Sigma SD9 vs Sony NEX-3

Here, we will be analyzing the Sigma SD9 versus Sony NEX-3, former being a Advanced DSLR while the latter is a Entry-Level Mirrorless by competitors Sigma and Sony. There exists a noticeable gap between the image resolutions of the SD9 (3MP) and NEX-3 (14MP) but both cameras boast the identical sensor measurements (APS-C).

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The SD9 was brought out 8 years earlier than the NEX-3 and that is quite a sizable difference as far as technology is concerned. The two cameras feature different body design with the Sigma SD9 being a Mid-size SLR camera and the Sony NEX-3 being a Rangefinder-style mirrorless camera.

Before getting straight to a in-depth comparison, here is a quick introduction of how the SD9 grades against the NEX-3 for portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Sigma SD9 & Sony Alpha NEX-3. The entire galleries are viewable at Sigma SD9 Gallery & Sony NEX-3 Gallery.

If you are planning to carry your camera, you'll need to take into account its weight and proportions. The Sigma SD9 provides external dimensions of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") and a weight of 950 grams (2.09 lbs) whilst the Sony NEX-3 has measurements of 117mm x 62mm x 33mm (4.6" x 2.4" x 1.3") and a weight of 297 grams (0.65 lbs).

Check the Sigma SD9 versus Sony NEX-3 in our newest Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you are utilizing at that moment. Following is a front view sizing comparison of the SD9 versus the NEX-3.

Looking at dimensions and weight, the portability rating of the SD9 and NEX-3 is 54 and 89 respectively.

More often than not, it can be difficult to see the difference between sensor sizing only by reading through specs. The photograph below might give you a far better sense of the sensor sizes in the SD9 and NEX-3.

As you can plainly see, each of the cameras feature the identical sensor size albeit not the same resolution. You can expect the Sony NEX-3 to give extra detail having its extra 11MP. Higher resolution will also help you crop pictures way more aggressively. The older SD9 is going to be disadvantaged with regard to sensor innovation.