Sigma SD15 vs Sony W530

Here, we are analyzing the Sigma SD15 and Sony W530, one is a Advanced DSLR and the other is a Ultracompact by rivals Sigma and Sony. There exists a significant gap among the sensor resolutions of the SD15 (5MP) and W530 (14MP) and the SD15 (APS-C) and W530 (1/2.3") boast totally different sensor sizing.

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The SD15 was brought out 10 months before the W530 and they are of a similar generation. The two cameras feature different body design with the Sigma SD15 being a Mid-size SLR camera and the Sony W530 being a Ultracompact camera.

Before going right into a full comparison, here is a brief introduction of how the SD15 grades against the W530 with respect to portability, imaging, features and an overall score.

The following is a sample of the gallery pictures for Sigma SD15 and Sony Cyber-shot DSC-W530. The entire galleries are provided at Sigma SD15 Gallery and Sony W530 Gallery.

For anybody who is planning to carry around your camera, you are going to need to factor its weight and proportions. The Sigma SD15 has got physical dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs) and the Sony W530 has measurements of 93mm x 53mm x 19mm (3.7" x 2.1" x 0.7") and a weight of 113 grams (0.25 lbs).

Check the Sigma SD15 and Sony W530 in the new Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary based on the lens you have during that time. Here is a front view measurement comparison of the SD15 against the W530.

Considering dimensions and weight, the portability score of the SD15 and W530 is 59 and 96 respectively.

Typically, it's hard to visualise the contrast in sensor sizes only by looking through specs. The picture below should offer you a greater sense of the sensor dimensions in the SD15 and W530.

All in all, both cameras feature different megapixels and different sensor sizes. The SD15 because of its larger sensor will make achieving shallower DOF less difficult and the Sony W530 will result in more detail having its extra 9 Megapixels. Greater resolution will also make it easier to crop pics way more aggressively. The more aged SD15 will be behind in sensor tech.