Nikon D3100 vs Nikon D7000

Here, we are contrasting the Nikon D3100 and Nikon D7000, one being a Entry-Level DSLR and the other is a Advanced DSLR and both are created by Nikon. The image resolution of the D3100 (14MP) and the D7000 (16MP) is fairly well matched and both cameras posses the identical sensor measurements (APS-C).

Photography Glossary

The D3100 was introduced within a month of the D7000 which means that they are both of a similar generation. The two cameras feature different body design with the Nikon D3100 being a Compact SLR camera and the Nikon D7000 being a Mid-size SLR camera.

Before delving right into a more detailed comparison, here is a quick synopsis of how the D3100 grades versus the D7000 in regards to portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Nikon D3100 and Nikon D7000. The whole galleries are provided at Nikon D3100 Gallery and Nikon D7000 Gallery.

For those who are going to carry your camera often, you'll have to factor in its weight and volume. The Nikon D3100 provides outside measurements of 124mm x 96mm x 75mm (4.9" x 3.8" x 3.0") along with a weight of 505 grams (1.11 lbs) and the Nikon D7000 has sizing of 132mm x 105mm x 77mm (5.2" x 4.1" x 3.0") along with a weight of 780 grams (1.72 lbs).

Examine the Nikon D3100 and Nikon D7000 in the all new Camera and Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Below is a front view overall size comparison of the D3100 against the D7000.

Taking into consideration size and weight, the portability grade of the D3100 and D7000 is 68 and 59 respectively.

Usually, it's tough to imagine the gap between sensor sizing just by reading through specifications. The graphic below may give you a much better sense of the sensor measurements in the D3100 and D7000.

Plainly, both the cameras feature the identical sensor size but different MP. You should anticipate the Nikon D7000 to resolve extra detail using its extra 2 Megapixels. Greater resolution can also let you crop images way more aggressively.