Sigma SD15 vs Sony W510

Following is a in-depth overview of the Sigma SD15 vs Sony W510, one is a Advanced DSLR and the other is a Ultracompact by brands Sigma and Sony. There exists a big gap among the image resolutions of the SD15 (5MP) and W510 (12MP) and the SD15 (APS-C) and W510 (1/2.3") posses totally different sensor measurements.

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The SD15 was announced 10 months prior to the W510 so they are of a similar generation. Each of these cameras have different body design with the Sigma SD15 being a Mid-size SLR camera and the Sony W510 being a Ultracompact camera.

Before we go straight to a detailed comparison, here is a concise highlight of how the SD15 grades against the W510 with regard to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Sigma SD15 and Sony Cyber-shot DSC-W510. The whole galleries are viewable at Sigma SD15 Gallery and Sony W510 Gallery.

When you are going to carry around your camera regularly, you will have to take into account its weight and proportions. The Sigma SD15 has outer 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) and the Sony W510 has measurements of 96mm x 54mm x 20mm (3.8" x 2.1" x 0.8") along with a weight of 119 grams (0.26 lbs).

Examine the Sigma SD15 vs Sony W510 in the all new Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at that moment. Following is a front view overall size comparison of the SD15 against the W510.

Using dimensions and weight, the portability score of the SD15 and W510 is 59 and 96 respectively.

Normally, it is very hard to envision the gap in sensor sizes only by going through specifications. The pic here should provide you a better sense of the sensor measurements in the SD15 and W510.

To sum up, both cameras provide different megapixels and different sensor sizes. The SD15 having a larger sensor will make getting shallow depth of field easier and the Sony W510 will show greater detail with its extra 7MP. Greater resolution can also allow you to crop images more aggressively. The more aged SD15 will be disadvantaged with regard to sensor technology.