Sigma DP2 Quattro vs Sony TX7

Its time to examine more in depth at the Sigma DP2 Quattro and Sony TX7, former being a Large Sensor Compact while the latter is a Ultracompact by manufacturers Sigma and Sony. There is a substantial difference among the image resolutions of the DP2 Quattro (20MP) and TX7 (10MP) and the DP2 Quattro (APS-C) and TX7 (1/2.4") feature totally different sensor measurements.

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The DP2 Quattro was announced 4 years later than the TX7 and that is a fairly big difference as far as camera tech is concerned. Each of these cameras offer different body type with the Sigma DP2 Quattro being a Large Sensor Compact camera and the Sony TX7 being a Ultracompact camera.

Before getting through a detailed comparison, below is a short summary of how the DP2 Quattro matches up vs the TX7 when it comes to portability, imaging, features and an overall rating.

Here is a preview of the gallery photos for Sigma DP2 Quattro & Sony Cyber-shot DSC-TX7. The whole galleries are available at Sigma DP2 Quattro Gallery & Sony TX7 Gallery.

For those who are intending to carry your camera, you have to take into account its weight and volume. The Sigma DP2 Quattro has exterior measurements of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") with a weight of 395 grams (0.87 lbs) while the Sony TX7 has sizing of 98mm x 60mm x 18mm (3.9" x 2.4" x 0.7") and a weight of 149 grams (0.33 lbs).

Contrast the Sigma DP2 Quattro and Sony TX7 in our completely new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ dependant on the lens you are using at the time. Following is the front view physical size comparison of the DP2 Quattro vs the TX7.

Taking into consideration size and weight, the portability score of the DP2 Quattro and TX7 is 70 and 95 respectively.

Often, it is very hard to visualise the difference in sensor sizing just by seeing technical specs. The visual here might give you a stronger sense of the sensor measurements in the DP2 Quattro and TX7.

As you have seen, each of these cameras offer different megapixel count and different sensor sizing. The DP2 Quattro using its bigger sensor will make achieving shallower DOF less difficult and the Sigma DP2 Quattro will provide greater detail with its extra 10MP. Higher resolution will also make it easier to crop shots a little more aggressively. The younger DP2 Quattro will have a benefit when it comes to sensor innovation.