Sigma SD14 vs Sony A900

Below is a thorough review of the Sigma SD14 vs Sony A900, both Advanced DSLR cameras by companies Sigma and Sony. There exists a substantial gap among the image resolutions of the SD14 (5MP) and A900 (25MP) and the SD14 (APS-C) and A900 (Full frame) posses totally different sensor sizes.

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The SD14 was revealed 3 years earlier than the A900 and that is a fairly big difference as far as camera technology is concerned. The two cameras have the same body design (Mid-size SLR).

Before getting right into a detailed comparison, here is a simple view of how the SD14 scores against the A900 with respect to portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Sigma SD14 & Sony Alpha DSLR-A900. The full galleries are viewable at Sigma SD14 Gallery & Sony A900 Gallery.

When you are looking to lug around your camera frequently, you will need to take into account its weight and size. The Sigma SD14 provides outside measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs) while the Sony A900 has specifications of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") with a weight of 895 grams (1.97 lbs).

Analyze the Sigma SD14 vs Sony A900 in our completely new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ based on the lens you are utilising at that time. Below is a front view size comparison of the SD14 versus the A900.

Taking into consideration dimensions and weight, the portability score of the SD14 and A900 is 59 and 54 respectively.

More often than not, it's hard to envision the difference in sensor measurements purely by viewing specs. The photograph here might give you a stronger sense of the sensor measurements in the SD14 and A900.

As you can plainly see, both of these cameras provide different resolutions and different sensor measurements. The SD14 with its smaller sensor will make shooting shallow DOF harder and the Sony A900 will provide you with greater detail because of its extra 20 Megapixels. Greater resolution will also allow you to crop pics more aggressively. The older SD14 will be disadvantaged when it comes to sensor technology.