Nikon D3100 vs Pentax K-r

Below, we are reviewing the Nikon D3100 vs Pentax K-r, both Entry-Level DSLR cameras by manufacturers Nikon and Pentax. The resolution of the D3100 (14MP) and the K-r (12MP) is very comparable and they enjoy the exact same sensor sizing (APS-C).

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The D3100 was unveiled 2 months prior to the K-r and they are both of a similar age. Each of the cameras come with the identical body type (Compact SLR).

Before diving through a in-depth comparison, below is a quick highlight of how the D3100 grades against the K-r in the way of portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Nikon D3100 & Pentax K-r. The full galleries are available at Nikon D3100 Gallery & Pentax K-r Gallery.

For those who are looking to carry your camera, you will want to consider its weight and volume. The Nikon D3100 features outside dimensions of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") with a weight of 505 grams (1.11 lbs) whilst the Pentax K-r has sizing of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") and a weight of 598 grams (1.32 lbs).

Look at the Nikon D3100 vs Pentax K-r in our brand new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will vary based on the lens you are using at that moment. The following is the front view sizing comparison of the D3100 vs the K-r.

Factoring in dimensions and weight, the portability grade of the D3100 and K-r is 68 and 67 respectively.

More often than not, it is very tough to visualise the difference in sensor sizing only by seeing a spec sheet. The photograph here should offer you a much better sense of the sensor dimensions in the D3100 and K-r.

As you can see, both of the cameras have got the exact same sensor measurements but not the same megapixels. You can expect to see the Nikon D3100 to produce more detail having an extra 2 Megapixels. Greater resolution will also allow you to crop photos much more aggressively.