Nikon S31 vs Pentax WG-2

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.

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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.

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.

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.

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.

Factoring in size and weight, the portability grade of the S31 and WG-2 is 90 and 91 respectively.

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.