Sigma SD1 vs Sony a1

Lets look more closely at the Sigma SD1 vs Sony a1, former is a Advanced DSLR while the other is a Pro Mirrorless by rivals Sigma and Sony. There is a noticeable difference among the resolutions of the SD1 (15MP) and a1 (50MP) and the SD1 (APS-C) and a1 (Full frame) offer different sensor sizes.

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The SD1 was launched 11 years prior to the a1 which is a fairly sizable difference as far as camera tech is concerned. Both the cameras feature different body design with the Sigma SD1 being a Mid-size SLR camera and the Sony a1 being a SLR-style mirrorless camera.

Before getting straight to a comprehensive comparison, here is a concise summation of how the SD1 grades vs the a1 when considering portability, imaging, features and an overall mark.

The following is a sample of the gallery pics for Sigma SD1 & Sony Alpha a1. The complete galleries are viewable at Sigma SD1 Gallery & Sony a1 Gallery.

For anyone who is going to travel with your camera frequently, you have to take into account its weight and size. The Sigma SD1 has physical measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") having a weight of n/a grams (0.00 lbs) while the Sony a1 has specifications of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") along with a weight of 737 grams (1.62 lbs).

Check the Sigma SD1 vs Sony a1 in our newest Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change depending on the lens you choose at the time. The following is a front view physical size comparison of the SD1 vs the a1.

Considering size and weight, the portability rating of the SD1 and a1 is 77 and 61 respectively.

Usually, it's tough to imagine the contrast in sensor dimensions only by researching specifications. The pic here will help offer you a much better sense of the sensor measurements in the SD1 and a1.

To sum up, both of those cameras feature different megapixel count and different sensor dimensions. The SD1 because of its smaller sensor is going to make achieving shallow DOF tougher and the Sony a1 will result in greater detail utilizing its extra 35MP. Greater resolution can also enable you to crop images way more aggressively. The more aged SD1 will be disadvantaged with regard to sensor innovation.