Sigma Quattro vs Sony T90

Following is a thorough assessment of the Sigma Quattro vs Sony T90, one is a Advanced Mirrorless and the latter is a Ultracompact by manufacturers Sigma and Sony. There is a significant difference among the image resolutions of the Quattro (29MP) and T90 (12MP) and the Quattro (APS-C) and T90 (1/2.3") use totally different sensor dimensions.

Photography Glossary

The Quattro was introduced 7 years after the T90 which is a fairly sizable gap as far as camera tech is concerned. The two cameras offer different body type with the Sigma Quattro being a Rangefinder-style mirrorless camera and the Sony T90 being a Ultracompact camera.

Before going through a complete comparison, below is a quick summary of how the Quattro matches up vs the T90 with respect to portability, imaging, features and an overall score.

Following is a preview of the gallery photos for Sigma sd Quattro and Sony Cyber-shot DSC-T90. The whole galleries are viewable at Sigma Quattro Gallery and Sony T90 Gallery.

For those who are intending to carry around your camera often, you will want to factor its weight and dimensions. The Sigma Quattro comes with physical dimensions of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") accompanied by a weight of 625 grams (1.38 lbs) and the Sony T90 has dimensions of 94mm x 57mm x 15mm (3.7" x 2.2" x 0.6") and a weight of 148 grams (0.33 lbs).

Check the Sigma Quattro vs Sony T90 in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached at that time. Underneath is the front view sizing comparison of the Quattro against the T90.

Looking at size and weight, the portability score of the Quattro and T90 is 63 and 96 respectively.

In many cases, it is very tough to see the contrast in sensor sizes purely by seeing specs. The pic below should give you a much better sense of the sensor dimensions in the Quattro and T90.

As you can plainly see, the 2 cameras offer different resolutions and different sensor sizes. The Quattro using its bigger sensor will make achieving shallow DOF easier and the Sigma Quattro will provide greater detail using its extra 17 Megapixels. Higher resolution will let you crop pictures a little more aggressively. The fresher Quattro is going to have an advantage with regard to sensor innovation.