Nikon S31 vs Pentax RS1500

On this page, we will be reviewing the Nikon S31 and Pentax RS1500, one being a Waterproof and the latter is a Small Sensor Compact by rivals Nikon and Pentax. There is a huge difference between the resolutions of the S31 (10MP) and RS1500 (14MP) and the S31 (1/2.9") and RS1500 (1/2.3") boast totally different sensor sizes.

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The S31 was released 2 years later than the RS1500 and that is quite a significant gap as far as tech is concerned. Both cameras have the same body design (Compact).

Before we go into a comprehensive comparison, here is a short summation of how the S31 grades versus the RS1500 with regards to portability, imaging, features and an overall grade.

Here is a preview of the gallery photos for Nikon Coolpix S31 and Pentax Optio RS1500. The complete galleries are viewable at Nikon S31 Gallery and Pentax RS1500 Gallery.

If you are going to lug around your camera often, you will have to factor in its weight and dimensions. The Nikon S31 enjoys outside measurements of 105mm x 65mm x 42mm (4.1" x 2.6" x 1.7") accompanied by a weight of 185 grams (0.41 lbs) while the Pentax RS1500 has dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).

Analyze the Nikon S31 and Pentax RS1500 in the all new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you select at that time. Below is a front view scale comparison of the S31 versus the RS1500.

Taking into consideration size and weight, the portability score of the S31 and RS1500 is 90 and 93 respectively.

Generally, its hard to see the contrast between sensor measurements purely by looking at technical specs. The photograph underneath will give you a clearer sense of the sensor measurements in the S31 and RS1500.

As you have seen, each of the cameras have different megapixel count and different sensor measurements. The S31 because of its tinier sensor will make getting shallower DOF trickier and the Pentax RS1500 will resolve extra detail as a result of its extra 4 Megapixels. Higher resolution will allow you to crop shots a bit more aggressively. The fresher S31 will have an advantage when it comes to sensor technology.