Pentax ist DS2 vs Sony TX1

In this write-up, we are reviewing the Pentax ist DS2 and Sony TX1, former being a Advanced DSLR while the other is a Ultracompact by companies Pentax and Sony. There is a substantial difference between the resolutions of the ist DS2 (6MP) and TX1 (10MP) and the ist DS2 (APS-C) and TX1 (1/2.4") enjoy different sensor measurements.

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The ist DS2 was unveiled 5 years prior to the TX1 and that is quite a big difference as far as tech is concerned. Each of the cameras offer different body type with the Pentax ist DS2 being a Mid-size SLR camera and the Sony TX1 being a Ultracompact camera.

Before going through a in-depth comparison, below is a concise synopsis of how the ist DS2 scores versus the TX1 with respect to portability, imaging, features and an overall rating.

The following is a sample of the gallery pictures for Pentax ist DS2 & Sony Cyber-shot DSC-TX1. The full galleries are available at Pentax ist DS2 Gallery & Sony TX1 Gallery.

When you are planning to carry your camera, you will want to take into account its weight and proportions. The Pentax ist DS2 comes with exterior measurements of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") with a weight of 605 grams (1.33 lbs) while the Sony TX1 has measurements of 94mm x 58mm x 17mm (3.7" x 2.3" x 0.7") along with a weight of 142 grams (0.31 lbs).

Check the Pentax ist DS2 and Sony TX1 in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will vary depending on the lens you are working with during that time. Following is the front view measurements comparison of the ist DS2 against the TX1.

Taking into account size and weight, the portability rating of the ist DS2 and TX1 is 68 and 96 respectively.

Often, it's difficult to picture the difference between sensor sizing only by reading through specifications. The graphic here should give you a clearer sense of the sensor sizing in the ist DS2 and TX1.

Plainly, the two cameras enjoy different resolutions and different sensor sizing. The ist DS2 having a larger sensor is going to make achieving shallower DOF easier and the Sony TX1 will resolve more detail having an extra 4MP. Greater resolution will enable you to crop images far more aggressively. The older ist DS2 is going to be behind when it comes to sensor innovation.