Nikon S31 vs Pentax I-10

The following is a extended overview of the Nikon S31 vs Pentax I-10, one is a Waterproof and the latter is a Small Sensor Compact by companies Nikon and Pentax. The image resolution of the S31 (10MP) and the I-10 (12MP) is pretty comparable but the S31 (1/2.9") and I-10 (1/2.3") have totally different sensor size.

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The S31 was launched 3 years after the I-10 which is a fairly sizable gap as far as camera technology is concerned. Each of the cameras have the same body design (Compact).

Before diving right into a step-by-step comparison, here is a quick view of how the S31 matches up versus the I-10 for portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Nikon Coolpix S31 and Pentax Optio I-10. The complete galleries are viewable at Nikon S31 Gallery and Pentax I-10 Gallery.

For those who are going to travel with your camera often, you're going to have to consider its weight and proportions. The Nikon S31 features outer measurements of 105mm x 65mm x 42mm (4.1" x 2.6" x 1.7") along with a weight of 185 grams (0.41 lbs) while the Pentax I-10 has measurements of 101mm x 65mm x 28mm (4.0" x 2.6" x 1.1") accompanied by a weight of 153 grams (0.34 lbs).

Check out the Nikon S31 vs Pentax I-10 in the latest Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at that moment. Below is a front view measurement comparison of the S31 compared to the I-10.

Looking at dimensions and weight, the portability rating of the S31 and I-10 is 90 and 93 respectively.

Sometimes, its difficult to visualise the difference in sensor dimensions only by checking out technical specs. The picture here should give you a better sense of the sensor measurements in the S31 and I-10.

As you can tell, the two cameras have different resolutions and different sensor dimensions. The S31 because of its smaller sensor will make shooting shallower DOF trickier and the Pentax I-10 will provide extra detail utilizing its extra 2 Megapixels. Higher resolution will enable you to crop shots a bit more aggressively. The more recent S31 will have an advantage in sensor technology.