Pentax K-01 vs Sony A900

Following is a in depth assessment of the Pentax K-01 versus Sony A900, former is a Entry-Level Mirrorless while the latter is a Advanced DSLR by companies Pentax and Sony. There is a substantial difference among the sensor resolutions of the K-01 (16MP) and A900 (25MP) and the K-01 (APS-C) and A900 (Full frame) feature totally different sensor sizing.

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The K-01 was manufactured 3 years after the A900 which is a fairly big difference as far as camera tech is concerned. The two cameras offer different body type with the Pentax K-01 being a SLR-style mirrorless camera and the Sony A900 being a Mid-size SLR camera.

Before delving straight into a full comparison, below is a brief summary of how the K-01 grades against the A900 with regards to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Pentax K-01 & Sony Alpha DSLR-A900. The entire galleries are viewable at Pentax K-01 Gallery & Sony A900 Gallery.

For anyone who is looking to carry around your camera, you will need to think about its weight and measurements. The Pentax K-01 has outer measurements of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") and a weight of 561 grams (1.24 lbs) whilst the Sony A900 has proportions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") along with a weight of 895 grams (1.97 lbs).

Examine the Pentax K-01 versus Sony A900 in our newest Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will change depending on the lens you have attached at that time. Here is the front view sizing comparison of the K-01 and the A900.

Taking into account size and weight, the portability rating of the K-01 and A900 is 76 and 54 respectively.

Usually, it is tough to envision the difference in sensor sizes simply by viewing specs. The pic below may give you a much better sense of the sensor measurements in the K-01 and A900.

As you can plainly see, both cameras enjoy different resolutions and different sensor sizes. The K-01 featuring a smaller sensor will make achieving bokeh more difficult and the Sony A900 will result in extra detail due to its extra 9MP. Higher resolution will let you crop pictures far more aggressively. The more modern K-01 will have an edge with regard to sensor innovation.