Sigma DP2 vs Sony A450

On this page, we will be analyzing the Sigma DP2 versus Sony A450, one being a Large Sensor Compact and the latter is a Entry-Level DSLR by brands Sigma and Sony. There is a significant difference between the sensor resolutions of the DP2 (5MP) and A450 (14MP) but both cameras boast the same sensor sizes (APS-C).

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The DP2 was launched 3 months prior to the A450 which means that they are both of a similar generation. Each of these cameras have different body design with the Sigma DP2 being a Large Sensor Compact camera and the Sony A450 being a Compact SLR camera.

Before getting straight to a complete comparison, here is a brief highlight of how the DP2 grades vs the A450 in relation to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Sigma DP2 and Sony Alpha DSLR-A450. The complete galleries are provided at Sigma DP2 Gallery and Sony A450 Gallery.

For anyone who is planning to carry your camera, you will have to take into account its weight and proportions. The Sigma DP2 comes with physical dimensions of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") and a weight of 280 grams (0.62 lbs) whilst the Sony A450 has measurements of 137mm x 104mm x 81mm (5.4" x 4.1" x 3.2") along with a weight of 560 grams (1.23 lbs).

Compare the Sigma DP2 versus Sony A450 in the new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you are working with at that time. Underneath is a front view proportions comparison of the DP2 versus the A450.

Using size and weight, the portability score of the DP2 and A450 is 86 and 65 respectively.

Usually, it's difficult to visualise the difference between sensor sizing merely by going over a spec sheet. The graphic here will help provide you a much better sense of the sensor sizes in the DP2 and A450.

As you can see, both the cameras provide the same sensor dimensions albeit not the same megapixels. You should count on the Sony A450 to offer extra detail utilizing its extra 9 Megapixels. Higher resolution can also help you crop photographs more aggressively.