Pentax K-5 II vs Sony A390

The following is a detailed assessment of the Pentax K-5 II and Sony A390, former is a Advanced DSLR while the latter is a Entry-Level DSLR by manufacturers Pentax and Sony. The sensor resolution of the K-5 II (16MP) and the A390 (14MP) is pretty similar and they possess the same exact sensor sizing (APS-C).

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The K-5 II was announced 2 years after the A390 which is quite a sizable difference as far as tech is concerned. The two cameras offer different body type with the Pentax K-5 II being a Mid-size SLR camera and the Sony A390 being a Compact SLR camera.

Before going through a detailed comparison, below is a simple summation of how the K-5 II scores against the A390 in regards to portability, imaging, features and an overall mark.

The following is a preview of the gallery images for Pentax K-5 II & Sony Alpha DSLR-A390. The whole galleries are provided at Pentax K-5 II Gallery & Sony A390 Gallery.

For those who are aiming to travel with your camera regularly, you will want to consider its weight and measurements. The Pentax K-5 II has exterior measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs) whilst the Sony A390 has proportions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).

Check the Pentax K-5 II and Sony A390 in our brand new Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will differ dependant on the lens you use during that time. Underneath is the front view proportions comparison of the K-5 II vs the A390.

Considering size and weight, the portability rating of the K-5 II and A390 is 60 and 66 respectively.

In many cases, its tough to visualize the difference between sensor dimensions simply by going over a spec sheet. The pic below may provide you a much better sense of the sensor measurements in the K-5 II and A390.

As you can see, both of the cameras offer the same exact sensor sizing albeit different resolution. You can expect the Pentax K-5 II to offer you more detail with its extra 2 Megapixels. Higher resolution will make it easier to crop pictures a little more aggressively. The more modern K-5 II provides an edge when it comes to sensor tech.