Samsung ST30 vs Sigma SD9

Lets look closer at the Samsung ST30 and Sigma SD9, one is a Ultracompact and the latter is a Advanced DSLR by companies Samsung and Sigma. There is a significant difference between the sensor resolutions of the ST30 (10MP) and SD9 (3MP) and the ST30 (1/3") and SD9 (APS-C) posses totally different sensor sizing.

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The ST30 was unveiled 8 years after the SD9 which is quite a sizable gap as far as tech is concerned. Both of the cameras feature different body design with the Samsung ST30 being a Ultracompact camera and the Sigma SD9 being a Mid-size SLR camera.

Before diving right into a more detailed comparison, here is a quick highlight of how the ST30 matches up against the SD9 when considering portability, imaging, features and an overall score.

Below is a preview of the gallery photos for Samsung ST30 and Sigma SD9. The full galleries are provided at Samsung ST30 Gallery and Sigma SD9 Gallery.

If you are looking to carry around your camera, you are going to need to consider its weight and volume. The Samsung ST30 comes with outside dimensions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") with a weight of 87 grams (0.19 lbs) whilst the Sigma SD9 has sizing of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") with a weight of 950 grams (2.09 lbs).

Check the Samsung ST30 and Sigma SD9 in the latest Camera and Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will change dependant on the lens you are using at the time. Below is a front view over all size comparison of the ST30 against the SD9.

Using size and weight, the portability rating of the ST30 and SD9 is 98 and 54 respectively.

In many cases, its difficult to visualise the difference between sensor sizes merely by reading specs. The pic here might offer you a far better sense of the sensor dimensions in the ST30 and SD9.

All in all, both of these cameras feature different megapixels and different sensor sizes. The ST30 using its tinier sensor will make getting shallow depth of field trickier and the Samsung ST30 will offer you greater detail having an extra 7 Megapixels. Higher resolution will also let you crop pictures way more aggressively. The more recent ST30 is going to have an advantage when it comes to sensor innovation.