Sony A100 vs Sony A900

Here, we are evaluating the Sony A100 versus Sony A900, former is a Entry-Level DSLR while the other is a Advanced DSLR and both of them are manufactured by Sony. There is a noticeable difference among the resolutions of the A100 (10MP) and A900 (25MP) and the A100 (APS-C) and A900 (Full frame) posses different sensor size.

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The A100 was announced 3 years earlier than the A900 which is a fairly sizable difference as far as camera tech is concerned. The two cameras feature different body design with the Sony A100 being a Compact SLR camera and the Sony A900 being a Mid-size SLR camera.

Before we go straight to a detailed comparison, here is a short view of how the A100 matches up versus the A900 in regards to portability, imaging, features and an overall mark.

This is a sample of the gallery pics for Sony Alpha DSLR-A100 & Sony Alpha DSLR-A900. The whole galleries are available at Sony A100 Gallery & Sony A900 Gallery.

When you are aiming to travel with your camera often, you will need to take into account its weight and dimensions. The Sony A100 offers outer dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") accompanied by a weight of 638 grams (1.41 lbs) whilst the Sony A900 has dimensions 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 Sony A100 versus Sony A900 in our brand new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will vary dependant on the lens you are utilising at that time. Following is a front view sizing comparison of the A100 compared to the A900.

Looking at size and weight, the portability rating of the A100 and A900 is 64 and 54 respectively.

Usually, it is very tough to picture the difference in sensor dimensions purely by researching specifications. The picture here will provide you a far better sense of the sensor dimensions in the A100 and A900.

To sum up, the 2 cameras come with different megapixels and different sensor dimensions. The A100 with its smaller sensor is going to make shooting shallow depth of field harder and the Sony A900 will render more detail with its extra 15MP. Greater resolution will also allow you to crop photos a good deal more aggressively. The more aged A100 will be disadvantaged in sensor innovation.