Pentax K-7 vs Sigma SD1

The following is a comprehensive overview of the Pentax K-7 vs Sigma SD1, both Advanced DSLR digital cameras by companies Pentax and Sigma. The image resolution of the K-7 (15MP) and the SD1 (15MP) is pretty similar and they use the same exact sensor sizing (APS-C).

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The K-7 was introduced 11 months before the SD1 which means that they are of a similar generation. Each of these cameras offer the identical body type (Mid-size SLR).

Before diving through a comprehensive comparison, below is a concise synopsis of how the K-7 grades versus the SD1 in relation to portability, imaging, features and an overall mark.

Following is a preview of the gallery images for Pentax K-7 and Sigma SD1. The whole galleries are viewable at Pentax K-7 Gallery and Sigma SD1 Gallery.

If you're intending to travel with your camera regularly, you have to consider its weight and size. The Pentax K-7 has got external measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 750 grams (1.65 lbs) whilst the Sigma SD1 has specifications of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") and a weight of n/a grams (0.00 lbs).

Take a look at the Pentax K-7 vs Sigma SD1 in the new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have chosen at that time. Following is the front view measurement comparison of the K-7 vs the SD1.

Looking at dimensions and weight, the portability score of the K-7 and SD1 is 60 and 77 respectively.

Sometimes, its tough to visualize the gap between sensor dimensions merely by reviewing technical specs. The image underneath will help provide you a far better sense of the sensor sizing in the K-7 and SD1.

As you can tell, each of these cameras enjoy the same exact sensor sizing and the identical MP therefore you should expect similar quality of files but you might want to factor the release date of the products into consideration. The more aged K-7 is going to be disadvantaged with regard to sensor tech.