Nikon S31 vs Pentax WG-2
90 Imaging
34 Features
18 Overall
27
![Nikon Coolpix S31 front Nikon Coolpix S31 front](https://pxlmag.com/db/images/cameras/gallery/medium/Nikon-Coolpix-S31/Nikon-S31-front.jpg)
![Pentax Optio WG-2 front Pentax Optio WG-2 front](https://pxlmag.com/db/images/cameras/gallery/medium/Pentax-Optio-WG-2/Pentax-WG-2-front.jpg)
91 Imaging
39 Features
37 Overall
38
Nikon S31 vs Pentax WG-2 Key Specs
(Full Review)
- 10MP - 1/2.9" Sensor
- 2.7" Fixed Screen
- ISO 80 - 1600
- 1280 x 720 video
- 29-87mm (F) lens
- 185g - 105 x 65 x 42mm
- Released June 2013
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 6400
- 1920 x 1080 video
- 28-140mm (F3.5-5.5) lens
- 192g - 122 x 61 x 30mm
- Introduced February 2012
![](https://pxlmag.com/wp-content/uploads/2024/04/photography-glossary-218x150.jpg)
Nikon S31 vs Pentax WG-2 Overview
In this article, we will be matching up the Nikon S31 versus Pentax WG-2, both Waterproof cameras by competitors Nikon and Pentax. There is a sizable difference among the sensor resolutions of the S31 (10MP) and WG-2 (16MP) and the S31 (1/2.9") and WG-2 (1/2.3") use totally different sensor size.
![](https://pxlmag.com/wp-content/uploads/2024/04/Approach-to-AI-Generated-Content-218x150.jpg)
The S31 was introduced 17 months after the WG-2 which makes the cameras a generation away from each other. Each of the cameras offer the identical body type (Compact).
Before delving through a detailed comparison, below is a quick synopsis of how the S31 grades versus the WG-2 in regards to portability, imaging, features and an overall score.
![](https://pxlmag.com/wp-content/uploads/2024/04/iphone-optical-stabilization-218x150.jpg)
Nikon S31 vs Pentax WG-2 Gallery
This is a preview of the gallery images for Nikon Coolpix S31 & Pentax Optio WG-2. The whole galleries are available at Nikon S31 Gallery & Pentax WG-2 Gallery.
Reasons to pick Nikon S31 over the Pentax WG-2
S31 | WG-2 | |||
---|---|---|---|---|
Introduced | June 2013 | ![]() | February 2012 | More modern by 17 months |
Reasons to pick Pentax WG-2 over the Nikon S31
WG-2 | S31 | |||
---|---|---|---|---|
Manually focus | ![]() | Dial precise focus | ||
Screen sizing | 3" | ![]() | 2.7" | Bigger screen (+0.3") |
Screen resolution | 460k | ![]() | 230k | Crisper screen (+230k dot) |
Common features in the Nikon S31 and Pentax WG-2
S31 | WG-2 | |||
---|---|---|---|---|
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Selfie screen | ![]() | Neither offers selfie screen | ||
Touch friendly screen | ![]() | No Touch friendly screen |
Nikon S31 vs Pentax WG-2 Physical Comparison
If you're intending to carry around your camera frequently, you will want to take into account its weight and size. The Nikon S31 offers exterior dimensions of 105mm x 65mm x 42mm (4.1" x 2.6" x 1.7") and a weight of 185 grams (0.41 lbs) and the Pentax WG-2 has specifications of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") with a weight of 192 grams (0.42 lbs).
Check the Nikon S31 versus Pentax WG-2 in our brand new Camera & Lens Size Comparison Tool.![Camera Size Comparison with Lenses Camera Size Comparison with Lenses](https://pxlmag.com/db/assets/camera-size-comparison-animation.gif)
Take into account, the weight of an ILC will vary depending on the lens you are employing during that time. Following is the front view sizing comparison of the S31 versus the WG-2.
![Nikon S31 vs Pentax WG-2 size comparison Nikon S31 vs Pentax WG-2 size comparison](https://pxlmag.com/db/images/camera-compare/Nikon-Coolpix-S31-vs-Pentax-Optio-WG-2-size-comparison.jpg)
Factoring in size and weight, the portability grade of the S31 and WG-2 is 90 and 91 respectively.
![Nikon S31 vs Pentax WG-2 top view buttons comparison Nikon S31 vs Pentax WG-2 top view buttons comparison](https://pxlmag.com/db/images/camera-compare/Nikon-Coolpix-S31-vs-Pentax-Optio-WG-2-top-view-buttons-comparison.jpg)
Nikon S31 vs Pentax WG-2 Sensor Comparison
Usually, it is very hard to see the gap in sensor sizes merely by researching specs. The pic here might give you a better sense of the sensor dimensions in the S31 and WG-2.
As you can plainly see, the two cameras enjoy different megapixels and different sensor sizes. The S31 with its smaller sensor will make shooting shallower depth of field tougher and the Pentax WG-2 will render greater detail using its extra 6 Megapixels. Higher resolution will also let you crop pictures far more aggressively. The fresher S31 will have an advantage with regard to sensor tech.
![Nikon S31 vs Pentax WG-2 sensor size comparison Nikon S31 vs Pentax WG-2 sensor size comparison](https://pxlmag.com/db/images/sensor-compare/Nikon-Coolpix-S31-vs-Pentax-Optio-WG-2-sensor-size-comparison.png)
Nikon S31 vs Pentax WG-2 Screen and ViewFinder
![Nikon S31 vs Pentax WG-2 Screen and Viewfinder comparison Nikon S31 vs Pentax WG-2 Screen and Viewfinder comparison](https://pxlmag.com/db/images/camera-compare/Nikon-Coolpix-S31-vs-Pentax-Optio-WG-2-screen-back-comparison.jpg)
![](https://pxlmag.com/wp-content/uploads/2024/04/maxresdefault-218x150.jpg)
Photography Type Scores
Portrait Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/LP3_cut_13f_0212-218x150.jpg)
Street Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/snapchat-218x150.jpg)
Sports Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/tiktok-218x150.jpg)
Travel Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/ai-licence-218x150.jpg)
Landscape Comparison
![](https://pxlmag.com/wp-content/uploads/2024/06/No-Surprise-Pentax-17-Pre-Orders-218x150.jpg)
Vlogging Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/samsung-evo-microsd-cards-featur-218x150.jpg)
Nikon S31 vs Pentax WG-2 Specifications
Nikon Coolpix S31 | Pentax Optio WG-2 | |
---|---|---|
General Information | ||
Manufacturer | Nikon | Pentax |
Model type | Nikon Coolpix S31 | Pentax Optio WG-2 |
Category | Waterproof | Waterproof |
Released | 2013-06-21 | 2012-02-07 |
Body design | Compact | Compact |
Sensor Information | ||
Sensor type | CCD | BSI-CMOS |
Sensor size | 1/2.9" | 1/2.3" |
Sensor dimensions | 4.96 x 3.72mm | 6.17 x 4.55mm |
Sensor area | 18.5mm² | 28.1mm² |
Sensor resolution | 10MP | 16MP |
Anti alias filter | ||
Aspect ratio | - | 1:1, 4:3 and 16:9 |
Peak resolution | 3648 x 2736 | 4288 x 3216 |
Highest native ISO | 1600 | 6400 |
Min native ISO | 80 | 125 |
RAW format | ||
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Autofocus single | ||
Autofocus tracking | ||
Selective autofocus | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Total focus points | - | 9 |
Cross type focus points | - | - |
Lens | ||
Lens mount type | fixed lens | fixed lens |
Lens zoom range | 29-87mm (3.0x) | 28-140mm (5.0x) |
Max aperture | - | f/3.5-5.5 |
Macro focusing distance | - | 1cm |
Crop factor | 7.3 | 5.8 |
Screen | ||
Screen type | Fixed Type | Fixed Type |
Screen sizing | 2.7 inch | 3 inch |
Resolution of screen | 230k dot | 460k dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Screen technology | - | Widescreen TFT color LCD with anti-reflective coating |
Viewfinder Information | ||
Viewfinder type | None | None |
Features | ||
Minimum shutter speed | 4 secs | 4 secs |
Fastest shutter speed | 1/2000 secs | 1/4000 secs |
Continuous shutter speed | - | 1.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | - | 5.40 m |
Flash options | - | Auto, On, Off, Red-eye, Soft |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1280 x 720 | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps) |
Highest video resolution | 1280x720 | 1920x1080 |
Video file format | - | MPEG-4, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 185g (0.41 pounds) | 192g (0.42 pounds) |
Dimensions | 105 x 65 x 42mm (4.1" x 2.6" x 1.7") | 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 | 260 shots | 260 shots |
Battery format | Battery Pack | Battery Pack |
Battery ID | EN-EL12 | D-LI92 |
Self timer | - | Yes (2 or 10 sec) |
Time lapse shooting | ||
Type of storage | SD / SDHC/SDXC | SD/SDHC/SDXC card, Internal |
Storage slots | Single | Single |
Launch price | $90 | $350 |