Sigma SD15 vs Sony A3000

Lets look a little more closely at the Sigma SD15 and Sony A3000, former is a Advanced DSLR while the other is a Entry-Level Mirrorless by brands Sigma and Sony. There exists a noticeable gap between the resolutions of the SD15 (5MP) and A3000 (20MP) but they possess the exact same sensor dimensions (APS-C).

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The SD15 was announced 4 years earlier than the A3000 which is quite a sizable difference as far as technology is concerned. The two cameras come with different body type with the Sigma SD15 being a Mid-size SLR camera and the Sony A3000 being a SLR-style mirrorless camera.

Before delving in to a complete comparison, below is a simple synopsis of how the SD15 matches up against the A3000 when it comes to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Sigma SD15 & Sony Alpha A3000. The whole galleries are available at Sigma SD15 Gallery & Sony A3000 Gallery.

If you're looking to carry around your camera, you need to factor in its weight and proportions. The Sigma SD15 offers outside dimensions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs) and the Sony A3000 has measurements of 128mm x 91mm x 85mm (5.0" x 3.6" x 3.3") with a weight of 411 grams (0.91 lbs).

Analyze the Sigma SD15 and Sony A3000 in our completely new Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you use at the time. Here is the front view overall size comparison of the SD15 versus the A3000.

Factoring in dimensions and weight, the portability score of the SD15 and A3000 is 59 and 69 respectively.

Quite often, it is tough to visualize the gap between sensor sizes purely by reading through a spec sheet. The image below will help provide you a much better sense of the sensor sizes in the SD15 and A3000.

Clearly, both of these cameras have got the exact same sensor measurements but different megapixels. You can anticipate the Sony A3000 to give greater detail with its extra 15 Megapixels. Greater resolution can also help you crop images much more aggressively. The more aged SD15 is going to be behind in sensor technology.