Sony A550 vs Sony A55

Lets examine more in depth at the Sony A550 and Sony A55, both Entry-Level DSLR cameras and both are sold by Sony. The resolution of the A550 (14MP) and the A55 (16MP) is pretty comparable and they feature the same exact sensor sizes (APS-C).

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The A550 was revealed 8 months prior to the A55 which means that they are both of a similar age. The two cameras offer the identical body type (Compact SLR).

Before getting in to a comprehensive comparison, below is a simple introduction of how the A550 matches up vs the A55 in terms of portability, imaging, features and an overall rating.

Below is a preview of the gallery images for Sony Alpha DSLR-A550 & Sony SLT-A55. The full galleries are available at Sony A550 Gallery & Sony A55 Gallery.

In case you're intending to carry your camera regularly, you should factor in its weight and measurements. The Sony A550 has got physical measurements of 137mm x 104mm x 84mm (5.4" x 4.1" x 3.3") and a weight of 632 grams (1.39 lbs) whilst the Sony A55 has proportions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

Look at the Sony A550 and Sony A55 in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change depending on the lens you are employing at that time. Here is the front view over all size comparison of the A550 versus the A55.

Factoring in size and weight, the portability rating of the A550 and A55 is 63 and 67 respectively.

Oftentimes, it can be difficult to visualize the contrast in sensor sizing purely by checking out specs. The graphic here will help provide you a better sense of the sensor measurements in the A550 and A55.

As you can plainly see, both of these cameras offer the same exact sensor sizing albeit different MP. You can expect the Sony A55 to produce more detail because of its extra 2MP. Higher resolution can also make it easier to crop shots a little more aggressively. The older A550 will be disadvantaged with regard to sensor technology.