Casio EX-10 vs Sigma SD15

Lets look more closely at the Casio EX-10 vs Sigma SD15, one being a Small Sensor Compact and the other is a Advanced DSLR by rivals Casio and Sigma. There exists a crucial gap among the image resolutions of the EX-10 (12MP) and SD15 (5MP) and the EX-10 (1/1.7") and SD15 (APS-C) offer totally different sensor size.

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The EX-10 was introduced 3 years later than the SD15 and that is a fairly serious gap as far as camera technology is concerned. Both cameras feature different body design with the Casio EX-10 being a Compact camera and the Sigma SD15 being a Mid-size SLR camera.

Before diving right into a comprehensive comparison, here is a concise highlight of how the EX-10 grades versus the SD15 with regards to portability, imaging, features and an overall rating.

Following is a sample of the gallery pics for Casio Exilim EX-10 and Sigma SD15. The whole galleries are available at Casio EX-10 Gallery and Sigma SD15 Gallery.

In case you're aiming to carry your camera regularly, you will have to consider its weight and volume. The Casio EX-10 has got physical measurements of 120mm x 68mm x 49mm (4.7" x 2.7" x 1.9") having a weight of 384 grams (0.85 lbs) and the Sigma SD15 has sizing of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Take a look at the Casio EX-10 vs Sigma SD15 in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at that time. Here is a front view over all size comparison of the EX-10 and the SD15.

Looking at dimensions and weight, the portability rating of the EX-10 and SD15 is 83 and 59 respectively.

Quite often, it is very hard to envision the contrast in sensor sizing only by going through technical specs. The graphic below may give you a more clear sense of the sensor measurements in the EX-10 and SD15.

As you have seen, both of these cameras come with different megapixels and different sensor sizing. The EX-10 using its smaller sensor will make getting shallow DOF trickier and the Casio EX-10 will show more detail using its extra 7MP. Greater resolution will make it easier to crop images a good deal more aggressively. The younger EX-10 will have a benefit with regard to sensor innovation.