Samsung ST90 vs Sigma DP1x

Following is a in-depth review of the Samsung ST90 versus Sigma DP1x, one is a Ultracompact and the other is a Large Sensor Compact by rivals Samsung and Sigma. There exists a huge gap between the resolutions of the ST90 (14MP) and DP1x (5MP) and the ST90 (1/2.3") and DP1x (APS-C) feature totally different sensor dimensions.

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The ST90 was introduced 12 months after the DP1x so they are of a similar generation. Both of these cameras come with different body type with the Samsung ST90 being a Ultracompact camera and the Sigma DP1x being a Large Sensor Compact camera.

Before diving in to a thorough comparison, below is a quick view of how the ST90 matches up against the DP1x in terms of portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Samsung ST90 and Sigma DP1x. The whole galleries are viewable at Samsung ST90 Gallery and Sigma DP1x Gallery.

For those who are intending to carry around your camera regularly, you should factor its weight and size. The Samsung ST90 offers outer measurements of 92mm x 53mm x 17mm (3.6" x 2.1" x 0.7") accompanied by a weight of n/a grams (0.00 lbs) and the Sigma DP1x has specifications of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") with a weight of 250 grams (0.55 lbs).

Compare the Samsung ST90 versus Sigma DP1x in the new Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are working with during that time. Underneath is the front view scale comparison of the ST90 and the DP1x.

Taking into consideration dimensions and weight, the portability rating of the ST90 and DP1x is 99 and 88 respectively.

More often than not, it can be hard to visualise the difference between sensor sizes just by reading through a spec sheet. The picture here may provide you a greater sense of the sensor sizing in the ST90 and DP1x.

As you can see, both cameras have got different megapixels and different sensor sizes. The ST90 using its tinier sensor will make achieving shallow DOF harder and the Samsung ST90 will give you more detail using its extra 9 Megapixels. Greater resolution will help you crop pics much more aggressively. The more recent ST90 is going to have an edge with regard to sensor tech.