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Pentax K-x vs Sony NEX-C3

Portability
69
Imaging
51
Features
47
Overall
49
Pentax K-x front
 
Sony Alpha NEX-C3 front
Portability
91
Imaging
55
Features
57
Overall
55

Pentax K-x vs Sony NEX-C3 Key Specs

Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 6400 (Expand to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Introduced December 2009
Sony NEX-C3
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 12800
  • 1280 x 720 video
  • Sony E Mount
  • 225g - 110 x 60 x 33mm
  • Released August 2011
  • Replaced the Sony NEX-3
  • Renewed by Sony NEX-F3
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Pentax K-x vs Sony NEX-C3 Overview

Lets look a bit more closely at the Pentax K-x and Sony NEX-C3, former is a Entry-Level DSLR while the latter is a Entry-Level Mirrorless by companies Pentax and Sony. There exists a large gap between the image resolutions of the K-x (12MP) and NEX-C3 (16MP) but both cameras offer the same sensor measurements (APS-C).

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The K-x was brought out 20 months before the NEX-C3 which makes them a generation away from one another. Both cameras have different body design with the Pentax K-x being a Compact SLR camera and the Sony NEX-C3 being a Rangefinder-style mirrorless camera.

Before delving straight to a thorough comparison, here is a brief synopsis of how the K-x matches up vs the NEX-C3 in the way of portability, imaging, features and an overall score.

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Reasons to pick Pentax K-x over the Sony NEX-C3

 K-x NEX-C3 

Reasons to pick Sony NEX-C3 over the Pentax K-x

 NEX-C3 K-x 
ReleasedAugust 2011December 2009More modern by 20 months
Screen typeTiltingFixed Tilting screen
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution920k230kCrisper screen (+690k dot)

Common features in the Pentax K-x and Sony NEX-C3

 K-x NEX-C3 
Manually focus Dial precise focusing
Selfie screen Neither contains selfie screen
Touch screen Lacking Touch screen

Pentax K-x vs Sony NEX-C3 Physical Comparison

If you're going to carry around your camera regularly, you'll need to think about its weight and measurements. The Pentax K-x has got exterior measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) while the Sony NEX-C3 has proportions of 110mm x 60mm x 33mm (4.3" x 2.4" x 1.3") along with a weight of 225 grams (0.50 lbs).

See the Pentax K-x and Sony NEX-C3 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change dependant on the lens you select at the time. The following is a front view proportions comparison of the K-x vs the NEX-C3.

Pentax K-x vs Sony NEX-C3 size comparison

Considering dimensions and weight, the portability grade of the K-x and NEX-C3 is 69 and 91 respectively.

Pentax K-x vs Sony NEX-C3 top view buttons comparison

Pentax K-x vs Sony NEX-C3 Sensor Comparison

Sometimes, it can be tough to visualize the difference between sensor sizes purely by reading specifications. The pic below will give you a greater sense of the sensor measurements in the K-x and NEX-C3.

Plainly, both of the cameras have the same sensor dimensions albeit different resolution. You can expect the Sony NEX-C3 to offer extra detail having its extra 4 Megapixels. Higher resolution will let you crop pictures a bit more aggressively. The more aged K-x is going to be behind with regard to sensor tech.

Pentax K-x vs Sony NEX-C3 sensor size comparison

Pentax K-x vs Sony NEX-C3 Screen and ViewFinder

Pentax K-x vs Sony NEX-C3 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Pentax K-x as a Portrait photography camera
Sony NEX-C3 as a Portrait photography camera
62
manual focus
sensor size is nice (APS-C)
comes with face detect focus
saves RAW files
low resolution sensor (12MP)
73
focusing manually
decent sensor resolution (16MP)
good sensor size (APS-C)
supports RAW formats
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Street Comparison

Pentax K-x as a Street photography camera
Sony NEX-C3 as a Street photography camera
67
has image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
no moving screen
79
has a tilting screen
good sensor size (APS-C)
supports RAW formats
lighter than others in class (225 grams)
lack of image stabilization
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Sports Comparison

Pentax K-x Sports photography details
Sony NEX-C3 Sports photography details
61
maximum shutter speed is high (1/6,000s)
has image stabilization (Sensor based)
sensor size is nice (APS-C)
better than average battery (1,900 per charge)
supports phase detect auto focus
slow continuous shooting (5.0 frames/s)
low resolution sensor (12MP)
52
decent sensor resolution (16MP)
good sensor size (APS-C)
good battery pack (400 CIPA)
slow continuous shooting (6.0 fps)
lack of image stabilization
no phase detect AF
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Travel Comparison

Travel photography with Pentax K-x
Travel photography with Sony NEX-C3
53
better than average battery (1,900 per charge)
has built in flash
does not have Timelapse function
low resolution sensor (12MP)
screen isn't selfie friendly
71
good battery pack (400 CIPA)
lighter than others in class (225 grams)
decent sensor resolution (16MP)
no Timelapse recording
screen is not selfie friendly
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Landscape Comparison

Pentax K-x Landscape photography factors
Sony NEX-C3 Landscape photography factors
60
manual focus
change lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
better than average battery (1,900 per charge)
small screen (2.7 inches)
low resolution sensor (12MP)
does not have Timelapse function
69
focusing manually
swap lenses (Sony E mount)
pretty good screen size (3 inch)
decent sensor resolution (16MP)
good sensor size (APS-C)
supports RAW formats
good battery pack (400 CIPA)
lack of image stabilization
no Timelapse recording
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Vlogging Comparison

Vlogging with Pentax K-x
Vlogging with Sony NEX-C3
26
has image stabilization (Sensor based)
comes with face detect focus
screen isn't selfie friendly
low res video (1280 x 720 resolution)
does not have microphone support
27
lighter than others in class (225g)
screen is not selfie friendly
lack of image stabilization
low video resolution (1280 x 720 pxls)
no microphone support
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Pentax K-x vs Sony NEX-C3 Specifications

Detailed spec comparison table for Pentax K-x and Sony NEX-C3
 Pentax K-xSony Alpha NEX-C3
General Information
Make Pentax Sony
Model type Pentax K-x Sony Alpha NEX-C3
Type Entry-Level DSLR Entry-Level Mirrorless
Introduced 2009-12-23 2011-08-22
Physical type 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 23.4 x 15.6mm
Sensor surface area 372.9mm² 365.0mm²
Sensor resolution 12 megapixels 16 megapixels
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Max resolution 4288 x 2848 4912 x 3264
Max native ISO 6400 12800
Max enhanced ISO 12800 -
Min native ISO 100 100
RAW files
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 11 25
Lens
Lens support Pentax KAF2 Sony E
Available lenses 151 121
Focal length multiplier 1.5 1.5
Screen
Type of screen Fixed Type Tilting
Screen size 2.7 inch 3 inch
Resolution of screen 230k dots 920k dots
Selfie friendly
Liveview
Touch screen
Screen tech TFT LCD monitor TFT Xtra Fine LCD
Viewfinder Information
Viewfinder type Optical (pentamirror) None
Viewfinder coverage 96 percent -
Viewfinder magnification 0.57x -
Features
Min shutter speed 30 secs 30 secs
Max shutter speed 1/6000 secs 1/4000 secs
Continuous shutter rate 5.0 frames per sec 6.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance 16.00 m no built-in flash
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
WB bracketing
Max flash synchronize 1/180 secs 1/160 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (24 fps), 640 x 416 (24 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 1280x720 1280x720
Video data format Motion JPEG MPEG-4
Microphone support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 580g (1.28 pounds) 225g (0.50 pounds)
Physical dimensions 123 x 92 x 68mm (4.8" x 3.6" x 2.7") 110 x 60 x 33mm (4.3" x 2.4" x 1.3")
DXO scores
DXO Overall rating 72 73
DXO Color Depth rating 22.8 22.7
DXO Dynamic range rating 12.5 12.2
DXO Low light rating 811 1083
Other
Battery life 1900 shots 400 shots
Type of battery Battery Pack Battery Pack
Battery ID 4 x AA NPFW50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec, 10 sec 3 or 5 images)
Time lapse recording
Type of storage SD/SDHC card SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Pricing at release $600 $343