Sigma SD1 vs Sony TX30

Lets look a bit more in depth at the Sigma SD1 and Sony TX30, one is a Advanced DSLR and the latter is a Ultracompact by companies Sigma and Sony. The sensor resolution of the SD1 (15MP) and the TX30 (18MP) is relatively comparable but the SD1 (APS-C) and TX30 (1/2.3") offer totally different sensor sizing.

Photography Glossary

The SD1 was announced 3 years earlier than the TX30 which is a fairly sizable gap as far as camera technology is concerned. The two cameras feature different body design with the Sigma SD1 being a Mid-size SLR camera and the Sony TX30 being a Ultracompact camera.

Before delving straight to a complete comparison, here is a short overview of how the SD1 scores against the TX30 in relation to portability, imaging, features and an overall score.

This is a preview of the gallery photos for Sigma SD1 and Sony Cyber-shot DSC-TX30. The whole galleries are available at Sigma SD1 Gallery and Sony TX30 Gallery.

If you're aiming to carry around your camera, you will need to factor its weight and dimensions. The Sigma SD1 has got physical dimensions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") accompanied by a weight of n/a grams (0.00 lbs) whilst the Sony TX30 has dimensions of 96mm x 59mm x 15mm (3.8" x 2.3" x 0.6") accompanied by a weight of 141 grams (0.31 lbs).

Analyze the Sigma SD1 and Sony TX30 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you have during that time. Below is a front view size comparison of the SD1 compared to the TX30.

Taking into account dimensions and weight, the portability rating of the SD1 and TX30 is 77 and 96 respectively.

Quite often, it is tough to see the difference in sensor sizes merely by checking out specifications. The image below might offer you a stronger sense of the sensor dimensions in the SD1 and TX30.

To sum up, both of the cameras come with different megapixels and different sensor sizes. The SD1 having a bigger sensor will make getting shallower depth of field less difficult and the Sony TX30 will provide extra detail with its extra 3MP. Higher resolution can also make it easier to crop photographs a good deal more aggressively. The more aged SD1 will be behind in sensor tech.