Pentax K-5 IIs vs Sony A9 II

Lets examine more in depth at the Pentax K-5 IIs versus Sony A9 II, one being a Advanced DSLR and the latter is a Pro Mirrorless by companies Pentax and Sony. There is a crucial difference among the sensor resolutions of the K-5 IIs (16MP) and A9 II (24MP) and the K-5 IIs (APS-C) and A9 II (Full frame) come with totally different sensor size.

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The K-5 IIs was announced 7 years before the A9 II and that is a fairly serious gap as far as camera tech is concerned. Both of the cameras come with different body type with the Pentax K-5 IIs being a Mid-size SLR camera and the Sony A9 II being a SLR-style mirrorless camera.

Before diving in to a step-by-step comparison, below is a simple synopsis of how the K-5 IIs scores versus the A9 II when it comes to portability, imaging, features and an overall rating.

Below is a preview of the gallery photos for Pentax K-5 IIs and Sony Alpha A9 Mark II. The whole galleries are provided at Pentax K-5 IIs Gallery and Sony A9 II Gallery.

For anyone who is planning to carry your camera frequently, you'll need to consider its weight and volume. The Pentax K-5 IIs enjoys outer measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 760 grams (1.68 lbs) whilst the Sony A9 II has sizing of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") having a weight of 678 grams (1.49 lbs).

Check the Pentax K-5 IIs versus Sony A9 II in the new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you are working with at that moment. Underneath is the front view physical size comparison of the K-5 IIs and the A9 II.

Taking into consideration size and weight, the portability score of the K-5 IIs and A9 II is 60 and 62 respectively.

Usually, it is hard to visualise the gap in sensor sizing simply by going through specs. The photograph underneath might offer you a better sense of the sensor sizing in the K-5 IIs and A9 II.

All in all, the two cameras posses different megapixel count and different sensor sizing. The K-5 IIs with its smaller sensor will make shooting shallower DOF harder and the Sony A9 II will provide greater detail with its extra 8 Megapixels. Higher resolution will also let you crop photographs somewhat more aggressively. The older K-5 IIs will be behind with regard to sensor technology.