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Pentax WG-3 GPS vs Sony W310

Portability
90
Imaging
40
Features
43
Overall
41
Pentax WG-3 GPS front
 
Sony Cyber-shot DSC-W310 front
Portability
96
Imaging
35
Features
17
Overall
27

Pentax WG-3 GPS vs Sony W310 Key Specs

Pentax WG-3 GPS
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 238g - 125 x 64 x 33mm
  • Released July 2013
Sony W310
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200
  • Sensor-shift Image Stabilization
  • 640 x 480 video
  • 28-112mm (F3.0-5.8) lens
  • 137g - 95 x 55 x 19mm
  • Introduced January 2010
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Pentax WG-3 GPS vs Sony W310 Overview

In this article, we will be looking at the Pentax WG-3 GPS vs Sony W310, former is a Waterproof while the latter is a Ultracompact by competitors Pentax and Sony. There exists a large gap among the image resolutions of the WG-3 GPS (16MP) and W310 (12MP) but they feature the same exact sensor measurements (1/2.3").

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The WG-3 GPS was unveiled 3 years after the W310 which is a fairly serious difference as far as camera technology is concerned. Both the cameras offer different body type with the Pentax WG-3 GPS being a Compact camera and the Sony W310 being a Ultracompact camera.

Before going straight into a comprehensive comparison, below is a brief summary of how the WG-3 GPS scores vs the W310 in the way of portability, imaging, features and an overall score.

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Reasons to pick Pentax WG-3 GPS over the Sony W310

 WG-3 GPS W310 
IntroducedJuly 2013January 2010More modern by 43 months
Focus manually Dial exact focus
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution460k230kCrisper screen (+230k dot)

Reasons to pick Sony W310 over the Pentax WG-3 GPS

 W310 WG-3 GPS 

Common features in the Pentax WG-3 GPS and Sony W310

 WG-3 GPS W310 
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen
Touch screen Missing Touch screen

Pentax WG-3 GPS vs Sony W310 Physical Comparison

For anyone who is looking to carry around your camera often, you have to consider its weight and dimensions. The Pentax WG-3 GPS has got exterior dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 238 grams (0.52 lbs) whilst the Sony W310 has dimensions of 95mm x 55mm x 19mm (3.7" x 2.2" x 0.7") having a weight of 137 grams (0.30 lbs).

Take a look at the Pentax WG-3 GPS vs Sony W310 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change dependant on the lens you select at the time. Underneath is the front view proportions comparison of the WG-3 GPS against the W310.

Pentax WG-3 GPS vs Sony W310 size comparison

Factoring in dimensions and weight, the portability score of the WG-3 GPS and W310 is 90 and 96 respectively.

Pentax WG-3 GPS vs Sony W310 top view buttons comparison

Pentax WG-3 GPS vs Sony W310 Sensor Comparison

Quite often, it is very tough to see the contrast in sensor sizes only by checking out technical specs. The picture below will offer you a far better sense of the sensor dimensions in the WG-3 GPS and W310.

As you have seen, each of these cameras offer the same exact sensor sizing albeit not the same megapixels. You can count on the Pentax WG-3 GPS to produce more detail having an extra 4MP. Higher resolution can also enable you to crop photographs a little more aggressively. The fresher WG-3 GPS is going to have a benefit in sensor tech.

Pentax WG-3 GPS vs Sony W310 sensor size comparison

Pentax WG-3 GPS vs Sony W310 Screen and ViewFinder

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

Portrait Comparison

Pentax WG-3 GPS Portrait photography details
Sony W310 Portrait photography details
41
has manual focus
MP count decent (16MP)
comes with face detection focusing
manual mode not possible
external flash not possible
sensor is very small (1/2.3")
doesn't have RAW support
21
manual focus not available
no manual control
can't use external flash
low MP (12 megapixels)
sensor is tiny (1/2.3")
has no RAW support
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Street Comparison

Street photography with Pentax WG-3 GPS
Street photography with Sony W310
59
has image stabilization (Sensor-shift)
environment sealing
no moving screen
sensor is very small (1/2.3")
doesn't have RAW support
heavier than competitors (238g)
57
built in image stabilization (Sensor-shift)
fixed screen
sensor is tiny (1/2.3")
has no RAW support
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Sports Comparison

Pentax WG-3 GPS as a Sports photography camera
Sony W310 as a Sports photography camera
45
has image stabilization (Sensor-shift)
MP count decent (16MP)
comes with tracking autofocus
environment sealing
no shutter priority
sensor is very small (1/2.3")
low battery pack (240 CIPA)
doesn't have phase detect AF
25
built in image stabilization (Sensor-shift)
painfully slow continuous shooting (1.0 fps)
no shutter priority mode
low MP (12 megapixels)
sensor is tiny (1/2.3")
has no phase detect auto focus
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Travel Comparison

Pentax WG-3 GPS Travel photography advice
Sony W310 Travel photography advice
69
environment sealing
MP count decent (16MP)
has built in flash
pretty wide (25mm)
great maximum aperture (f2.0)
low battery pack (240 CIPA)
heavier than competitors (238g)
screen isn't selfie friendly
58
has built in flash
relatively wide (28mm)
doesn't have Time Lapse mode
low MP (12MP)
doesn't offer selfie friendly display
somewhat slow maximum aperture (f3.0)
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Landscape Comparison

Pentax WG-3 GPS as a Landscape photography camera
Sony W310 as a Landscape photography camera
54
has manual focus
pretty wide (25mm)
great maximum aperture (f2.0)
screen is a decent size (3")
has image stabilization (Sensor-shift)
MP count decent (16 megapixels)
environment sealing
lens is fixed (fixed lens mount)
manual mode not possible
sensor is very small (1/2.3")
doesn't have RAW support
low battery pack (240 shots)
32
relatively wide (28mm)
built in image stabilization (Sensor-shift)
manual focus not available
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.0)
small screen (2.7 inches)
no manual control
low MP (12 megapixels)
sensor is tiny (1/2.3")
has no RAW support
doesn't have Time Lapse mode
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Vlogging Comparison

Vlogging with Pentax WG-3 GPS
Vlogging with Sony W310
34
pretty wide (25mm)
great maximum aperture (f2.0)
has image stabilization (Sensor-shift)
comes with face detection focusing
good video quality (1920 x 1080 resolution)
screen isn't selfie friendly
does not have external mic support
heavier than competitors (238 grams)
29
relatively wide (28mm)
built in image stabilization (Sensor-shift)
somewhat slow maximum aperture (f3.0)
doesn't offer selfie friendly display
low video resolution (640 x 480 resolution)
doesn't have mic socket
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Pentax WG-3 GPS vs Sony W310 Specifications

Detailed spec comparison table for Pentax WG-3 GPS and Sony W310
 Pentax WG-3 GPSSony Cyber-shot DSC-W310
General Information
Make Pentax Sony
Model Pentax WG-3 GPS Sony Cyber-shot DSC-W310
Class Waterproof Ultracompact
Released 2013-07-19 2010-01-07
Physical type 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 16MP 12MP
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 16:9 4:3 and 16:9
Full resolution 4608 x 3456 4000 x 3000
Max native ISO 6400 3200
Minimum native ISO 125 100
RAW photos
Autofocusing
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 9 9
Lens
Lens mount fixed lens fixed lens
Lens focal range 25-100mm (4.0x) 28-112mm (4.0x)
Highest aperture f/2.0-4.9 f/3.0-5.8
Macro focus distance 1cm 5cm
Crop factor 5.8 5.8
Screen
Type of display Fixed Type Fixed Type
Display size 3" 2.7"
Resolution of display 460 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch function
Display technology Widescreen TFT color LCD with anti-reflective coating -
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 4 secs 1 secs
Highest shutter speed 1/4000 secs 1/2000 secs
Continuous shooting rate - 1.0fps
Shutter priority
Aperture priority
Manually set exposure
Custom WB
Image stabilization
Integrated flash
Flash range 3.40 m 3.00 m
Flash options Auto, On, Off, Red-eye, Soft Auto, On, Off, Slow syncro
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) 640 x 480 (30 fps), 320 x 240 (30 fps)
Max video resolution 1920x1080 640x480
Video data format MPEG-4, H.264 Motion JPEG
Mic port
Headphone port
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 238 gr (0.52 lbs) 137 gr (0.30 lbs)
Dimensions 125 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 All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 240 photographs -
Battery type Battery Pack -
Battery model D-LI92 NP-BN1
Self timer Yes (2 or 10 sec) Yes (2 sec or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC card, Internal SD/SDHC, Memory Stick Duo / Pro Duo / Pro HG-Duo, Internal
Card slots One One
Price at launch $350 $150