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Pentax WG-3 vs Sony W310

Portability
90
Imaging
40
Features
44
Overall
41
Pentax WG-3 front
 
Sony Cyber-shot DSC-W310 front
Portability
96
Imaging
35
Features
17
Overall
27

Pentax WG-3 vs Sony W310 Key Specs

Pentax WG-3
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 230g - 124 x 64 x 33mm
  • Revealed July 2013
Sony W310
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • Sensor-shift Image Stabilization
  • 640 x 480 video
  • 28-112mm (F3.0-5.8) lens
  • 137g - 95 x 55 x 19mm
  • Released January 2010
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Pentax WG-3 vs Sony W310 Overview

Lets examine more in depth at the Pentax WG-3 and Sony W310, former is a Waterproof while the other is a Ultracompact by brands Pentax and Sony. There exists a substantial gap among the resolutions of the WG-3 (16MP) and W310 (12MP) but they feature the same exact sensor sizes (1/2.3").

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The WG-3 was released 3 years after the W310 which is a fairly big difference as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax WG-3 being a Compact camera and the Sony W310 being a Ultracompact camera.

Before diving in to a comprehensive comparison, below is a simple introduction of how the WG-3 grades versus the W310 in the way of portability, imaging, features and an overall score.

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Reasons to pick Pentax WG-3 over the Sony W310

 WG-3 W310 
ReleasedJuly 2013January 2010More modern by 43 months
Manually focus Very accurate focusing
Display sizing3"2.7"Larger display (+0.3")
Display resolution460k230kClearer display (+230k dot)

Reasons to pick Sony W310 over the Pentax WG-3

 W310 WG-3 

Common features in the Pentax WG-3 and Sony W310

 WG-3 W310 
Display typeFixed Fixed Fixed display
Selfie screen Neither offers selfie screen
Touch friendly display Neither offers Touch friendly display

Pentax WG-3 vs Sony W310 Physical Comparison

If you're looking to carry around your camera regularly, you should consider its weight and size. The Pentax WG-3 offers exterior dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs) whilst the Sony W310 has specifications of 95mm x 55mm x 19mm (3.7" x 2.2" x 0.7") accompanied by a weight of 137 grams (0.30 lbs).

Contrast the Pentax WG-3 and Sony W310 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will differ based on the lens you have attached at that moment. Following is the front view sizing comparison of the WG-3 compared to the W310.

Pentax WG-3 vs Sony W310 size comparison

Looking at dimensions and weight, the portability rating of the WG-3 and W310 is 90 and 96 respectively.

Pentax WG-3 vs Sony W310 top view buttons comparison

Pentax WG-3 vs Sony W310 Sensor Comparison

Quite often, its tough to envision the difference in sensor sizes only by researching a spec sheet. The pic below may offer you a clearer sense of the sensor sizes in the WG-3 and W310.

Clearly, both cameras offer the same exact sensor sizing but not the same resolution. You can anticipate the Pentax WG-3 to result in extra detail as a result of its extra 4MP. Greater resolution will help you crop photos a little more aggressively. The fresher WG-3 will have an advantage with regard to sensor innovation.

Pentax WG-3 vs Sony W310 sensor size comparison

Pentax WG-3 vs Sony W310 Screen and ViewFinder

Pentax WG-3 vs Sony W310 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax WG-3 as a Portrait photography camera
Sony W310 as a Portrait photography camera
41
manual focus
decent sensor resolution (16 megapixels)
comes with face detect focusing
no manual control
external flash not possible
sensor is tiny (1/2.3")
has no RAW files
21
focusing manually not possible
no manual control
can't use external flash
megapixel count low (12 megapixels)
sensor size is very small (1/2.3")
does not have RAW support
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Street Comparison

Pentax WG-3 as a Street photography camera
Sony W310 as a Street photography camera
61
has image stabilization (Sensor-shift)
weather proof
fixed screen
sensor is tiny (1/2.3")
has no RAW files
57
built in image stabilization (Sensor-shift)
no moving screen
sensor size is very small (1/2.3")
does not have RAW support
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Sports Comparison

Pentax WG-3 as a Sports photography camera
Sony W310 as a Sports photography camera
45
has image stabilization (Sensor-shift)
decent sensor resolution (16 megapixels)
comes with tracking focus
weather proof
no shutter priority mode
sensor is tiny (1/2.3")
not so great battery power (240 per charge)
has no phase detect AF
25
built in image stabilization (Sensor-shift)
very slow continuous shooting (1.0 fps)
no shutter priority
megapixel count low (12MP)
sensor size is very small (1/2.3")
does not have phase detect AF
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Travel Comparison

Pentax WG-3 Travel photography factors
Sony W310 Travel photography factors
72
weather proof
decent sensor resolution (16 megapixels)
built-in flash
rather wide (25mm)
great max aperture (f2.0)
not so great battery power (240 CIPA)
doesn't posses selfie friendly screen
58
has built in flash
reasonably wide (28mm)
no Time Lapse recording
megapixel count low (12MP)
does not contain selfie friendly screen
slow maximum aperture (f3.0)
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Landscape Comparison

Pentax WG-3 as a Landscape photography camera
Sony W310 as a Landscape photography camera
54
manual focus
rather wide (25mm)
great max aperture (f2.0)
pretty good screen size (3")
has image stabilization (Sensor-shift)
decent sensor resolution (16MP)
weather proof
cannot swap lenses (fixed lens mount)
no manual control
sensor is tiny (1/2.3")
has no RAW files
not so great battery power (240 per charge)
32
reasonably wide (28mm)
built in image stabilization (Sensor-shift)
focusing manually not possible
lens is fixed (fixed lens mount)
slow maximum aperture (f3.0)
small screen (2.7 inch)
no manual control
megapixel count low (12MP)
sensor size is very small (1/2.3")
does not have RAW support
no Time Lapse recording
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Vlogging Comparison

Pentax WG-3 Vlogging highlights
Sony W310 Vlogging highlights
36
rather wide (25mm)
great max aperture (f2.0)
has image stabilization (Sensor-shift)
comes with face detect focusing
video resolution high (1920 x 1080 pxls)
doesn't posses selfie friendly screen
no mic support
29
reasonably wide (28mm)
built in image stabilization (Sensor-shift)
slow maximum aperture (f3.0)
does not contain selfie friendly screen
low quality video (640 x 480 pxls)
no mic port
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Pentax WG-3 vs Sony W310 Specifications

Detailed spec comparison table for Pentax WG-3 and Sony W310
 Pentax WG-3Sony Cyber-shot DSC-W310
General Information
Company Pentax Sony
Model type Pentax WG-3 Sony Cyber-shot DSC-W310
Type Waterproof Ultracompact
Revealed 2013-07-19 2010-01-07
Body design Compact Ultracompact
Sensor Information
Sensor type BSI-CMOS CCD
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.17 x 4.55mm 6.17 x 4.55mm
Sensor surface area 28.1mm² 28.1mm²
Sensor resolution 16 megapixels 12 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3 and 16:9 4:3 and 16:9
Highest Possible resolution 4608 x 3456 4000 x 3000
Maximum native ISO 6400 3200
Lowest native ISO 125 100
RAW support
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 9 9
Lens
Lens support fixed lens fixed lens
Lens zoom range 25-100mm (4.0x) 28-112mm (4.0x)
Maximum aperture f/2.0-4.9 f/3.0-5.8
Macro focusing range 1cm 5cm
Focal length multiplier 5.8 5.8
Screen
Screen type Fixed Type Fixed Type
Screen size 3 inch 2.7 inch
Screen resolution 460k dot 230k dot
Selfie friendly
Liveview
Touch function
Screen technology Widescreen TFT color LCD with anti-reflective coating -
Viewfinder Information
Viewfinder type None None
Features
Min shutter speed 4 secs 1 secs
Max shutter speed 1/4000 secs 1/2000 secs
Continuous shutter speed 10.0 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Set white balance
Image stabilization
Integrated flash
Flash distance 3.40 m 3.00 m
Flash modes Auto, On, Off, Red-eye, Soft Auto, On, Off, Slow syncro
Hot shoe
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution 1920x1080 640x480
Video file format MPEG-4, H.264 Motion JPEG
Mic jack
Headphone jack
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 230g (0.51 lb) 137g (0.30 lb)
Dimensions 124 x 64 x 33mm (4.9" x 2.5" x 1.3") 95 x 55 x 19mm (3.7" x 2.2" x 0.7")
DXO scores
DXO Overall rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 240 photos -
Type of battery Battery Pack -
Battery ID D-LI92 NP-BN1
Self timer Yes (2 or 10 sec) Yes (2 sec or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC card, Internal SD/SDHC, Memory Stick Duo / Pro Duo / Pro HG-Duo, Internal
Storage slots Single Single
Pricing at release $300 $150