Sigma SD15 vs Sony NEX-7

Here is a detailed overview of the Sigma SD15 versus Sony NEX-7, former being a Advanced DSLR while the latter is a Advanced Mirrorless by companies Sigma and Sony. There is a considerable difference among the resolutions of the SD15 (5MP) and NEX-7 (24MP) but both cameras boast the same sensor sizes (APS-C).

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The SD15 was launched 22 months earlier than the NEX-7 which makes them a generation apart from each other. Both cameras have different body design with the Sigma SD15 being a Mid-size SLR camera and the Sony NEX-7 being a Rangefinder-style mirrorless camera.

Before getting straight to a detailed comparison, here is a concise view of how the SD15 scores against the NEX-7 with respect to portability, imaging, features and an overall rating.

The following is a preview of the gallery images for Sigma SD15 & Sony Alpha NEX-7. The complete galleries are provided at Sigma SD15 Gallery & Sony NEX-7 Gallery.

For anybody who is going to carry your camera, you will want to consider its weight and volume. The Sigma SD15 offers outside dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs) whilst the Sony NEX-7 has sizing of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") along with a weight of 400 grams (0.88 lbs).

Check out the Sigma SD15 versus Sony NEX-7 in our brand new Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change dependant on the lens you select during that time. The following is a front view overall size comparison of the SD15 versus the NEX-7.

Using size and weight, the portability grade of the SD15 and NEX-7 is 59 and 84 respectively.

In many cases, its tough to visualize the contrast in sensor sizing merely by seeing specifications. The graphic below will help give you a greater sense of the sensor sizes in the SD15 and NEX-7.

Plainly, both of these cameras provide the same sensor dimensions albeit different MP. You can expect the Sony NEX-7 to produce greater detail utilizing its extra 19MP. Higher resolution can also make it easier to crop pictures more aggressively. The older SD15 will be disadvantaged with regard to sensor innovation.