Pentax WG-2 GPS

Pentax Optio WG-2 GPS front
  • 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
  • Released February 2012
  • Read full specs
  • Alternatives
  • Size Comparison
  • FAQ

Pentax WG-2 GPS overview

Pentax WG-2 GPS is Pentax's Waterproof digital camera initially revealed on February of 2012. The camera features a 16MP, BSI-CMOS 1/2.3" size sensor with a peak resolution of 4288 x 3216.

The WG-2 GPS ranks at #33 out of 75 in Waterproof cameras & all-around #785 out of 1465 for cameras in our collection. You can try out our Smart camera finder to get camera rankings based on your customized criteria.

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The following is a diagram of different criteria used in the scoring system.

Pentax WG-2 GPS history

The Pentax WG-2 GPS is part of a family of cameras. You can see the detailed list below.

ModelVisualizeLensResolutionSensor SizeReleased
Pentax-WG-3 front thumbnailPentax WG-3
WG-2 GPS vs WG-3
Pentax-WG-3-GPS front thumbnailPentax WG-3 GPS
WG-2 GPS vs WG-3 GPS
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Pentax-WG-10 front thumbnailPentax WG-10
WG-2 GPS vs WG-10
Pentax-Optio-WG-2 front thumbnailPentax WG-2
WG-2 GPS vs WG-2
Pentax-Optio-WG-2-GPS front thumbnailPentax WG-2 GPS28-140mm
Pentax-Optio-WG-1-GPS front thumbnailPentax WG-1 GPS
WG-2 GPS vs WG-1 GPS
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Pentax-Optio-WG-1 front thumbnailPentax WG-1
WG-2 GPS vs WG-1
Pentax-Optio-W90 front thumbnailPentax W90
WG-2 GPS vs W90
Pentax-Optio-WS80 front thumbnailPentax WS80
WG-2 GPS vs WS80
Pentax-Optio-W60 front thumbnailPentax W60
WG-2 GPS vs W60
Pentax-Optio-W80 front thumbnailPentax W80
WG-2 GPS vs W80
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Pentax WG-2 GPS Pros and Cons

Here is a checklist of advantages and drawbacks of the Pentax WG-2 GPS based on factors that are typically seen as crucial in a digital camera.

comes with face detect focusing
comes with tracking focus
environment sealing
focusing manually
good zoom range (28-140mm 5.0 x zoom)
has built in flash
has HDMI support
megapixel count decent (16MP)
pretty wide (28mm)
screen size is decent (3 inch)
video resolution high (1920 x 1080 pxls)
doesn't have selfie friendly screen
lack of aperture priority mode
lack of image stabilization
lens is fixed (fixed lens mount)
manual mode not available
no articulating screen
no external flash support
no headphone jack
no mic jack
no phase detect AF
no RAW files
no shutter priority
pixelated screen (460 thousand dot)
sensor size is small (1/2.3")
slow continuous shooting (1.0 frames per second)
sluggish at full zoom (f5.5)
sluggish maximum aperture (f3.5)
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Pentax WG-2 GPS Sensor information

The specification of the sensor in the Pentax WG-2 GPS is 6.17mm x 4.55mm (1/2.3"). The 28 mm² sensor has the capability to resolve 4288 x 3216 pixels with aspect ratios of 1:1, 4:3 and 16:9.

Photography Glossary

The BSI-CMOS sensor has 16MP and includes a standard ISO range of 125 - 6400. Unfortunately, RAW files are not saved so you have less room to maneuver in post.

The image below shows the WG-2 GPS's sensor size compared to other popular sizes. The WG-2 GPS sensor has a crop factor of 5.8 and is highlighted in green.

Pentax Optio WG-2 GPS sensor size Snapchat Adds Watermarks to AI-Created Images

To get a sense of specific aspect ratios, you can refer to the graphic below.

Camera sensor aspect ratios

Pentax WG-2 GPS dimensions

Pentax WG-2 GPS weighs 0.44 lb (198g / 6.98 ounces) & the overall size of the camera is 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2"). The weight of general Waterproof camera is 195g so the Pentax WG-2 GPS is very similar compared to other competitors.

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The following is a photo of the Pentax WG-2 GPS alongside a softdrink so you're able to get a feel for its size.

Pentax Optio WG-2 GPS dimensions scale

The top view here will highlight the button design on the WG-2 GPS.

Pentax Optio WG-2 GPS topview buttons dials

Pentax WG-2 GPS Lens information

The WG-2 GPS includes a built in lens with a focal range of 28-140mm giving it a 5.0 x zoom which isn't really perfect nevertheless it will definitely be very helpful in certain circumstances.

At it's widest 28mm, the lens features an aperture of f3.5 which is pretty sluggish and not the best for low light conditions and you will likely find it difficult to get a shallow depth of field. You will likely also have to increase your ISO setting resulting in noisy shots. Towards the long end, 140mm comes to f5.5 making it pretty sluggish and you might have to utilize slower shutter speeds.

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Pentax WG-2 GPS Connectivity

The WG-2 GPS has the following connectivity:

  • USB Yes
  • Wireless Yes
  • HDMI Yes
  • GPS Yes

Cameras that feature NFC and / or Bluetooth connectivity can easily be controlled wirelessly by smartphones. You are able to send images and at times alter camera settings without connecting physically with the camera.

Several apps also give a Liveview and press the shutter in case you aren't close to the camera. If the camera comes with a HDMI port, it could be connected to an external screen. A good number of cameras will allow you to charge the battery using the USB port.

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Pentax WG-2 GPS Video information

The highest video quality in the Pentax WG-2 GPS is 1920 x 1080 and you can save in MPEG-4 and H.264 file format. 1080p quality can provide a good balance in video quality and file size but FULL HD will not give you any room to crop. The body doesn't include a microphone and / or headphone jack so you have zero control over the sound. It is probably best to find an alternative camera if you require good sound for your videos.

Photography Glossary

Pentax WG-2 GPS Weather Sealing

Pentax WG-2 GPS comes with environment sealing which makes it a great selection for use in challenging conditions. This is especially helpful whenever you are unsure about the conditions you may face in outdoor photography.

Pentax WG-2 GPS Screen and Viewfinder

The Pentax WG-2 GPS features a 3 inch fixed display screen with a resolution of 460 thousand dots.

Unfortunately the display screen isn't a touch screen.

Pentax Optio WG-2 GPS screen and viewfinder Samsung Releases Faster Versions of EVO MicroSD Cards

The ViewFinder specifications for Pentax WG-2 GPS are below:

  • ViewFinder None

Viewfinders can be quite beneficial in bright outdoor conditions which can make the camera screen washed out and very difficult to see.

Pentax WG-2 GPS Shutter information

Pentax WG-2 GPS continuous shooting speed is 1.0 frames per second. The maximum shutter speed is 1/4000s.

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Pentax WG-2 GPS Flash and Hot shoe information

Pentax WG-2 GPS features just inbuilt flash lacking external flash ability.

Pentax WG-2 GPS Autofocus information

Pentax WG-2 GPS features only Contrast Based AF & lacks Phase Detect AF. Phase Detection autofocusing is more faster & accurate than Contrast Based autofocusing. The camera features Face detection which makes it valuable for portraits.

The AF system features 9 focus points to select from. It also features Tracking AF for things on the move. Pentax WG-2 GPS comes with manual focusing if needed in low light scenarios or you want to have more exact focusing control.

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Pentax WG-2 GPS Battery life

The battery power (D-LI92) on the Pentax WG-2 GPS is designed to last for 260 clicks with respect to the CIPA benchmarks which is about the same as it's competitors. The typical Waterproof camera battery life is 275. Olympus TG-4 offers the highest (380) battery life in this group of cameras.

Listed below is a collection of Waterproof cameras with the highest battery life:

Pentax WG-2 GPS for different categories of photography

The following illustration shows a summation of the Pentax WG-2 GPS for different categories of photography. To see more, have a look at the specific section below.

Pentax WG-2 GPS Portrait photography information

The Pentax WG-2 GPS receives a rating of 40 which is subpar, meaning that it is just not very good for portrait images. Taking portrait images favors heavily to sensor dimensions, RAW support along with the potential to use external flash.

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you can focus manually
decent sensor resolution (16 megapixels)
supports face detection autofocus
no manual control
external flash not possible
sensor is tiny (1/2.3")
lacks RAW format

Pentax WG-2 GPS Street photography information

With a modest rating of 54, the Pentax WG-2 GPS is fairly appropriate to use in street photography. A very good street photography camera provides a fine balance of picture quality and portability.

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weather proofing
screen does not articulate
no image stabilization
sensor size is small (1/2.3")
lack of RAW format

Pentax WG-2 GPS Sports photography factors

A subpar sports photography score of 38 means the Pentax WG-2 GPS is just not very good for taking pictures of sports. A camera must have good autofocus plus fast continuous shooting for sports photography.

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good resolution (16MP)
features tracking autofocus
environment sealing
continuous shooting slow (1.0 fps)
lack of shutter priority mode
no image stabilization
sensor size is very small (1/2.3")
lack of phase detect AF

Pentax WG-2 GPS Travel photography features

Weight is super important in picking a travel camera. Over-all, the Pentax WG-2 GPS gets a very good 70 for a travelling camera which makes it a good choice to take with you on your travels.

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weather proofing
MP count decent (16 megapixels)
has built in flash
reasonably wide (28mm)
screen is not selfie friendly
somewhat slow max aperture (f3.5)

Pentax WG-2 GPS as a Landscape photography camera

For anybody who is planning to buy a camera for landscape photos, the most critical aspect will be image quality. The Pentax WG-2 GPS with it's average rating of 47 for a landscape camera is relatively adequate amongst its competition.

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you can focus manually
fairly wide (28mm)
pretty good screen size (3")
MP count good (16MP)
environment proof
lens is fixed (fixed lens mount)
somewhat slow max aperture (f3.5)
manual exposure not available
no image stabilization
tiny sensor size (1/2.3")
has no RAW support

Pentax WG-2 GPS Vlogging advice

A camera for vlogging should posses a moving display screen, mic input and if possible image stabilization. Considering every thing, the Pentax WG-2 GPS is just not very good as a vlog camera as it delivers a subpar rating of 30.

Photography Glossary
pretty wide (28mm)
offers face detection focus
high quality video (1920 x 1080 pixels)
slow max aperture (f3.5)
doesn't offer selfie friendly screen
does not have image stabilization
lack of external microphone support

Pentax WG-2 GPS Alternatives

If you are searching for replacements to the WG-2 GPS, below is a list of the highest ranked cameras that fall within the family of Waterproof.

The graph listed below will give you a summary of the WG-2 GPS vs it's highest rated competitors suggested above.

Following are several cameras you may consider as alternatives. To read a complete comparison, visit the "compare" link.

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General Information
Model type
Pentax Optio WG-2 GPS
Body design
Sensor Information
Sensor type
Sensor size
Sensor dimensions
6.17 x 4.55mm
Sensor surface area
Sensor resolution
16 megapixels
Anti alias filter
Aspect ratio
1:1, 4:3 and 16:9
Maximum resolution
4288 x 3216
RAW format
Maximum native ISO
Min native ISO
Focus manually
Touch to focus
Continuous autofocus
Single autofocus
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points
Lens support
fixed lens
Lens zoom range
28-140mm (5.0x)
Maximum aperture
Macro focusing range
Focal length multiplier
Screen type
Fixed Type
Screen diagonal
3 inch
Screen resolution
460 thousand dot
Selfie friendly
Touch screen
Screen technology
Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder type
DXO scores
DXO All around rating
not tested
DXO Color Depth rating
not tested
DXO Dynamic range rating
not tested
DXO Low light rating
not tested
Lowest shutter speed
Highest shutter speed
Continuous shooting speed
1.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Set white balance
Image stabilization
Integrated flash
Flash distance
5.40 m
Flash options
Auto, On, Off, Red-eye, Soft
External flash
White balance bracketing
AF area
Center weighted
Video features
Video resolutions
1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps)
Maximum video resolution
Video file format
MPEG-4, H.264
Mic input
Headphone input
Eye-Fi Connected
USB 2.0 (480 Mbit/sec)
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
198g (0.44 pounds)
Physical dimensions
122 x 61 x 30mm (4.8" x 2.4" x 1.2")
Battery life
260 images
Battery format
Battery Pack
Battery ID
Self timer
Yes (2 or 10 sec)
Time lapse shooting
Type of storage
SD/SDHC/SDXC card, Internal
Storage slots
Launch pricing