Pentax K-5 II vs Sony RX100

Let's take a closer look at the Pentax K-5 II vs Sony RX100, one being a Advanced DSLR and the other is a Large Sensor Compact by rivals Pentax and Sony. The image resolution of the K-5 II (16MP) and the RX100 (20MP) is fairly well matched but the K-5 II (APS-C) and RX100 (1") offer different sensor sizes.

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The K-5 II was brought out 10 months later than the RX100 and they are both of a similar generation. Both of these cameras feature different body design with the Pentax K-5 II being a Mid-size SLR camera and the Sony RX100 being a Large Sensor Compact camera.

Before going right into a step-by-step comparison, here is a simple introduction of how the K-5 II scores against the RX100 when it comes to portability, imaging, features and an overall rating.

Here is a sample of the gallery pictures for Pentax K-5 II and Sony Cyber-shot DSC-RX100. The entire galleries are viewable at Pentax K-5 II Gallery and Sony RX100 Gallery.

For those who are aiming to carry your camera frequently, you will have to factor its weight and proportions. The Pentax K-5 II enjoys outside 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 RX100 has measurements of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") accompanied by a weight of 240 grams (0.53 lbs).

Contrast the Pentax K-5 II vs Sony RX100 in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you select at the time. The following is a front view physical size comparison of the K-5 II compared to the RX100.

Looking at dimensions and weight, the portability score of the K-5 II and RX100 is 60 and 91 respectively.

Sometimes, it can be difficult to picture the contrast between sensor sizing only by checking technical specs. The visual below will provide you a more clear sense of the sensor measurements in the K-5 II and RX100.

As you can tell, each of these cameras come with different megapixels and different sensor sizing. The K-5 II featuring a larger sensor is going to make shooting shallow depth of field simpler and the Sony RX100 will give you greater detail having its extra 4 Megapixels. Greater resolution can also let you crop images a good deal more aggressively. The newer K-5 II should have an edge with regard to sensor tech.