Sigma DP2x vs Sony A580

Below is a in-depth analysis of the Sigma DP2x and Sony A580, one being a Large Sensor Compact and the other is a Entry-Level DSLR by competitors Sigma and Sony. There is a big difference among the resolutions of the DP2x (5MP) and A580 (16MP) but both cameras have the same sensor sizing (APS-C).

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The DP2x was brought out 3 months before the A580 which means that they are both of a similar generation. The two cameras have different body design with the Sigma DP2x being a Large Sensor Compact camera and the Sony A580 being a Compact SLR camera.

Before delving into a complete comparison, here is a quick summary of how the DP2x scores against the A580 in the way of portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Sigma DP2x and Sony Alpha DSLR-A580. The entire galleries are provided at Sigma DP2x Gallery and Sony A580 Gallery.

For anybody who is aiming to lug around your camera often, you have to factor its weight and dimensions. The Sigma DP2x enjoys exterior measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") accompanied by a weight of 280 grams (0.62 lbs) and the Sony A580 has dimensions of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") having a weight of 599 grams (1.32 lbs).

Take a look at the Sigma DP2x and Sony A580 in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you use at the time. The following is a front view physical size comparison of the DP2x compared to the A580.

Using size and weight, the portability rating of the DP2x and A580 is 86 and 64 respectively.

Oftentimes, it is very tough to visualise the gap in sensor measurements merely by seeing technical specs. The visual underneath will provide you a more clear sense of the sensor measurements in the DP2x and A580.

As you have seen, each of these cameras provide the same sensor dimensions but not the same MP. You should expect to see the Sony A580 to produce greater detail having its extra 11MP. Greater resolution will also make it easier to crop photos more aggressively.