Casio EX-S7 vs Sigma SD1

On this page, we will be contrasting the Casio EX-S7 and Sigma SD1, former being a Ultracompact while the latter is a Advanced DSLR by manufacturers Casio and Sigma. The resolution of the EX-S7 (12MP) and the SD1 (15MP) is pretty close but the EX-S7 (1/2.3") and SD1 (APS-C) offer totally different sensor sizes.

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The EX-S7 was announced 7 months earlier than the SD1 and they are both of a similar age. Both cameras have different body design with the Casio EX-S7 being a Ultracompact camera and the Sigma SD1 being a Mid-size SLR camera.

Before getting straight to a thorough comparison, here is a concise synopsis of how the EX-S7 scores against the SD1 in relation to portability, imaging, features and an overall rating.

This is a preview of the gallery images for Casio Exilim EX-S7 & Sigma SD1. The whole galleries are available at Casio EX-S7 Gallery & Sigma SD1 Gallery.

In case you're intending to carry your camera, you will want to factor its weight and measurements. The Casio EX-S7 enjoys physical measurements of 97mm x 57mm x 20mm (3.8" x 2.2" x 0.8") along with a weight of 121 grams (0.27 lbs) while the Sigma SD1 has proportions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") and a weight of n/a grams (0.00 lbs).

See the Casio EX-S7 and Sigma SD1 in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary based on the lens you are employing at that time. The following is a front view overall size comparison of the EX-S7 against the SD1.

Looking at size and weight, the portability rating of the EX-S7 and SD1 is 96 and 77 respectively.

In many cases, its difficult to visualise the difference in sensor sizing simply by viewing specifications. The visual underneath will provide you a clearer sense of the sensor measurements in the EX-S7 and SD1.

Plainly, both of the cameras have different megapixel count and different sensor sizing. The EX-S7 with its smaller sensor will make achieving bokeh more challenging and the Sigma SD1 will render more detail with its extra 3 Megapixels. Higher resolution can also allow you to crop pictures a bit more aggressively. The older EX-S7 will be behind with regard to sensor innovation.