Sigma SD1 vs Sony W730

Below is a thorough overview of the Sigma SD1 vs Sony W730, former being a Advanced DSLR while the other is a Small Sensor Compact by rivals Sigma and Sony. The image resolution of the SD1 (15MP) and the W730 (16MP) is fairly close but the SD1 (APS-C) and W730 (1/2.3") come with totally different sensor size.

Photography Glossary

The SD1 was brought out 3 years before the W730 and that is a fairly large difference as far as camera tech is concerned. Each of these cameras come with different body type with the Sigma SD1 being a Mid-size SLR camera and the Sony W730 being a Compact camera.

Before diving in to a full comparison, below is a short summation of how the SD1 scores against the W730 in relation to portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Sigma SD1 & Sony Cyber-shot DSC-W730. The entire galleries are provided at Sigma SD1 Gallery & Sony W730 Gallery.

For those who are looking to lug around your camera often, you'll need to factor its weight and dimensions. The Sigma SD1 features outer measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") accompanied by a weight of n/a grams (0.00 lbs) while the Sony W730 has dimensions of 93mm x 52mm x 22mm (3.7" x 2.0" x 0.9") having a weight of 122 grams (0.27 lbs).

Contrast the Sigma SD1 vs Sony W730 in our brand new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ depending on the lens you use during that time. Following is the front view measurement comparison of the SD1 vs the W730.

Looking at size and weight, the portability rating of the SD1 and W730 is 77 and 96 respectively.

Generally, it is hard to envision the gap in sensor measurements only by looking through specs. The graphic below will help offer you a clearer sense of the sensor sizing in the SD1 and W730.

As you can plainly see, each of the cameras posses different resolutions and different sensor measurements. The SD1 featuring a larger sensor will make achieving bokeh easier and the Sony W730 will provide you with more detail having its extra 1MP. Greater resolution can also allow you to crop images somewhat more aggressively. The older SD1 will be disadvantaged in sensor innovation.