Casio EX-Z90 vs Sigma DP3 Merrill

Below, we are analyzing the Casio EX-Z90 and Sigma DP3 Merrill, one is a Small Sensor Compact and the other is a Large Sensor Compact by companies Casio and Sigma. The sensor resolution of the EX-Z90 (12MP) and the DP3 Merrill (15MP) is very close but the EX-Z90 (1/2.3") and DP3 Merrill (APS-C) come with different sensor size.

Photography Glossary

The EX-Z90 was brought out 4 years prior to the DP3 Merrill which is a fairly sizable gap as far as camera tech is concerned. Each of these cameras come with different body type with the Casio EX-Z90 being a Compact camera and the Sigma DP3 Merrill being a Large Sensor Compact camera.

Before getting straight into a step-by-step comparison, below is a quick overview of how the EX-Z90 matches up versus the DP3 Merrill when considering portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Casio Exilim EX-Z90 and Sigma DP3 Merrill. The entire galleries are available at Casio EX-Z90 Gallery and Sigma DP3 Merrill Gallery.

When you are going to travel with your camera often, you're going to have to take into account its weight and size. The Casio EX-Z90 has got external measurements of 90mm x 52mm x 19mm (3.5" x 2.0" x 0.7") along with a weight of 121 grams (0.27 lbs) whilst the Sigma DP3 Merrill has specifications of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") and a weight of 330 grams (0.73 lbs).

Examine the Casio EX-Z90 and Sigma DP3 Merrill in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are working with at that moment. The following is the front view size comparison of the EX-Z90 vs the DP3 Merrill.

Taking into account size and weight, the portability grade of the EX-Z90 and DP3 Merrill is 96 and 83 respectively.

In many cases, it is very hard to imagine the gap in sensor dimensions purely by looking through specs. The image here might give you a clearer sense of the sensor measurements in the EX-Z90 and DP3 Merrill.

All in all, both of these cameras have got different resolutions and different sensor dimensions. The EX-Z90 due to its smaller sensor is going to make getting shallow DOF tougher and the Sigma DP3 Merrill will render extra detail having its extra 3MP. Greater resolution will also make it easier to crop images much more aggressively. The more aged EX-Z90 will be behind in sensor innovation.