Sigma SD1 vs Sony A3000

On this page, we will be contrasting the Sigma SD1 versus Sony A3000, former being a Advanced DSLR while the latter is a Entry-Level Mirrorless by companies Sigma and Sony. There is a substantial difference among the sensor resolutions of the SD1 (15MP) and A3000 (20MP) but both cameras have the same sensor sizing (APS-C).

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The SD1 was released 3 years earlier than the A3000 and that is a fairly big difference as far as camera tech is concerned. Each of these cameras have different body design with the Sigma SD1 being a Mid-size SLR camera and the Sony A3000 being a SLR-style mirrorless camera.

Before getting into a in-depth comparison, here is a simple summary of how the SD1 scores vs the A3000 with respect to portability, imaging, features and an overall rating.

Below is a preview of the gallery photos for Sigma SD1 & Sony Alpha A3000. The complete galleries are provided at Sigma SD1 Gallery & Sony A3000 Gallery.

If you're going to carry your camera, you will need to take into account its weight and volume. The Sigma SD1 enjoys outer measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") and a weight of n/a grams (0.00 lbs) and the Sony A3000 has sizing of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") having a weight of 411 grams (0.91 lbs).

Analyze the Sigma SD1 versus Sony A3000 in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will change depending on the lens you are utilising at that time. Here is a front view sizing comparison of the SD1 against the A3000.

Using size and weight, the portability score of the SD1 and A3000 is 77 and 69 respectively.

Usually, its tough to visualise the contrast in sensor sizing just by looking through specs. The graphic below will help give you a greater sense of the sensor sizing in the SD1 and A3000.

All in all, each of these cameras have the same sensor dimensions albeit not the same resolution. You can count on the Sony A3000 to provide you with more detail as a result of its extra 5 Megapixels. Higher resolution will also let you crop photographs a bit more aggressively. The older SD1 will be disadvantaged in sensor innovation.