Nikon S31 vs Sony A9

Lets take a closer look at the Nikon S31 versus Sony A9, former being a Waterproof while the other is a Pro Mirrorless by manufacturers Nikon and Sony. There exists a noticeable gap between the sensor resolutions of the S31 (10MP) and A9 (24MP) and the S31 (1/2.9") and A9 (Full frame) possess different sensor sizes.

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The S31 was brought out 4 years before the A9 and that is quite a sizable difference as far as technology is concerned. Each of these cameras offer different body type with the Nikon S31 being a Compact camera and the Sony A9 being a SLR-style mirrorless camera.

Before delving through a comprehensive comparison, below is a brief summary of how the S31 matches up versus the A9 for portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Nikon Coolpix S31 & Sony Alpha A9. The entire galleries are viewable at Nikon S31 Gallery & Sony A9 Gallery.

If you're aiming to carry your camera often, you will need to factor in its weight and size. The Nikon S31 comes with 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) and the Sony A9 has specifications of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") having a weight of 673 grams (1.48 lbs).

Look at the Nikon S31 versus Sony A9 in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change dependant on the lens you are employing at the time. Underneath is the front view dimensions comparison of the S31 against the A9.

Using dimensions and weight, the portability score of the S31 and A9 is 90 and 65 respectively.

Sometimes, its difficult to picture the contrast between sensor sizing purely by reading specs. The visual below should offer you a stronger sense of the sensor sizing in the S31 and A9.

All in all, each of the cameras offer different megapixels and different sensor sizing. The S31 because of its tinier sensor is going to make achieving shallow depth of field trickier and the Sony A9 will offer you greater detail having its extra 14MP. Greater resolution can also enable you to crop pics a little more aggressively. The older S31 is going to be behind when it comes to sensor innovation.