Sigma SD15 vs Sony A850

Here, we are evaluating the Sigma SD15 versus Sony A850, both Advanced DSLR digital cameras by brands Sigma and Sony. There exists a sizable gap between the sensor resolutions of the SD15 (5MP) and A850 (25MP) and the SD15 (APS-C) and A850 (Full frame) offer totally different sensor dimensions.

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The SD15 was brought out within a month of the A850 and they are both of a similar age. Both of these cameras feature the same body design (Mid-size SLR).

Before getting right into a complete comparison, here is a short highlight of how the SD15 grades versus the A850 in regards to portability, imaging, features and an overall grade.

Here is a sample of the gallery pics for Sigma SD15 & Sony Alpha DSLR-A850. The entire galleries are available at Sigma SD15 Gallery & Sony A850 Gallery.

In case you're looking to lug around your camera often, you will want to factor in its weight and size. The Sigma SD15 enjoys external measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") accompanied by a weight of 750 grams (1.65 lbs) while the Sony A850 has specifications of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") having a weight of 895 grams (1.97 lbs).

Examine the Sigma SD15 versus Sony A850 in our brand new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary based on the lens you are utilising at that time. The following is a front view overall size comparison of the SD15 vs the A850.

Considering dimensions and weight, the portability score of the SD15 and A850 is 59 and 54 respectively.

Quite often, it is very difficult to envision the gap between sensor measurements only by looking at technical specs. The photograph here will offer you a much better sense of the sensor measurements in the SD15 and A850.

As you have seen, both of the cameras come with different megapixels and different sensor measurements. The SD15 featuring a tinier sensor will make achieving bokeh more challenging and the Sony A850 will give extra detail having its extra 20MP. Greater resolution will also allow you to crop photos a good deal more aggressively.