Casio EX-H20G vs Sigma SD15

Its time to look more in depth at the Casio EX-H20G versus Sigma SD15, one is a Small Sensor Compact and the other is a Advanced DSLR by competitors Casio and Sigma. There is a huge difference among the image resolutions of the EX-H20G (14MP) and SD15 (5MP) and the EX-H20G (1/2.3") and SD15 (APS-C) provide totally different sensor sizing.

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The EX-H20G was launched 8 months after the SD15 and they are of a similar generation. Both of the cameras have different body design with the Casio EX-H20G being a Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before we go right into a more detailed comparison, here is a concise highlight of how the EX-H20G scores versus the SD15 with regard to portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Casio Exilim EX-H20G and Sigma SD15. The complete galleries are viewable at Casio EX-H20G Gallery and Sigma SD15 Gallery.

If you're intending to travel with your camera regularly, you're going to have to factor in its weight and measurements. The Casio EX-H20G has outside dimensions of 103mm x 68mm x 29mm (4.1" x 2.7" x 1.1") having a weight of 216 grams (0.48 lbs) and the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Compare the Casio EX-H20G versus Sigma SD15 in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will change based on the lens you are using at that moment. Below is a front view measurement comparison of the EX-H20G versus the SD15.

Factoring in size and weight, the portability score of the EX-H20G and SD15 is 91 and 59 respectively.

In many cases, it is difficult to visualise the gap in sensor dimensions only by looking through specs. The pic here will help offer you a stronger sense of the sensor dimensions in the EX-H20G and SD15.

As you can plainly see, each of these cameras provide different megapixels and different sensor dimensions. The EX-H20G featuring a smaller sensor will make getting shallow DOF tougher and the Casio EX-H20G will render extra detail utilizing its extra 9 Megapixels. Greater resolution can also let you crop photos more aggressively. The fresher EX-H20G is going to have an advantage with regard to sensor tech.