Sigma DP1 vs Sony TX55

Lets look closer at the Sigma DP1 versus Sony TX55, former being a Large Sensor Compact while the other is a Ultracompact by competitors Sigma and Sony. There is a large difference between the resolutions of the DP1 (5MP) and TX55 (16MP) and the DP1 (APS-C) and TX55 (1/2.3") offer totally different sensor size.

Photography Glossary

The DP1 was launched 4 years earlier than the TX55 and that is quite a serious difference as far as tech is concerned. The two cameras have different body design with the Sigma DP1 being a Large Sensor Compact camera and the Sony TX55 being a Ultracompact camera.

Before we go right into a complete comparison, here is a brief view of how the DP1 matches up against the TX55 when considering portability, imaging, features and an overall grade.

Below is a sample of the gallery pics for Sigma DP1 & Sony Cyber-shot DSC-TX55. The complete galleries are provided at Sigma DP1 Gallery & Sony TX55 Gallery.

For anybody who is going to lug around your camera frequently, you'll have to take into account its weight and proportions. The Sigma DP1 provides outside measurements of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") 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") with a weight of 109 grams (0.24 lbs).

See the Sigma DP1 versus Sony TX55 in our completely new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change depending on the lens you have attached at the time. Underneath is a front view over all size comparison of the DP1 compared to the TX55.

Considering size and weight, the portability rating of the DP1 and TX55 is 87 and 97 respectively.

Oftentimes, its tough to envision the gap between sensor measurements purely by reading through technical specs. The photograph underneath will help give you a better sense of the sensor sizing in the DP1 and TX55.

As you can tell, each of the cameras have different resolutions and different sensor measurements. The DP1 due to its larger sensor will make achieving shallow DOF simpler and the Sony TX55 will give extra detail utilizing its extra 11 Megapixels. Greater resolution will help you crop pics a bit more aggressively. The older DP1 is going to be behind when it comes to sensor tech.