Canon 400D vs Nikon D3100

The following is a comprehensive assessment of the Canon 400D and Nikon D3100, both Entry-Level DSLR cameras by competitors Canon and Nikon. There exists a big gap among the image resolutions of the 400D (10MP) and D3100 (14MP) but both cameras boast the same sensor dimensions (APS-C).

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The 400D was launched 5 years earlier than the D3100 which is a fairly big gap as far as camera technology is concerned. Each of the cameras have the same body design (Compact SLR).

Before delving right into a detailed comparison, here is a short overview of how the 400D matches up vs the D3100 in relation to portability, imaging, features and an overall mark.

Following is a sample of the gallery pictures for Canon EOS 400D and Nikon D3100. The complete galleries are provided at Canon 400D Gallery and Nikon D3100 Gallery.

If you are aiming to travel with your camera frequently, you're going to have to think about its weight and volume. The Canon 400D has got physical dimensions of 127mm x 94mm x 65mm (5.0" x 3.7" x 2.6") having a weight of 556 grams (1.23 lbs) and the Nikon D3100 has sizing of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") accompanied by a weight of 505 grams (1.11 lbs).

Analyze the Canon 400D and Nikon D3100 in the all new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at that time. The following is a front view measurements comparison of the 400D versus the D3100.

Taking into consideration dimensions and weight, the portability grade of the 400D and D3100 is 69 and 68 respectively.

More often than not, it's difficult to visualize the difference in sensor dimensions merely by checking out a spec sheet. The picture underneath might offer you a much better sense of the sensor sizes in the 400D and D3100.

Clearly, both the cameras have the same sensor dimensions but different resolution. You should anticipate the Nikon D3100 to produce greater detail utilizing its extra 4 Megapixels. Greater resolution will let you crop images a bit more aggressively. The more aged 400D will be disadvantaged with regard to sensor tech.