Canon G15 vs Nikon S31

Let's look closer at the Canon G15 and Nikon S31, former is a Small Sensor Compact while the other is a Waterproof by competitors Canon and Nikon. The image resolution of the G15 (12MP) and the S31 (10MP) is fairly similar but the G15 (1/1.7") and S31 (1/2.9") posses different sensor sizing.

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The G15 was announced 9 months prior to the S31 and they are of a similar age. The two cameras have the same body design (Compact).

Before getting into a more detailed comparison, here is a simple introduction of how the G15 matches up vs the S31 when considering portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Canon PowerShot G15 & Nikon Coolpix S31. The whole galleries are viewable at Canon G15 Gallery & Nikon S31 Gallery.

If you're looking to travel with your camera regularly, you will need to think about its weight and measurements. The Canon G15 features physical dimensions of 107mm x 76mm x 40mm (4.2" x 3.0" x 1.6") along with a weight of 352 grams (0.78 lbs) and the Nikon S31 has proportions of 105mm x 65mm x 42mm (4.1" x 2.6" x 1.7") and a weight of 185 grams (0.41 lbs).

Contrast the Canon G15 and Nikon S31 in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will change dependant on the lens you have at that moment. Underneath is a front view measurements comparison of the G15 compared to the S31.

Using size and weight, the portability rating of the G15 and S31 is 86 and 90 respectively.

Usually, it can be difficult to picture the contrast between sensor dimensions just by reading specifications. The pic below may give you a clearer sense of the sensor sizes in the G15 and S31.

Plainly, the 2 cameras provide different megapixels and different sensor dimensions. The G15 using its larger sensor is going to make shooting shallow DOF less difficult and the Canon G15 will offer you more detail with its extra 2MP. Greater resolution will help you crop photos more aggressively. The more aged G15 is going to be behind in sensor tech.