Sigma DP1s vs Sony TX55

Lets look a little more in depth at the Sigma DP1s vs Sony TX55, former being a Large Sensor Compact while the other is a Ultracompact by competitors Sigma and Sony. There is a considerable difference among the resolutions of the DP1s (5MP) and TX55 (16MP) and the DP1s (APS-C) and TX55 (1/2.3") enjoy different sensor size.

Photography Glossary

The DP1s was released 22 months earlier than the TX55 making the cameras a generation apart from each other. Each of these cameras come with different body type with the Sigma DP1s being a Large Sensor Compact camera and the Sony TX55 being a Ultracompact camera.

Before we go in to a in-depth comparison, below is a quick introduction of how the DP1s scores against the TX55 in relation to portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Sigma DP1s & Sony Cyber-shot DSC-TX55. The complete galleries are viewable at Sigma DP1s Gallery & Sony TX55 Gallery.

For those who are intending to carry your camera often, you will need to think about its weight and proportions. The Sigma DP1s has got external measurements of 109mm x 60mm x 31mm (4.3" x 2.4" x 1.2") and a weight of 270 grams (0.60 lbs) whilst the Sony TX55 has measurements of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") and a weight of 109 grams (0.24 lbs).

Check the Sigma DP1s vs Sony TX55 in our completely new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will vary dependant on the lens you choose during that time. Underneath is the front view overall size comparison of the DP1s versus the TX55.

Taking into account size and weight, the portability grade of the DP1s and TX55 is 90 and 97 respectively.

Oftentimes, it is tough to imagine the difference in sensor sizing simply by going through a spec sheet. The graphic underneath might give you a greater sense of the sensor sizing in the DP1s and TX55.

Clearly, both of these cameras have got different resolutions and different sensor sizing. The DP1s because of its larger sensor is going to make achieving shallower depth of field simpler and the Sony TX55 will show extra detail as a result of its extra 11MP. Greater resolution will make it easier to crop pics much more aggressively. The older DP1s will be disadvantaged when it comes to sensor innovation.