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Pentax K-50 vs Sony NEX-3

Portability
63
Imaging
57
Features
65
Overall
60
Pentax K-50 front
 
Sony Alpha NEX-3 front
Portability
89
Imaging
53
Features
55
Overall
53

Pentax K-50 vs Sony NEX-3 Key Specs

Pentax K-50
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51600
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 650g - 130 x 97 x 71mm
  • Announced November 2013
  • Superseded the Pentax K-30
Sony NEX-3
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 200 - 12800
  • 1280 x 720 video
  • Sony E Mount
  • 297g - 117 x 62 x 33mm
  • Revealed June 2010
  • New Model is Sony NEX-C3
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Pentax K-50 vs Sony NEX-3 Overview

On this page, we will be looking at the Pentax K-50 versus Sony NEX-3, one is a Entry-Level DSLR and the latter is a Entry-Level Mirrorless by competitors Pentax and Sony. The sensor resolution of the K-50 (16MP) and the NEX-3 (14MP) is relatively well matched and both cameras posses the same sensor measurements (APS-C).

Photography Glossary

The K-50 was introduced 3 years after the NEX-3 which is quite a big gap as far as technology is concerned. Each of these cameras have different body design with the Pentax K-50 being a Compact SLR camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before getting straight to a in-depth comparison, here is a quick highlight of how the K-50 grades vs the NEX-3 in relation to portability, imaging, features and an overall score.

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Reasons to pick Pentax K-50 over the Sony NEX-3

 K-50 NEX-3 
RevealedNovember 2013June 2010More modern by 43 months
Screen resolution921k920kSharper screen (+1k dot)

Reasons to pick Sony NEX-3 over the Pentax K-50

 NEX-3 K-50 
Screen typeTiltingFixed Tilting screen

Common features in the Pentax K-50 and Sony NEX-3

 K-50 NEX-3 
Manual focus Dial exact focus
Screen dimensions3"3"Equal screen measurements
Selfie screen Neither has selfie screen
Touch screen Lacking Touch screen

Pentax K-50 vs Sony NEX-3 Physical Comparison

If you're looking to carry around your camera often, you have to factor in its weight and dimensions. The Pentax K-50 has exterior dimensions of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 650 grams (1.43 lbs) and the Sony NEX-3 has dimensions of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") with a weight of 297 grams (0.65 lbs).

Take a look at the Pentax K-50 versus Sony NEX-3 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilizing during that time. Following is a front view proportions comparison of the K-50 compared to the NEX-3.

Pentax K-50 vs Sony NEX-3 size comparison

Taking into consideration dimensions and weight, the portability score of the K-50 and NEX-3 is 63 and 89 respectively.

Pentax K-50 vs Sony NEX-3 top view buttons comparison

Pentax K-50 vs Sony NEX-3 Sensor Comparison

Sometimes, it's difficult to envision the contrast between sensor sizes merely by reading through technical specs. The picture here may give you a far better sense of the sensor dimensions in the K-50 and NEX-3.

As you can tell, the two cameras provide the same sensor dimensions albeit not the same megapixels. You should count on the Pentax K-50 to resolve greater detail using its extra 2MP. Higher resolution will also enable you to crop photographs more aggressively. The fresher K-50 is going to have an edge when it comes to sensor tech.

Pentax K-50 vs Sony NEX-3 sensor size comparison

Pentax K-50 vs Sony NEX-3 Screen and ViewFinder

Pentax K-50 vs Sony NEX-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K-50
Portrait photography with Sony NEX-3
74
focusing manually
good resolution (16 megapixels)
nice sensor size (APS-C)
supports face detection focusing
exports RAW formats
71
focusing manually
good resolution (14MP)
good sensor size (APS-C)
comes with face detection focusing
supports RAW files
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Street Comparison

Pentax K-50 as a Street photography camera
Sony NEX-3 as a Street photography camera
64
built in image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
environment proof
very good ISO range (51,600)
screen is fixed
more heavy than others in class (650 grams)
76
screen tilts up and down
good sensor size (APS-C)
supports RAW files
lack of image stabilization
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Sports Comparison

Pentax K-50 as a Sports photography camera
Sony NEX-3 as a Sports photography camera
67
max shutter speed is good (1/6,000 seconds)
built in image stabilization (Sensor based)
good resolution (16MP)
nice sensor size (APS-C)
supports tracking autofocus
environment proof
comes with phase detect AF
painfully slow continuous shooting (6.0 fps)
bad battery power (410 CIPA)
51
good resolution (14 megapixels)
good sensor size (APS-C)
lack of image stabilization
has no phase detect AF
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Travel Comparison

Pentax K-50 Travel photography features
Sony NEX-3 Travel photography features
56
environment proof
good resolution (16 megapixels)
built-in flash
bad battery power (410 CIPA)
more heavy than others in class (650g)
display is not selfie friendly
59
good resolution (14 megapixels)
no Time Lapse mode
does not offer selfie friendly display
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Landscape Comparison

Pentax K-50 Landscape photography details
Sony NEX-3 Landscape photography details
74
focusing manually
interchangeable lenses (Pentax KAF2 mount)
good sized screen (3 inches)
built in image stabilization (Sensor based)
good resolution (16 megapixels)
nice sensor size (APS-C)
very good ISO range (51,600)
exports RAW formats
environment proof
bad battery power (410 shots)
67
focusing manually
switch lenses (Sony E mount)
screen size is good (3 inch)
good resolution (14MP)
good sensor size (APS-C)
supports RAW files
lack of image stabilization
no Time Lapse mode
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Vlogging Comparison

Pentax K-50 Vlogging advice
Sony NEX-3 Vlogging advice
28
built in image stabilization (Sensor based)
supports face detection focusing
video res high (1920 x 1080 resolution)
display is not selfie friendly
missing external microphone port
more heavy than others in class (650 grams)
27
comes with face detection focusing
does not offer selfie friendly display
lack of image stabilization
low video resolution (1280 x 720 resolution)
no external mic support
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Pentax K-50 vs Sony NEX-3 Specifications

Detailed spec comparison table for Pentax K-50 and Sony NEX-3
 Pentax K-50Sony Alpha NEX-3
General Information
Brand Pentax Sony
Model Pentax K-50 Sony Alpha NEX-3
Type Entry-Level DSLR Entry-Level Mirrorless
Announced 2013-11-27 2010-06-07
Physical type Compact SLR Rangefinder-style mirrorless
Sensor Information
Chip PRIME M Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.4 x 15.6mm
Sensor surface area 372.1mm² 365.0mm²
Sensor resolution 16MP 14MP
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Max resolution 4928 x 3264 4592 x 3056
Max native ISO 51600 12800
Lowest native ISO 100 200
RAW photos
Autofocusing
Focus manually
Touch to focus
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 11 25
Cross focus points 9 -
Lens
Lens mounting type Pentax KAF2 Sony E
Amount of lenses 151 121
Focal length multiplier 1.5 1.5
Screen
Type of display Fixed Type Tilting
Display diagonal 3" 3"
Display resolution 921k dots 920k dots
Selfie friendly
Liveview
Touch display
Display technology TFT LCD monitor with brightness/color adjustment and AR coating TFT Xtra Fine LCD
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 100 percent -
Viewfinder magnification 0.61x -
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/6000 seconds 1/4000 seconds
Continuous shutter rate 6.0 frames per sec 7.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range 12.00 m (at ISO 100) 12.00 m
Flash settings Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in
External flash
AE bracketing
WB bracketing
Max flash synchronize 1/180 seconds 1/160 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 1920x1080 1280x720
Video data format MPEG-4, H.264 MPEG-4
Mic 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 Optional None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 650 gr (1.43 pounds) 297 gr (0.65 pounds)
Physical dimensions 130 x 97 x 71mm (5.1" x 3.8" x 2.8") 117 x 62 x 33mm (4.6" x 2.4" x 1.3")
DXO scores
DXO Overall score 79 68
DXO Color Depth score 23.7 22.1
DXO Dynamic range score 13.0 12.0
DXO Low light score 1120 830
Other
Battery life 410 pictures 330 pictures
Battery style Battery Pack Battery Pack
Battery model D-LI109 NPFW50
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec, 10sec (3 images))
Time lapse shooting
Storage type SD/SDHC/SDXC SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Retail pricing $610 $0