Sigma SD1 vs Sony W570

Below, we are matching up the Sigma SD1 versus Sony W570, one is a Advanced DSLR and the other is a Ultracompact by manufacturers Sigma and Sony. The resolution of the SD1 (15MP) and the W570 (16MP) is very well matched but the SD1 (APS-C) and W570 (1/2.3") come with totally different sensor dimensions.

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The SD1 was manufactured 3 months earlier than the W570 which means that they are of a similar generation. Both the cameras come with different body type with the Sigma SD1 being a Mid-size SLR camera and the Sony W570 being a Ultracompact camera.

Before getting through a in depth comparison, below is a simple highlight of how the SD1 matches up vs the W570 when it comes to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Sigma SD1 and Sony Cyber-shot DSC-W570. The entire galleries are provided at Sigma SD1 Gallery and Sony W570 Gallery.

For anyone who is aiming to travel with your camera, you will have to consider its weight and size. The Sigma SD1 offers outer measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") having a weight of n/a grams (0.00 lbs) while the Sony W570 has specifications of 91mm x 52mm x 19mm (3.6" x 2.0" x 0.7") accompanied by a weight of 116 grams (0.26 lbs).

Contrast the Sigma SD1 versus Sony W570 in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have at that moment. Following is the front view dimensions comparison of the SD1 and the W570.

Taking into account dimensions and weight, the portability score of the SD1 and W570 is 77 and 96 respectively.

Sometimes, it's hard to visualise the difference between sensor dimensions simply by reading through specifications. The picture here will help provide you a greater sense of the sensor sizing in the SD1 and W570.

To sum up, each of the cameras have got different megapixel count and different sensor dimensions. The SD1 because of its larger sensor will make getting shallower depth of field easier and the Sony W570 will resolve greater detail due to its extra 1MP. Greater resolution will also let you crop photos much more aggressively.