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Olympus TG-870 vs Pentax WG-2 GPS

Portability
91
Imaging
41
Features
46
Overall
43
Olympus Stylus Tough TG-870 front
 
Pentax Optio WG-2 GPS front
Portability
91
Imaging
39
Features
37
Overall
38

Olympus TG-870 vs Pentax WG-2 GPS Key Specs

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Screen
  • ISO 125 - 6400 (Push to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Introduced January 2016
  • Replaced the Olympus TG-860
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 TG-870 vs Pentax WG-2 GPS Overview

Its time to look more in depth at the Olympus TG-870 vs Pentax WG-2 GPS, former being a Ultracompact while the latter is a Waterproof by brands Olympus and Pentax. The resolution of the TG-870 (16MP) and the WG-2 GPS (16MP) is pretty comparable and both cameras offer the same sensor sizing (1/2.3").

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The TG-870 was released 3 years later than the WG-2 GPS and that is a fairly serious difference as far as camera technology is concerned. The two cameras have different body design with the Olympus TG-870 being a Ultracompact camera and the Pentax WG-2 GPS being a Compact camera.

Before diving straight to a comprehensive comparison, here is a brief view of how the TG-870 scores against the WG-2 GPS with regards to portability, imaging, features and an overall grade.

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Reasons to pick Olympus TG-870 over the Pentax WG-2 GPS

 TG-870 WG-2 GPS 
AnnouncedJanuary 2016February 2012More recent by 48 months
Screen typeTiltingFixed Tilting screen
Screen resolution921k460kClearer screen (+461k dot)

Reasons to pick Pentax WG-2 GPS over the Olympus TG-870

 WG-2 GPS TG-870 
Manual focus Very accurate focusing

Common features in the Olympus TG-870 and Pentax WG-2 GPS

 TG-870 WG-2 GPS 
Screen dimensions3"3"Equal screen measurement
Selfie screen Neither includes selfie screen
Touch friendly screen Missing Touch friendly screen

Olympus TG-870 vs Pentax WG-2 GPS Physical Comparison

When you are aiming to lug around your camera frequently, you'll have to think about its weight and measurements. The Olympus TG-870 features outer dimensions of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") along with a weight of 221 grams (0.49 lbs) while the Pentax WG-2 GPS has proportions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") having a weight of 198 grams (0.44 lbs).

Check the Olympus TG-870 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 vary dependant on the lens you use at that time. Underneath is a front view dimensions comparison of the TG-870 vs the WG-2 GPS.

Olympus TG-870 vs Pentax WG-2 GPS size comparison

Taking into consideration dimensions and weight, the portability rating of the TG-870 and WG-2 GPS is 91 and 91 respectively.

Olympus TG-870 vs Pentax WG-2 GPS top view buttons comparison

Olympus TG-870 vs Pentax WG-2 GPS Sensor Comparison

Typically, its hard to see the difference in sensor measurements purely by checking out specs. The visual here will help offer you a better sense of the sensor sizes in the TG-870 and WG-2 GPS.

All in all, both the cameras provide the same sensor dimensions and the identical resolution and you can expect comparable quality of photographs though you should really take the launch date of the cameras into account. The newer TG-870 will have an advantage in sensor tech.

Olympus TG-870 vs Pentax WG-2 GPS sensor size comparison

Olympus TG-870 vs Pentax WG-2 GPS Screen and ViewFinder

Olympus TG-870 vs Pentax WG-2 GPS Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-870 Portrait photography info
Pentax WG-2 GPS Portrait photography info
36
decent megapixels (16 megapixels)
provides face detection focusing
lack of manual focus
no manual control
cannot use external flash
very small sensor size (1/2.3")
lack of RAW support
40
focusing manually
decent MP (16 megapixels)
comes with face detect autofocus
no manual mode
can't use external flash
small sensor (1/2.3")
has no RAW support
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Street Comparison

Street photography with Olympus TG-870
Street photography with Pentax WG-2 GPS
65
tilting screen
built in image stabilization (Optical)
environment proofing
very small sensor size (1/2.3")
lack of RAW support
more heavy than competition (221 grams)
54
environment proofing
screen is fixed
no image stabilization
small sensor (1/2.3")
has no RAW support
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Sports Comparison

Olympus TG-870 Sports photography information
Pentax WG-2 GPS Sports photography information
51
built in image stabilization (Optical)
decent megapixels (16 megapixels)
provides tracking autofocus
environment proofing
great battery (300 CIPA)
lack of shutter priority mode
very small sensor size (1/2.3")
lack of phase detect AF
38
decent MP (16MP)
comes with tracking focus
environment proofing
painfully slow continuous shooting (1.0 frames/s)
no shutter priority
no image stabilization
small sensor (1/2.3")
has no phase detect autofocus
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Travel Comparison

Olympus TG-870 Travel photography info
Pentax WG-2 GPS Travel photography info
69
great battery (300 CIPA)
environment proofing
decent megapixels (16MP)
built-in flash
pretty wide (21mm)
more heavy than competition (221g)
screen isn't selfie friendly
sluggish max aperture (f3.5)
70
environment proofing
decent MP (16 megapixels)
has built in flash
reasonably wide (28mm)
screen isn't selfie friendly
somewhat slow max aperture (f3.5)
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Landscape Comparison

Olympus TG-870 Landscape photography factors
Pentax WG-2 GPS Landscape photography factors
50
pretty wide (21mm)
screen size is decent (3")
built in image stabilization (Optical)
decent megapixels (16MP)
environment proofing
great battery (300 per charge)
lack of manual focus
lens is fixed (fixed lens mount)
sluggish max aperture (f3.5)
no manual control
very small sensor size (1/2.3")
lack of RAW support
47
focusing manually
reasonably wide (28mm)
pretty good screen size (3")
decent MP (16MP)
environment proofing
fixed lens (fixed lens mount)
somewhat slow max aperture (f3.5)
no manual mode
no image stabilization
small sensor (1/2.3")
has no RAW support
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Vlogging Comparison

Vlogging with Olympus TG-870
Vlogging with Pentax WG-2 GPS
32
pretty wide (21mm)
built in image stabilization (Optical)
provides face detection focusing
high video quality (1920 x 1080 resolution)
sluggish max aperture (f3.5)
screen isn't selfie friendly
missing external microphone port
more heavy than competition (221 grams)
30
reasonably wide (28mm)
comes with face detect autofocus
high quality video (1920 x 1080 resolution)
somewhat slow max aperture (f3.5)
screen isn't selfie friendly
no image stabilization
does not have microphone socket
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Olympus TG-870 vs Pentax WG-2 GPS Specifications

Detailed spec comparison table for Olympus TG-870 and Pentax WG-2 GPS
 Olympus Stylus Tough TG-870Pentax Optio WG-2 GPS
General Information
Company Olympus Pentax
Model Olympus Stylus Tough TG-870 Pentax Optio WG-2 GPS
Category Ultracompact Waterproof
Introduced 2016-01-06 2012-02-07
Physical type Ultracompact Compact
Sensor Information
Processor TruePic VII -
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 16MP 16MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Full resolution 4608 x 3456 4288 x 3216
Max native ISO 6400 6400
Max boosted ISO 12800 -
Min native ISO 125 125
RAW data
Autofocusing
Focus manually
Touch to focus
AF continuous
Single AF
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points - 9
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 21-105mm (5.0x) 28-140mm (5.0x)
Largest aperture f/3.5-5.7 f/3.5-5.5
Macro focus range 1cm 1cm
Focal length multiplier 5.8 5.8
Screen
Screen type Tilting Fixed Type
Screen diagonal 3 inches 3 inches
Screen resolution 921 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch friendly
Screen tech - Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder type None None
Features
Slowest shutter speed 4 secs 4 secs
Maximum shutter speed 1/2000 secs 1/4000 secs
Continuous shooting rate 7.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Change WB
Image stabilization
Built-in flash
Flash range 4.00 m (at ISO 1600) 5.40 m
Flash modes Auto, redeye reduction, fill flash, off, LED illuminator Auto, On, Off, Red-eye, Soft
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60p), 1280 x 720 (60p), 640 x 480 (60p) 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps)
Max video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn BuiltIn
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 221g (0.49 lb) 198g (0.44 lb)
Physical dimensions 113 x 64 x 28mm (4.4" x 2.5" x 1.1") 122 x 61 x 30mm (4.8" x 2.4" x 1.2")
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 300 images 260 images
Type of battery Battery Pack Battery Pack
Battery model Li-50B D-LI92
Self timer Yes (2 or 10 sec, custom) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC, Internal SD/SDHC/SDXC card, Internal
Card slots 1 1
Price at launch $280 $300