Casio EX-Z400 vs Sigma DP2s

Its time to look closer at the Casio EX-Z400 vs Sigma DP2s, former is a Ultracompact while the other is a Large Sensor Compact by competitors Casio and Sigma. There exists a substantial gap among the resolutions of the EX-Z400 (12MP) and DP2s (5MP) and the EX-Z400 (1/2.3") and DP2s (APS-C) boast different sensor sizing.

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The EX-Z400 was unveiled 13 months prior to the DP2s making them a generation away from one another. Each of the cameras feature different body design with the Casio EX-Z400 being a Ultracompact camera and the Sigma DP2s being a Large Sensor Compact camera.

Before diving right into a thorough comparison, here is a simple highlight of how the EX-Z400 matches up versus the DP2s in terms of portability, imaging, features and an overall score.

The following is a sample of the gallery pictures for Casio Exilim EX-Z400 & Sigma DP2s. The full galleries are provided at Casio EX-Z400 Gallery & Sigma DP2s Gallery.

When you are aiming to carry around your camera frequently, you need to consider its weight and proportions. The Casio EX-Z400 comes with outside measurements of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") having a weight of 130 grams (0.29 lbs) whilst the Sigma DP2s has measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") having a weight of 280 grams (0.62 lbs).

Contrast the Casio EX-Z400 vs Sigma DP2s in our brand new Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will differ depending on the lens you are employing at that time. The following is a front view sizing comparison of the EX-Z400 versus the DP2s.

Factoring in dimensions and weight, the portability score of the EX-Z400 and DP2s is 95 and 86 respectively.

Quite often, it's hard to imagine the gap in sensor sizes purely by going through specs. The pic here should give you a clearer sense of the sensor measurements in the EX-Z400 and DP2s.

As you can plainly see, both the cameras feature different resolutions and different sensor sizes. The EX-Z400 using its smaller sensor is going to make getting shallower DOF trickier and the Casio EX-Z400 will provide greater detail having an extra 7 Megapixels. Greater resolution can also help you crop photos way more aggressively. The more aged EX-Z400 will be behind when it comes to sensor tech.