Pentax K-5 IIs vs Sony RX100 III

Its time to take a more detailed look at the Pentax K-5 IIs and Sony RX100 III, one is a Advanced DSLR and the other is a Large Sensor Compact by rivals Pentax and Sony. The image resolution of the K-5 IIs (16MP) and the RX100 III (20MP) is very close but the K-5 IIs (APS-C) and RX100 III (1") come with totally different sensor measurements.

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The K-5 IIs was released 11 months prior to the RX100 III and they are of a similar generation. Both of these cameras offer different body type with the Pentax K-5 IIs being a Mid-size SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before diving through a full comparison, below is a concise summation of how the K-5 IIs grades versus the RX100 III in the way of portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Pentax K-5 IIs and Sony Cyber-shot DSC-RX100 III. The complete galleries are provided at Pentax K-5 IIs Gallery and Sony RX100 III Gallery.

When you are going to carry around your camera frequently, you have to consider its weight and dimensions. The Pentax K-5 IIs provides outside dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") accompanied by a weight of 760 grams (1.68 lbs) while the Sony RX100 III has dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 290 grams (0.64 lbs).

Contrast the Pentax K-5 IIs and Sony RX100 III in the latest Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary based on the lens you select at the time. Here is the front view size comparison of the K-5 IIs versus the RX100 III.

Taking into consideration size and weight, the portability score of the K-5 IIs and RX100 III is 60 and 89 respectively.

Generally, it can be hard to visualise the gap in sensor sizes simply by researching specifications. The image underneath will offer you a much better sense of the sensor dimensions in the K-5 IIs and RX100 III.

To sum up, both of those cameras enjoy different megapixel count and different sensor sizes. The K-5 IIs because of its larger sensor will make achieving shallow DOF simpler and the Sony RX100 III will result in more detail as a result of its extra 4MP. Greater resolution will also enable you to crop images far more aggressively. The more aged K-5 IIs will be behind in sensor innovation.