Sigma SD9 vs Sony W730

Its time to look closer at the Sigma SD9 and Sony W730, former being a Advanced DSLR while the other is a Small Sensor Compact by manufacturers Sigma and Sony. There is a noticeable difference between the resolutions of the SD9 (3MP) and W730 (16MP) and the SD9 (APS-C) and W730 (1/2.3") posses different sensor sizes.

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The SD9 was launched 11 years prior to the W730 and that is quite a sizable difference as far as tech is concerned. Both the cameras have different body design with the Sigma SD9 being a Mid-size SLR camera and the Sony W730 being a Compact camera.

Before delving straight to a more detailed comparison, here is a concise synopsis of how the SD9 scores vs the W730 with regard to portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Sigma SD9 & Sony Cyber-shot DSC-W730. The complete galleries are viewable at Sigma SD9 Gallery & Sony W730 Gallery.

If you're intending to lug around your camera regularly, you will have to think about its weight and dimensions. The Sigma SD9 provides exterior dimensions of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") with a weight of 950 grams (2.09 lbs) while the Sony W730 has dimensions of 93mm x 52mm x 22mm (3.7" x 2.0" x 0.9") and a weight of 122 grams (0.27 lbs).

Contrast the Sigma SD9 and Sony W730 in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ depending on the lens you are employing at the time. Here is a front view sizing comparison of the SD9 versus the W730.

Taking into account size and weight, the portability grade of the SD9 and W730 is 54 and 96 respectively.

Usually, it is very tough to picture the gap between sensor measurements only by reading a spec sheet. The visual below will help offer you a more clear sense of the sensor sizes in the SD9 and W730.

Clearly, each of these cameras have different megapixel count and different sensor measurements. The SD9 due to its larger sensor is going to make getting shallower depth of field less difficult and the Sony W730 will deliver greater detail utilizing its extra 13MP. Greater resolution will also allow you to crop images a bit more aggressively. The older SD9 is going to be disadvantaged in sensor innovation.