Pentax K-5 vs Sony A900

Its time to look a bit more in depth at the Pentax K-5 vs Sony A900, both Advanced DSLR cameras by brands Pentax and Sony. There is a sizeable difference among the sensor resolutions of the K-5 (16MP) and A900 (25MP) and the K-5 (APS-C) and A900 (Full frame) feature totally different sensor size.

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The K-5 was released 2 years later than the A900 and that is a fairly large gap as far as camera tech is concerned. Both of these cameras come with the identical body type (Mid-size SLR).

Before delving through a detailed comparison, below is a simple highlight of how the K-5 scores vs the A900 for portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Pentax K-5 and Sony Alpha DSLR-A900. The complete galleries are available at Pentax K-5 Gallery and Sony A900 Gallery.

For those who are planning to lug around your camera, you are going to need to factor in its weight and proportions. The Pentax K-5 provides outside dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 740 grams (1.63 lbs) whilst the Sony A900 has measurements of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") along with a weight of 895 grams (1.97 lbs).

Compare the Pentax K-5 vs Sony A900 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you have chosen at that moment. Underneath is the front view scale comparison of the K-5 against the A900.

Using size and weight, the portability rating of the K-5 and A900 is 60 and 54 respectively.

Generally, its hard to envision the contrast in sensor measurements merely by seeing specifications. The graphic here should offer you a greater sense of the sensor sizes in the K-5 and A900.

Plainly, both of the cameras posses different megapixel count and different sensor measurements. The K-5 because of its smaller sensor will make shooting shallow depth of field tougher and the Sony A900 will provide greater detail as a result of its extra 9MP. Higher resolution will help you crop shots somewhat more aggressively. The newer K-5 is going to have an edge when it comes to sensor innovation.