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Pentax WG-3 GPS vs Sony G3

Portability
90
Imaging
40
Features
43
Overall
41
Pentax WG-3 GPS front
 
Sony Cyber-shot DSC-G3 front
Portability
94
Imaging
33
Features
30
Overall
31

Pentax WG-3 GPS vs Sony G3 Key Specs

Pentax WG-3 GPS
(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
  • 238g - 125 x 64 x 33mm
  • Introduced July 2013
Sony G3
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 3.5" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 640 x 480 video
  • 35-140mm (F3.5-10.0) lens
  • 185g - 97 x 59 x 22mm
  • Announced January 2009
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Pentax WG-3 GPS vs Sony G3 Overview

Below is a detailed comparison of the Pentax WG-3 GPS vs Sony G3, one being a Waterproof and the latter is a Small Sensor Compact by companies Pentax and Sony. There is a huge difference between the sensor resolutions of the WG-3 GPS (16MP) and G3 (10MP) but they possess the same exact sensor sizes (1/2.3").

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The WG-3 GPS was brought out 4 years later than the G3 and that is quite a significant gap as far as tech is concerned. Both of these cameras offer the identical body type (Compact).

Before diving through a detailed comparison, below is a short introduction of how the WG-3 GPS scores against the G3 in the way of portability, imaging, features and an overall grade.

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Reasons to pick Pentax WG-3 GPS over the Sony G3

 WG-3 GPS G3 
AnnouncedJuly 2013January 2009More recent by 56 months

Reasons to pick Sony G3 over the Pentax WG-3 GPS

 G3 WG-3 GPS 
Screen sizing3.5"3"Bigger screen (+0.5")
Screen resolution921k460kSharper screen (+461k dot)
Touch screen Quickly navigate

Common features in the Pentax WG-3 GPS and Sony G3

 WG-3 GPS G3 
Focus manually More accurate focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither provides selfie screen

Pentax WG-3 GPS vs Sony G3 Physical Comparison

If you're looking to lug around your camera, you're going to have to consider its weight and volume. The Pentax WG-3 GPS provides exterior dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") and a weight of 238 grams (0.52 lbs) whilst the Sony G3 has sizing of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") having a weight of 185 grams (0.41 lbs).

Look at the Pentax WG-3 GPS vs Sony G3 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you use at the time. Underneath is the front view dimension comparison of the WG-3 GPS and the G3.

Pentax WG-3 GPS vs Sony G3 size comparison

Taking into consideration size and weight, the portability rating of the WG-3 GPS and G3 is 90 and 94 respectively.

Pentax WG-3 GPS vs Sony G3 top view buttons comparison

Pentax WG-3 GPS vs Sony G3 Sensor Comparison

Usually, its hard to picture the difference between sensor measurements merely by reviewing technical specs. The graphic below might offer you a better sense of the sensor dimensions in the WG-3 GPS and G3.

As you can tell, the two cameras offer the same exact sensor sizing albeit different resolution. You should count on the Pentax WG-3 GPS to offer you more detail having its extra 6 Megapixels. Higher resolution will allow you to crop shots a little more aggressively. The newer WG-3 GPS provides a benefit with regard to sensor innovation.

Pentax WG-3 GPS vs Sony G3 sensor size comparison

Pentax WG-3 GPS vs Sony G3 Screen and ViewFinder

Pentax WG-3 GPS vs Sony G3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax WG-3 GPS as a Portrait photography camera
Sony G3 as a Portrait photography camera
41
you can focus manually
good resolution (16MP)
supports face detection focusing
no manual exposure
can't use external flash
sensor size is very small (1/2.3")
lack of RAW files
26
focusing manually
manual mode not possible
cannot use external flash
low resolution sensor (10MP)
sensor is very small (1/2.3")
doesn't have RAW format
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Street Comparison

Pentax WG-3 GPS Street photography advice
Sony G3 Street photography advice
59
built in image stabilization (Sensor-shift)
environment proof
screen is fixed
sensor size is very small (1/2.3")
lack of RAW files
heavier than others in class (238 grams)
56
has image stabilization (Optical)
no articulating screen
sensor is very small (1/2.3")
doesn't have RAW format
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Sports Comparison

Sports photography with Pentax WG-3 GPS
Sports photography with Sony G3
45
built in image stabilization (Sensor-shift)
good resolution (16 megapixels)
supports tracking autofocus
environment proof
lack of shutter priority mode
sensor size is very small (1/2.3")
terrible battery (240 shots)
lack of phase detect AF
23
has image stabilization (Optical)
maximum shutter speed is a little low (1/1,000 seconds)
low fps (2.0 frames/s)
no shutter priority
low resolution sensor (10MP)
sensor is very small (1/2.3")
doesn't have phase detect autofocus
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Travel Comparison

Pentax WG-3 GPS as a Travel photography camera
Sony G3 as a Travel photography camera
69
environment proof
good resolution (16MP)
flash built-in
decently wide (25mm)
very good max aperture (f2.0)
terrible battery (240 shots)
heavier than others in class (238 grams)
doesn't have selfie friendly display
50
flash built-in
lack of Time Lapse recording
low resolution sensor (10 megapixels)
screen is not selfie friendly
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
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Landscape Comparison

Pentax WG-3 GPS Landscape photography details
Sony G3 Landscape photography details
54
you can focus manually
decently wide (25mm)
very good max aperture (f2.0)
nice screen size (3 inches)
built in image stabilization (Sensor-shift)
good resolution (16MP)
environment proof
can't swap lens (fixed lens mount)
no manual exposure
sensor size is very small (1/2.3")
lack of RAW files
terrible battery (240 shots)
36
focusing manually
lovely big screen (3.5")
has image stabilization (Optical)
can't change lenses (fixed lens mount)
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
manual mode not possible
low resolution sensor (10MP)
sensor is very small (1/2.3")
doesn't have RAW format
lack of Time Lapse recording
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Vlogging Comparison

Pentax WG-3 GPS Vlogging factors
Sony G3 Vlogging factors
34
decently wide (25mm)
very good max aperture (f2.0)
built in image stabilization (Sensor-shift)
supports face detection focusing
high res video (1920 x 1080 resolution)
doesn't have selfie friendly display
missing external mic port
heavier than others in class (238 grams)
27
built-in touchscreen
has image stabilization (Optical)
wide angle not fantastic (35mm)
slow maximum aperture (f3.5)
screen is not selfie friendly
video res low (640 x 480 pxls)
lack of external mic socket
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Pentax WG-3 GPS vs Sony G3 Specifications

Detailed spec comparison table for Pentax WG-3 GPS and Sony G3
 Pentax WG-3 GPSSony Cyber-shot DSC-G3
General Information
Brand Pentax Sony
Model type Pentax WG-3 GPS Sony Cyber-shot DSC-G3
Type Waterproof Small Sensor Compact
Introduced 2013-07-19 2009-01-08
Physical type Compact Compact
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 area 28.1mm² 28.1mm²
Sensor resolution 16 megapixel 10 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3 and 16:9 4:3, 3:2 and 16:9
Highest Possible resolution 4608 x 3456 3648 x 2736
Maximum native ISO 6400 3200
Minimum native ISO 125 80
RAW images
Autofocusing
Manual focusing
Touch to focus
AF continuous
AF single
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 9 9
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 25-100mm (4.0x) 35-140mm (4.0x)
Highest aperture f/2.0-4.9 f/3.5-10.0
Macro focusing range 1cm -
Focal length multiplier 5.8 5.8
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 3 inch 3.5 inch
Resolution of screen 460k dots 921k dots
Selfie friendly
Liveview
Touch functionality
Screen technology Widescreen TFT color LCD with anti-reflective coating -
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 4 seconds 1 seconds
Fastest shutter speed 1/4000 seconds 1/1000 seconds
Continuous shutter rate - 2.0fps
Shutter priority
Aperture priority
Expose Manually
Change WB
Image stabilization
Built-in flash
Flash distance 3.40 m 4.30 m (Auto ISO)
Flash options Auto, On, Off, Red-eye, Soft Auto, On, Off, Red-Eye reduction, Slow Sync
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, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 1920x1080 640x480
Video 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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 238 gr (0.52 lbs) 185 gr (0.41 lbs)
Dimensions 125 x 64 x 33mm (4.9" x 2.5" x 1.3") 97 x 59 x 22mm (3.8" x 2.3" x 0.9")
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 images -
Battery type Battery Pack -
Battery ID D-LI92 -
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC card, Internal Memory Stick Duo/Pro Duo, Internal
Card slots One One
Launch price $350 $200