Pentax K-r vs Sony A55

Let's examine more in depth at the Pentax K-r versus Sony A55, both Entry-Level DSLR cameras by manufacturers Pentax and Sony. There is a sizable difference among the resolutions of the K-r (12MP) and A55 (16MP) but they possess the exact same sensor sizing (APS-C).

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The K-r was brought out 7 months after the A55 and they are of a similar age. Both of the cameras come with the identical body type (Compact SLR).

Before we go in to a full comparison, below is a short introduction of how the K-r matches up against the A55 in relation to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Pentax K-r & Sony SLT-A55. The entire galleries are provided at Pentax K-r Gallery & Sony A55 Gallery.

For those who are aiming to carry around your camera often, you need to think about its weight and proportions. The Pentax K-r features outside measurements of 125mm x 97mm x 68mm (4.9" x 3.8" x 2.7") accompanied by a weight of 598 grams (1.32 lbs) and the Sony A55 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

Take a look at the Pentax K-r versus Sony A55 in our newest Camera plus Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change based on the lens you select at that time. Underneath is the front view dimension comparison of the K-r compared to the A55.

Factoring in size and weight, the portability rating of the K-r and A55 is 67 and 67 respectively.

Often, its hard to visualise the difference in sensor sizes simply by viewing specs. The pic underneath may provide you a far better sense of the sensor measurements in the K-r and A55.

As you can plainly see, the two cameras posses the exact same sensor measurements but not the same resolution. You can expect to see the Sony A55 to provide you with extra detail having its extra 4MP. Greater resolution will make it easier to crop images somewhat more aggressively. The more recent K-r will have an edge when it comes to sensor innovation.