Sigma SD15 vs Sony NEX-5

Below is a thorough review of the Sigma SD15 and Sony NEX-5, one being a Advanced DSLR and the latter is a Entry-Level Mirrorless by rivals Sigma and Sony. There is a sizeable difference among the image resolutions of the SD15 (5MP) and NEX-5 (14MP) but both cameras offer the identical sensor size (APS-C).

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The SD15 was brought out 3 months prior to the NEX-5 which means that they are both of a similar generation. Both the cameras feature different body design with the Sigma SD15 being a Mid-size SLR camera and the Sony NEX-5 being a Rangefinder-style mirrorless camera.

Before delving right into a detailed comparison, here is a concise view of how the SD15 scores vs the NEX-5 in regards to portability, imaging, features and an overall grade.

Below is a preview of the gallery images for Sigma SD15 and Sony Alpha NEX-5. The entire galleries are provided at Sigma SD15 Gallery and Sony NEX-5 Gallery.

If you're looking to lug around your camera frequently, you are going to need to factor in its weight and dimensions. The Sigma SD15 has got exterior measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs) and the Sony NEX-5 has dimensions of 111mm x 59mm x 38mm (4.4" x 2.3" x 1.5") and a weight of 287 grams (0.63 lbs).

Examine the Sigma SD15 and Sony NEX-5 in the latest Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have attached during that time. The following is a front view physical size comparison of the SD15 vs the NEX-5.

Taking into consideration size and weight, the portability rating of the SD15 and NEX-5 is 59 and 89 respectively.

Oftentimes, its tough to see the contrast in sensor measurements just by going through a spec sheet. The photograph below should offer you a greater sense of the sensor measurements in the SD15 and NEX-5.

As you can see, each of these cameras feature the identical sensor size albeit not the same megapixels. You should expect the Sony NEX-5 to produce extra detail having its extra 9 Megapixels. Higher resolution will also enable you to crop photographs way more aggressively.