Touch friendly display Neither offers Touch friendly display

Nikon D3000 vs Pentax K-x Physical Comparison

If you're aiming to carry your camera often, you're going to have to take into account its weight and size. The Nikon D3000 offers external measurements of 126mm x 97mm x 64mm (5.0" x 3.8" x 2.5") having a weight of 536 grams (1.18 lbs) whilst the Pentax K-x has specifications of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).

Contrast the Nikon D3000 versus Pentax K-x in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilizing at that moment. Here is a front view size comparison of the D3000 vs the K-x.

Nikon D3000 vs Pentax K-x size comparison

Considering dimensions and weight, the portability score of the D3000 and K-x is 69 and 69 respectively.

Nikon D3000 vs Pentax K-x top view buttons comparison

Nikon D3000 vs Pentax K-x Sensor Comparison

More often than not, it is very tough to imagine the difference in sensor sizing purely by researching a spec sheet. The photograph here will help give you a stronger sense of the sensor measurements in the D3000 and K-x.

As you can see, the two cameras feature the identical sensor size but different megapixels. You should anticipate the Pentax K-x to result in extra detail having its extra 2MP. Greater resolution will help you crop pics way more aggressively.

Nikon D3000 vs Pentax K-x sensor size comparison

Nikon D3000 vs Pentax K-x Screen and ViewFinder

Nikon D3000 vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D3000 Portrait photography info
Pentax K-x Portrait photography info
focusing manually
decent sensor size (APS-C)
supports RAW files
doesn't have liveview
low megapixels (10 megapixels)
manual focus
sensor size is decent (APS-C)
has face detection autofocus
saves RAW files
sensor resolution low (12MP)
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Street Comparison

Nikon D3000 Street photography info
Pentax K-x Street photography info
decent sensor size (APS-C)
supports RAW files
no moving screen
lack of image stabilization
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
screen is fixed
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Sports Comparison

Sports photography with Nikon D3000
Sports photography with Pentax K-x
decent sensor size (APS-C)
comes with phase detect autofocus
doesn't have liveview
max fps low (3.0 frames/s)
lack of image stabilization
low megapixels (10MP)
low battery pack (500 shots)
high shutter speed (1/6,000 seconds)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
good battery (1,900 shots)
supports phase detect autofocus
continuous shooting slow (5.0 fps)
sensor resolution low (12 megapixels)
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Travel Comparison

Nikon D3000 as a Travel photography camera
Pentax K-x as a Travel photography camera
flash built-in
does not have Timelapse mode
low battery pack (500 shots)
low megapixels (10MP)
display isn't selfie friendly
good battery (1,900 CIPA)
has built in flash
lack of Timelapse mode
sensor resolution low (12 megapixels)
doesn't posses selfie friendly screen
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Landscape Comparison

Nikon D3000 Landscape photography factors
Pentax K-x Landscape photography factors
focusing manually
switch lenses (Nikon F mount)
screen size is good (3")
decent sensor size (APS-C)
supports RAW files
doesn't have liveview
lack of image stabilization
low megapixels (10MP)
low battery pack (500 CIPA)
does not have Timelapse mode
manual focus
swap lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
good battery (1,900 shots)
screen is somewhat small (2.7 inch)
sensor resolution low (12 megapixels)
lack of Timelapse mode
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Vlogging Comparison

Vlogging with Nikon D3000
Vlogging with Pentax K-x
no video
built in image stabilization (Sensor based)
has face detection autofocus
doesn't posses selfie friendly screen
video resolution low (1280 x 720 pxls)
lack of external microphone socket
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Nikon D3000 vs Pentax K-x Specifications

Detailed spec comparison table for Nikon D3000 and Pentax K-x
 Nikon D3000Pentax K-x
General Information
Brand Nikon Pentax
Model Nikon D3000 Pentax K-x
Category Entry-Level DSLR Entry-Level DSLR
Released 2009-12-11 2009-12-23
Physical type Compact SLR Compact SLR
Sensor Information
Chip Expeed Prime
Sensor type CCD CMOS
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.8mm 23.6 x 15.8mm
Sensor area 372.9mm² 372.9mm²
Sensor resolution 10 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2
Highest resolution 3872 x 2592 4288 x 2848
Highest native ISO 1600 6400
Highest boosted ISO 3200 12800
Minimum native ISO 100 100
RAW support
Manual focus
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 11 11
Lens mount Nikon F Pentax KAF2
Amount of lenses 309 151
Crop factor 1.5 1.5
Type of screen Fixed Type Fixed Type
Screen sizing 3" 2.7"
Screen resolution 230k dots 230k dots
Selfie friendly
Touch screen
Screen tech - TFT LCD monitor
Viewfinder Information
Viewfinder Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 95 percent 96 percent
Viewfinder magnification 0.53x 0.57x
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/4000 secs 1/6000 secs
Continuous shooting rate 3.0fps 5.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) 16.00 m
Flash options Auto, On, Off, Red-eye, Slow sync, Rear curtain Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
Hot shoe
WB bracketing
Maximum flash synchronize 1/200 secs 1/180 secs
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 1280 x 720 (24 fps), 640 x 416 (24 fps)
Highest video resolution None 1280x720
Video data format - Motion JPEG
Microphone port
Headphone port
Wireless Eye-Fi Connected None
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 536g (1.18 lb) 580g (1.28 lb)
Physical dimensions 126 x 97 x 64mm (5.0" x 3.8" x 2.5") 123 x 92 x 68mm (4.8" x 3.6" x 2.7")
DXO scores
DXO All around score 62 72
DXO Color Depth score 22.3 22.8
DXO Dynamic range score 11.1 12.5
DXO Low light score 563 811
Battery life 500 photographs 1900 photographs
Style of battery Battery Pack Battery Pack
Battery model EN-EL9a 4 x AA
Self timer Yes (2, 5, 10 or 20 sec) Yes (2 or 12 sec)
Time lapse shooting
Storage type SD/SDHC card SD/SDHC card
Card slots 1 1
Price at launch $0 $600