Pentax K-5 II vs Sony A100

Following is a extensive review of the Pentax K-5 II versus Sony A100, one is a Advanced DSLR and the other is a Entry-Level DSLR by manufacturers Pentax and Sony. There is a significant difference between the image resolutions of the K-5 II (16MP) and A100 (10MP) but both cameras posses the identical sensor size (APS-C).

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The K-5 II was announced 6 years after the A100 which is quite a sizable gap as far as tech is concerned. Each of the cameras feature different body design with the Pentax K-5 II being a Mid-size SLR camera and the Sony A100 being a Compact SLR camera.

Before we go into a detailed comparison, here is a brief summary of how the K-5 II scores against the A100 in regards to portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Pentax K-5 II and Sony Alpha DSLR-A100. The whole galleries are available at Pentax K-5 II Gallery and Sony A100 Gallery.

For anybody who is planning to carry around your camera regularly, you're going to have to think about its weight and proportions. The Pentax K-5 II offers outside measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") along with a weight of 760 grams (1.68 lbs) whilst the Sony A100 has measurements of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

See the Pentax K-5 II versus Sony A100 in the latest Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ dependant on the lens you use at that time. Underneath is a front view overall size comparison of the K-5 II against the A100.

Taking into account size and weight, the portability score of the K-5 II and A100 is 60 and 64 respectively.

Generally, it is hard to visualize the difference between sensor sizes purely by going over specs. The pic here should provide you a more clear sense of the sensor measurements in the K-5 II and A100.

All in all, each of the cameras come with the identical sensor size but different MP. You should expect to see the Pentax K-5 II to offer you greater detail with its extra 6MP. Greater resolution can also help you crop images a good deal more aggressively. The newer K-5 II should have an advantage with regard to sensor tech.