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Pentax K-x vs Sony NEX-6

Portability
69
Imaging
51
Features
47
Overall
49
Pentax K-x front
 
Sony Alpha NEX-6 front
Portability
85
Imaging
57
Features
76
Overall
64

Pentax K-x vs Sony NEX-6 Key Specs

Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 6400 (Push to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Revealed December 2009
Sony NEX-6
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Tilting Display
  • ISO 100 - 25600
  • 1920 x 1080 video
  • Sony E Mount
  • 345g - 120 x 67 x 43mm
  • Released March 2013
  • Updated by Sony A6000
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Pentax K-x vs Sony NEX-6 Overview

In this article, we are comparing the Pentax K-x and Sony NEX-6, former is a Entry-Level DSLR while the other is a Advanced Mirrorless by companies Pentax and Sony. There is a large difference among the resolutions of the K-x (12MP) and NEX-6 (16MP) but they feature the same exact sensor measurements (APS-C).

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The K-x was introduced 4 years earlier than the NEX-6 which is a fairly serious difference as far as camera tech is concerned. Each of the cameras offer different body type with the Pentax K-x being a Compact SLR camera and the Sony NEX-6 being a Rangefinder-style mirrorless camera.

Before getting in to a more detailed comparison, below is a brief overview of how the K-x grades versus the NEX-6 in terms of portability, imaging, features and an overall score.

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Reasons to pick Pentax K-x over the Sony NEX-6

 K-x NEX-6 

Reasons to pick Sony NEX-6 over the Pentax K-x

 NEX-6 K-x 
ReleasedMarch 2013December 2009More modern by 39 months
Display typeTiltingFixed Tilting display
Display sizing3"2.7"Larger display (+0.3")
Display resolution921k230kClearer display (+691k dot)

Common features in the Pentax K-x and Sony NEX-6

 K-x NEX-6 
Manual focus More exact focus
Selfie screen Neither contains selfie screen
Touch friendly display Absent Touch friendly display

Pentax K-x vs Sony NEX-6 Physical Comparison

When you are going to carry around your camera, you will have to consider its weight and measurements. The Pentax K-x has got outer measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") with a weight of 580 grams (1.28 lbs) whilst the Sony NEX-6 has proportions of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") having a weight of 345 grams (0.76 lbs).

Look at the Pentax K-x and Sony NEX-6 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will vary depending on the lens you use during that time. The following is the front view over all size comparison of the K-x vs the NEX-6.

Pentax K-x vs Sony NEX-6 size comparison

Looking at size and weight, the portability grade of the K-x and NEX-6 is 69 and 85 respectively.

Pentax K-x vs Sony NEX-6 top view buttons comparison

Pentax K-x vs Sony NEX-6 Sensor Comparison

Often, it's hard to visualise the gap in sensor sizes only by looking through specs. The pic here should provide you a clearer sense of the sensor measurements in the K-x and NEX-6.

As you can plainly see, the two cameras offer the same exact sensor sizing but not the same resolution. You can expect to see the Sony NEX-6 to provide you with more detail using its extra 4MP. Greater resolution will also help you crop images a little more aggressively. The more aged K-x will be behind in sensor tech.

Pentax K-x vs Sony NEX-6 sensor size comparison

Pentax K-x vs Sony NEX-6 Screen and ViewFinder

Pentax K-x vs Sony NEX-6 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-x Portrait photography factors
Sony NEX-6 Portrait photography factors
62
manual focus
sensor size is decent (APS-C)
includes face detect autofocus
saves RAW formats
sensor resolution not great (12MP)
74
focusing manually
decent MP (16 megapixels)
nice sensor size (APS-C)
includes face detect focusing
saves RAW files
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Street Comparison

Pentax K-x Street photography highlights
Sony NEX-6 Street photography highlights
67
has image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
no articulating screen
78
screen tilts
nice sensor size (APS-C)
saves RAW files
lighter than competitors in class (345g)
good high ISO (25,600)
does not have image stabilization
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Sports Comparison

Pentax K-x Sports photography info
Sony NEX-6 Sports photography info
61
great max shutter speed (1/6,000s)
has image stabilization (Sensor based)
sensor size is decent (APS-C)
good battery (1,900 per charge)
has phase detect autofocus
max fps low (5.0 frames/s)
sensor resolution not great (12MP)
66
decent MP (16 megapixels)
nice sensor size (APS-C)
comes with phase detect AF
does not have image stabilization
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Travel Comparison

Pentax K-x Travel photography information
Sony NEX-6 Travel photography information
53
good battery (1,900 CIPA)
has built in flash
no Time Lapse mode
sensor resolution not great (12MP)
doesn't offer selfie friendly screen
75
lighter than competitors in class (345 grams)
decent MP (16 megapixels)
flash built-in
doesn't have selfie friendly screen
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Landscape Comparison

Pentax K-x Landscape photography highlights
Sony NEX-6 Landscape photography highlights
60
manual focus
swap lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
good battery (1,900 shots)
screen is somewhat small (2.7 inch)
sensor resolution not great (12MP)
no Time Lapse mode
75
focusing manually
change lenses (Sony E mount)
nice screen size (3")
decent MP (16 megapixels)
nice sensor size (APS-C)
good high ISO (25,600)
saves RAW files
does not have image stabilization
Photography Glossary

Vlogging Comparison

Vlogging with Pentax K-x
Vlogging with Sony NEX-6
26
has image stabilization (Sensor based)
includes face detect autofocus
doesn't offer selfie friendly screen
video res low (1280 x 720 pixels)
no mic socket
32
includes face detect focusing
high res video (1920 x 1080 pxls)
lighter than competitors in class (345g)
doesn't have selfie friendly screen
does not have image stabilization
missing microphone jack
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Pentax K-x vs Sony NEX-6 Specifications

Detailed spec comparison table for Pentax K-x and Sony NEX-6
 Pentax K-xSony Alpha NEX-6
General Information
Brand Name Pentax Sony
Model Pentax K-x Sony Alpha NEX-6
Category Entry-Level DSLR Advanced Mirrorless
Revealed 2009-12-23 2013-03-25
Body design Compact SLR Rangefinder-style mirrorless
Sensor Information
Processor Prime Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.6 x 15.8mm 23.5 x 15.6mm
Sensor area 372.9mm² 366.6mm²
Sensor resolution 12MP 16MP
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Full resolution 4288 x 2848 4912 x 3264
Max native ISO 6400 25600
Max boosted ISO 12800 -
Minimum native ISO 100 100
RAW format
Autofocusing
Manual focus
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 11 99
Lens
Lens mount Pentax KAF2 Sony E
Available lenses 151 121
Crop factor 1.5 1.5
Screen
Range of screen Fixed Type Tilting
Screen size 2.7 inch 3 inch
Screen resolution 230k dot 921k dot
Selfie friendly
Liveview
Touch function
Screen tech TFT LCD monitor Xtra Fine LCD with Tilt Up 90� and Down 45�
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage 96 percent 100 percent
Viewfinder magnification 0.57x 0.73x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/6000s 1/4000s
Continuous shooting speed 5.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash range 16.00 m 6.00 m
Flash modes Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in
Hot shoe
AE bracketing
White balance bracketing
Maximum flash sync 1/180s 1/160s
Exposure
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) 1920 x 1080 (60, 24 fps), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Max video resolution 1280x720 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD
Microphone input
Headphone input
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 580g (1.28 pounds) 345g (0.76 pounds)
Dimensions 123 x 92 x 68mm (4.8" x 3.6" x 2.7") 120 x 67 x 43mm (4.7" x 2.6" x 1.7")
DXO scores
DXO All around score 72 78
DXO Color Depth score 22.8 23.7
DXO Dynamic range score 12.5 13.1
DXO Low light score 811 1018
Other
Battery life 1900 photographs 360 photographs
Form of battery Battery Pack Battery Pack
Battery model 4 x AA NPFW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, 10sec (3 images))
Time lapse recording With downloadable app
Storage media SD/SDHC card SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Cost at launch $600 $365