Sigma DP1 Merrill vs Sony TX7

The following is a complete review of the Sigma DP1 Merrill and Sony TX7, one is a Large Sensor Compact and the latter is a Ultracompact by competitors Sigma and Sony. There exists a huge gap among the image resolutions of the DP1 Merrill (15MP) and TX7 (10MP) and the DP1 Merrill (APS-C) and TX7 (1/2.4") boast different sensor dimensions.

Photography Glossary

The DP1 Merrill was brought out 2 years after the TX7 which is a fairly significant gap as far as camera technology is concerned. Both of the cameras feature different body design with the Sigma DP1 Merrill being a Large Sensor Compact camera and the Sony TX7 being a Ultracompact camera.

Before diving right into a thorough comparison, here is a short highlight of how the DP1 Merrill matches up vs the TX7 in regards to portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Sigma DP1 Merrill and Sony Cyber-shot DSC-TX7. The entire galleries are available at Sigma DP1 Merrill Gallery and Sony TX7 Gallery.

For anyone who is planning to travel with your camera, you need to factor in its weight and proportions. The Sigma DP1 Merrill offers physical measurements of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") with a weight of 330 grams (0.73 lbs) and the Sony TX7 has measurements of 98mm x 60mm x 18mm (3.9" x 2.4" x 0.7") along with a weight of 149 grams (0.33 lbs).

Take a look at the Sigma DP1 Merrill and Sony TX7 in the new Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you are using during that time. Following is a front view proportions comparison of the DP1 Merrill vs the TX7.

Considering dimensions and weight, the portability rating of the DP1 Merrill and TX7 is 82 and 95 respectively.

Typically, it is very tough to visualize the gap in sensor dimensions merely by checking out specs. The pic here may offer you a clearer sense of the sensor sizing in the DP1 Merrill and TX7.

All in all, both of those cameras come with different resolutions and different sensor dimensions. The DP1 Merrill due to its bigger sensor is going to make getting shallower DOF easier and the Sigma DP1 Merrill will produce more detail having its extra 5 Megapixels. Higher resolution can also make it easier to crop pictures a good deal more aggressively. The fresher DP1 Merrill should have an advantage when it comes to sensor innovation.