Sigma DP2s vs Sony TX20

In this article, we are reviewing the Sigma DP2s and Sony TX20, one being a Large Sensor Compact and the other is a Ultracompact by rivals Sigma and Sony. There is a crucial difference among the resolutions of the DP2s (5MP) and TX20 (16MP) and the DP2s (APS-C) and TX20 (1/2.3") possess different sensor measurements.

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The DP2s was released 24 months before the TX20 making the cameras a generation apart from each other. Both of the cameras offer different body type with the Sigma DP2s being a Large Sensor Compact camera and the Sony TX20 being a Ultracompact camera.

Before getting straight into a more detailed comparison, below is a concise introduction of how the DP2s matches up vs the TX20 when considering portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Sigma DP2s and Sony Cyber-shot DSC-TX20. The complete galleries are viewable at Sigma DP2s Gallery and Sony TX20 Gallery.

If you are looking to carry your camera frequently, you will want to factor in its weight and dimensions. The Sigma DP2s enjoys outer dimensions of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") along with a weight of 280 grams (0.62 lbs) and the Sony TX20 has dimensions of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") along with a weight of 133 grams (0.29 lbs).

Look at the Sigma DP2s and Sony TX20 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are working with at that moment. Here is the front view scale comparison of the DP2s versus the TX20.

Using size and weight, the portability rating of the DP2s and TX20 is 86 and 96 respectively.

Generally, its hard to imagine the difference in sensor sizing purely by seeing technical specs. The graphic underneath may provide you a stronger sense of the sensor dimensions in the DP2s and TX20.

As you can tell, the 2 cameras enjoy different megapixels and different sensor sizing. The DP2s due to its larger sensor is going to make shooting shallow DOF less difficult and the Sony TX20 will produce greater detail as a result of its extra 11 Megapixels. Greater resolution can also allow you to crop images far more aggressively. The older DP2s will be disadvantaged in sensor tech.