Casio EX-Z550 vs Sigma DP1s

Following is a in-depth comparison of the Casio EX-Z550 and Sigma DP1s, former is a Ultracompact while the other is a Large Sensor Compact by competitors Casio and Sigma. There is a sizable difference between the resolutions of the EX-Z550 (14MP) and DP1s (5MP) and the EX-Z550 (1/2.3") and DP1s (APS-C) use totally different sensor sizes.

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The EX-Z550 was revealed 4 months after the DP1s so they are of a similar age. Both the cameras offer different body type with the Casio EX-Z550 being a Ultracompact camera and the Sigma DP1s being a Large Sensor Compact camera.

Before going in to a in-depth comparison, below is a concise synopsis of how the EX-Z550 scores vs the DP1s in relation to portability, imaging, features and an overall score.

This is a sample of the gallery pics for Casio Exilim EX-Z550 & Sigma DP1s. The full galleries are viewable at Casio EX-Z550 Gallery & Sigma DP1s Gallery.

In case you're going to carry around your camera frequently, you'll need to consider its weight and dimensions. The Casio EX-Z550 offers outside dimensions of 99mm x 53mm x 20mm (3.9" x 2.1" x 0.8") having a weight of 143 grams (0.32 lbs) while the Sigma DP1s has dimensions of 109mm x 60mm x 31mm (4.3" x 2.4" x 1.2") with a weight of 270 grams (0.60 lbs).

Compare the Casio EX-Z550 and Sigma DP1s in our brand new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you select at that time. The following is the front view size comparison of the EX-Z550 versus the DP1s.

Taking into consideration size and weight, the portability score of the EX-Z550 and DP1s is 95 and 90 respectively.

Usually, its difficult to see the gap between sensor sizes merely by looking at a spec sheet. The picture underneath will help give you a better sense of the sensor dimensions in the EX-Z550 and DP1s.

Clearly, both of the cameras offer different resolutions and different sensor sizes. The EX-Z550 using its tinier sensor will make achieving shallower depth of field more challenging and the Casio EX-Z550 will resolve greater detail because of its extra 9MP. Greater resolution will also let you crop images a little more aggressively.