Sigma DP1s vs Sony A290

Here, we are reviewing the Sigma DP1s versus Sony A290, one being a Large Sensor Compact and the other is a Entry-Level DSLR by competitors Sigma and Sony. There is a sizeable difference among the sensor resolutions of the DP1s (5MP) and A290 (14MP) but both cameras posses the identical sensor size (APS-C).

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The DP1s was revealed 8 months before the A290 so they are both of a similar generation. The two cameras feature different body design with the Sigma DP1s being a Large Sensor Compact camera and the Sony A290 being a Compact SLR camera.

Before going right into a comprehensive comparison, here is a simple synopsis of how the DP1s grades against the A290 when considering portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Sigma DP1s and Sony Alpha DSLR-A290. The full galleries are viewable at Sigma DP1s Gallery and Sony A290 Gallery.

If you are planning to carry your camera, you are going to need to take into account its weight and dimensions. The Sigma DP1s provides outer dimensions of 109mm x 60mm x 31mm (4.3" x 2.4" x 1.2") having a weight of 270 grams (0.60 lbs) and the Sony A290 has dimensions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).

Check out the Sigma DP1s versus Sony A290 in the latest Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising at the time. Here is a front view physical size comparison of the DP1s versus the A290.

Using size and weight, the portability grade of the DP1s and A290 is 90 and 66 respectively.

In many cases, it is difficult to envision the gap in sensor sizing merely by looking through specifications. The graphic below may provide you a better sense of the sensor dimensions in the DP1s and A290.

To sum up, the two cameras come with the identical sensor size but not the same resolution. You should expect to see the Sony A290 to provide you with greater detail because of its extra 9 Megapixels. Greater resolution will also let you crop photos a good deal more aggressively. The older DP1s will be disadvantaged in sensor innovation.