Nikon S31 vs Olympus E-M10 IV

On this page, we will be looking at the Nikon S31 vs Olympus E-M10 IV, former being a Waterproof while the latter is a Entry-Level Mirrorless by manufacturers Nikon and Olympus. There is a substantial difference between the resolutions of the S31 (10MP) and E-M10 IV (20MP) and the S31 (1/2.9") and E-M10 IV (Four Thirds) posses different sensor dimensions.

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The S31 was introduced 8 years earlier than the E-M10 IV and that is quite a big difference as far as tech is concerned. Each of these cameras have different body design with the Nikon S31 being a Compact camera and the Olympus E-M10 IV being a SLR-style mirrorless camera.

Before getting right into a thorough comparison, here is a quick view of how the S31 grades vs the E-M10 IV in relation to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Nikon Coolpix S31 & Olympus OM-D E-M10 IV. The whole galleries are viewable at Nikon S31 Gallery & Olympus E-M10 IV Gallery.

For anyone who is aiming to carry your camera frequently, you should consider its weight and proportions. The Nikon S31 enjoys outside dimensions 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 Olympus E-M10 IV has measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") with a weight of 383 grams (0.84 lbs).

See the Nikon S31 vs Olympus E-M10 IV in our brand new Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary dependant on the lens you have attached at that time. Here is a front view overall size comparison of the S31 and the E-M10 IV.

Taking into account size and weight, the portability grade of the S31 and E-M10 IV is 90 and 81 respectively.

Often, it's hard to visualize the difference between sensor sizing just by looking at specs. The visual below will help offer you a much better sense of the sensor dimensions in the S31 and E-M10 IV.

All in all, both the cameras provide different megapixel count and different sensor sizing. The S31 with its tinier sensor is going to make shooting shallow depth of field more difficult and the Olympus E-M10 IV will give extra detail using its extra 10 Megapixels. Higher resolution will enable you to crop pictures more aggressively. The older S31 is going to be disadvantaged when it comes to sensor tech.