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Olympus SZ-31MR iHS vs Pentax WG-2 GPS

Portability
89
Imaging
39
Features
47
Overall
42
Olympus SZ-31MR iHS front
 
Pentax Optio WG-2 GPS front
Portability
91
Imaging
39
Features
37
Overall
38

Olympus SZ-31MR iHS vs Pentax WG-2 GPS Key Specs

Olympus SZ-31MR iHS
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-600mm (F3.0-6.9) lens
  • 226g - 106 x 69 x 40mm
  • Revealed February 2012
Pentax WG-2 GPS
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • 1920 x 1080 video
  • 28-140mm (F3.5-5.5) lens
  • 198g - 122 x 61 x 30mm
  • Announced February 2012
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Olympus SZ-31MR iHS vs Pentax WG-2 GPS Overview

Its time to look more closely at the Olympus SZ-31MR iHS vs Pentax WG-2 GPS, former being a Small Sensor Superzoom while the latter is a Waterproof by competitors Olympus and Pentax. The image resolution of the SZ-31MR iHS (16MP) and the WG-2 GPS (16MP) is relatively well matched and both cameras offer the identical sensor size (1/2.3").

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The SZ-31MR iHS was unveiled around the same time to the WG-2 GPS so they are both of a similar age. The two cameras feature the same body design (Compact).

Before going into a in-depth comparison, here is a short summation of how the SZ-31MR iHS scores versus the WG-2 GPS with regard to portability, imaging, features and an overall rating.

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Reasons to pick Olympus SZ-31MR iHS over the Pentax WG-2 GPS

 SZ-31MR iHS WG-2 GPS 
Screen resolution920k460kClearer screen (+460k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax WG-2 GPS over the Olympus SZ-31MR iHS

 WG-2 GPS SZ-31MR iHS 
Manually focus Dial precise focus

Common features in the Olympus SZ-31MR iHS and Pentax WG-2 GPS

 SZ-31MR iHS WG-2 GPS 
AnnouncedFebruary 2012February 2012Similar age
Screen typeFixed Fixed Fixed screen
Screen size3"3"Same screen size
Selfie screen Lack of selfie screen

Olympus SZ-31MR iHS vs Pentax WG-2 GPS Physical Comparison

If you are looking to carry your camera often, you should consider its weight and measurements. The Olympus SZ-31MR iHS has external measurements of 106mm x 69mm x 40mm (4.2" x 2.7" x 1.6") along with a weight of 226 grams (0.50 lbs) whilst the Pentax WG-2 GPS has proportions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 198 grams (0.44 lbs).

Compare the Olympus SZ-31MR iHS vs Pentax WG-2 GPS in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change depending on the lens you use at the time. Underneath is a front view size comparison of the SZ-31MR iHS vs the WG-2 GPS.

Olympus SZ-31MR iHS vs Pentax WG-2 GPS size comparison

Taking into consideration dimensions and weight, the portability score of the SZ-31MR iHS and WG-2 GPS is 89 and 91 respectively.

Olympus SZ-31MR iHS vs Pentax WG-2 GPS top view buttons comparison

Olympus SZ-31MR iHS vs Pentax WG-2 GPS Sensor Comparison

Quite often, it is very hard to picture the gap between sensor sizing just by reading through a spec sheet. The graphic here will provide you a stronger sense of the sensor sizing in the SZ-31MR iHS and WG-2 GPS.

As you can see, both cameras come with the identical sensor size and the identical megapixels so you can expect similar quality of pictures although you may want to consider the launch date of the products into consideration.

Olympus SZ-31MR iHS vs Pentax WG-2 GPS sensor size comparison

Olympus SZ-31MR iHS vs Pentax WG-2 GPS Screen and ViewFinder

Olympus SZ-31MR iHS vs Pentax WG-2 GPS Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus SZ-31MR iHS
Portrait photography with Pentax WG-2 GPS
34
decent sensor resolution (16MP)
provides face detect autofocus
no manual focus
no manual control
cannot use external flash
sensor size is small (1/2.3")
doesn't have RAW files
40
focusing manually
decent sensor resolution (16 megapixels)
has face detection autofocus
no manual exposure
can't use external flash
very small sensor size (1/2.3")
does not have RAW format
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Street Comparison

Olympus SZ-31MR iHS Street photography info
Pentax WG-2 GPS Street photography info
64
image stabilization (Sensor-shift)
has touch focus
lighter than average (226 grams)
no moving screen
sensor size is small (1/2.3")
doesn't have RAW files
54
environment proofing
screen is fixed
lack of image stabilization
very small sensor size (1/2.3")
does not have RAW format
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Sports Comparison

Olympus SZ-31MR iHS as a Sports photography camera
Pentax WG-2 GPS as a Sports photography camera
44
great zoom range (25-600mm 24.0 x zoom)
image stabilization (Sensor-shift)
decent sensor resolution (16MP)
provides tracking focus
no shutter priority mode
sensor size is small (1/2.3")
not so great battery power (200 CIPA)
doesn't have phase detect autofocus
38
decent sensor resolution (16MP)
has tracking autofocus
environment proofing
slow fps (1.0 frames/s)
lack of shutter priority mode
lack of image stabilization
very small sensor size (1/2.3")
does not have phase detect autofocus
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Travel Comparison

Olympus SZ-31MR iHS Travel photography info
Pentax WG-2 GPS Travel photography info
67
lighter than average (226g)
has touch focus
decent sensor resolution (16 megapixels)
has built in flash
really wide (25mm)
long zoom (600mm)
missing Time Lapse mode
not so great battery power (200 CIPA)
screen isn't selfie friendly
somewhat slow maximum aperture (f3.0)
70
environment proofing
decent sensor resolution (16MP)
built-in flash
reasonably wide (28mm)
does not contain selfie friendly screen
sluggish maximum aperture (f3.5)
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Landscape Comparison

Landscape photography with Olympus SZ-31MR iHS
Landscape photography with Pentax WG-2 GPS
41
really wide (25mm)
pretty good screen size (3 inches)
image stabilization (Sensor-shift)
decent sensor resolution (16 megapixels)
no manual focus
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.0)
no manual control
sensor size is small (1/2.3")
doesn't have RAW files
not so great battery power (200 shots)
missing Time Lapse mode
47
focusing manually
reasonably wide (28mm)
screen size is decent (3 inch)
decent sensor resolution (16MP)
environment proofing
lens is fixed (fixed lens mount)
sluggish maximum aperture (f3.5)
no manual exposure
lack of image stabilization
very small sensor size (1/2.3")
does not have RAW format
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Vlogging Comparison

Vlogging with Olympus SZ-31MR iHS
Vlogging with Pentax WG-2 GPS
35
really wide (25mm)
touch screen
image stabilization (Sensor-shift)
provides face detect autofocus
high res video (1920 x 1080 resolution)
lighter than average (226 grams)
somewhat slow maximum aperture (f3.0)
screen isn't selfie friendly
missing mic port
30
reasonably wide (28mm)
has face detection autofocus
video resolution high (1920 x 1080 pixels)
sluggish maximum aperture (f3.5)
does not contain selfie friendly screen
lack of image stabilization
does not have external microphone jack
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Olympus SZ-31MR iHS vs Pentax WG-2 GPS Specifications

Detailed spec comparison table for Olympus SZ-31MR iHS and Pentax WG-2 GPS
 Olympus SZ-31MR iHSPentax Optio WG-2 GPS
General Information
Make Olympus Pentax
Model type Olympus SZ-31MR iHS Pentax Optio WG-2 GPS
Category Small Sensor Superzoom Waterproof
Revealed 2012-02-08 2012-02-07
Body design Compact Compact
Sensor Information
Powered by Dual TruePic V -
Sensor type BSI-CMOS BSI-CMOS
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.17 x 4.55mm
Sensor surface area 28.1mm² 28.1mm²
Sensor resolution 16 megapixels 16 megapixels
Anti alias filter
Aspect ratio 4:3 and 16:9 1:1, 4:3 and 16:9
Peak resolution 4608 x 3456 4288 x 3216
Highest native ISO 6400 6400
Lowest native ISO 80 125
RAW format
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points - 9
Cross type focus points - -
Lens
Lens support fixed lens fixed lens
Lens zoom range 25-600mm (24.0x) 28-140mm (5.0x)
Maximal aperture f/3.0-6.9 f/3.5-5.5
Macro focusing distance 1cm 1cm
Focal length multiplier 5.8 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen size 3" 3"
Screen resolution 920 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch capability
Screen tech Hypercrystal III TFT Color LCD Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 4 seconds 4 seconds
Fastest shutter speed 1/1700 seconds 1/4000 seconds
Continuous shutter speed 7.0fps 1.0fps
Shutter priority
Aperture priority
Manually set exposure
Set white balance
Image stabilization
Integrated flash
Flash distance 9.30 m 5.40 m
Flash modes Auto, On, Off, Red-Eye, Fill-in Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps)
Highest video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, H.264
Microphone input
Headphone input
Connectivity
Wireless Eye-Fi Connected Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 226 grams (0.50 pounds) 198 grams (0.44 pounds)
Physical dimensions 106 x 69 x 40mm (4.2" x 2.7" x 1.6") 122 x 61 x 30mm (4.8" x 2.4" x 1.2")
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 200 pictures 260 pictures
Battery format Battery Pack Battery Pack
Battery ID LI-50B D-LI92
Self timer Yes (2 or 12 sec, pet auto shutter) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC SD/SDHC/SDXC card, Internal
Storage slots One One
Launch cost $0 $300