Sigma DP1 vs Sigma SD15

The following is a comprehensive analysis of the Sigma DP1 vs Sigma SD15, one is a Large Sensor Compact and the latter is a Advanced DSLR and they are both built by Sigma. The image resolution of the DP1 (5MP) and the SD15 (5MP) is relatively similar and both cameras provide the identical sensor sizing (APS-C).

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The DP1 was announced 21 months prior to the SD15 which makes them a generation away from one another. Both the cameras feature different body design with the Sigma DP1 being a Large Sensor Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before diving straight to a full comparison, here is a short summation of how the DP1 scores versus the SD15 in terms of portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Sigma DP1 and Sigma SD15. The whole galleries are viewable at Sigma DP1 Gallery and Sigma SD15 Gallery.

If you're aiming to travel with your camera often, you will want to factor in its weight and proportions. The Sigma DP1 has got outer measurements of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") along with a weight of 270 grams (0.60 lbs) and the Sigma SD15 has measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Compare the Sigma DP1 vs Sigma SD15 in the all new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you select during that time. Following is a front view sizing comparison of the DP1 versus the SD15.

Looking at dimensions and weight, the portability score of the DP1 and SD15 is 87 and 59 respectively.

Normally, it is hard to visualize the gap between sensor dimensions simply by going over a spec sheet. The picture underneath should give you a better sense of the sensor sizing in the DP1 and SD15.

Clearly, both of these cameras feature the identical sensor size and the identical megapixels so you should expect similar quality of photographs but you might want to factor the release date of the products into consideration. The more aged DP1 is going to be disadvantaged in sensor tech.