Nikon D3100 vs Sony A200

In this article, we will be evaluating the Nikon D3100 and Sony A200, both Entry-Level DSLR cameras by companies Nikon and Sony. There exists a noticeable gap among the resolutions of the D3100 (14MP) and A200 (10MP) but they possess the same exact sensor sizing (APS-C).

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The D3100 was manufactured 2 years later than the A200 and that is a fairly sizable difference as far as camera technology is concerned. Both cameras offer the identical body type (Compact SLR).

Before we go through a in depth comparison, below is a concise summary of how the D3100 matches up vs the A200 in terms of portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Nikon D3100 & Sony Alpha DSLR-A200. The entire galleries are provided at Nikon D3100 Gallery & Sony A200 Gallery.

When you are intending to lug around your camera often, you will want to take into account its weight and proportions. The Nikon D3100 has physical dimensions of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") along with a weight of 505 grams (1.11 lbs) whilst the Sony A200 has measurements of 131mm x 99mm x 71mm (5.2" x 3.9" x 2.8") along with a weight of 572 grams (1.26 lbs).

Contrast the Nikon D3100 and Sony A200 in our completely new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ based on the lens you are using at that time. Below is the front view scale comparison of the D3100 and the A200.

Taking into account dimensions and weight, the portability score of the D3100 and A200 is 68 and 66 respectively.

More often than not, it's hard to see the contrast in sensor measurements simply by researching a spec sheet. The graphic underneath will provide you a greater sense of the sensor dimensions in the D3100 and A200.

Clearly, both of those cameras offer the same exact sensor sizing albeit not the same resolution. You can expect the Nikon D3100 to render greater detail due to its extra 4 Megapixels. Higher resolution can also make it easier to crop pictures a little more aggressively. The fresher D3100 will have a benefit with regard to sensor innovation.