Pentax KP vs Sony RX100 IV

In this write-up, we are analyzing the Pentax KP versus Sony RX100 IV, former being a Advanced DSLR while the other is a Large Sensor Compact by rivals Pentax and Sony. The resolution of the KP (24MP) and the RX100 IV (20MP) is very well matched but the KP (APS-C) and RX100 IV (1") feature totally different sensor dimensions.

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The KP was revealed 20 months later than the RX100 IV making the cameras a generation apart from one another. Each of these cameras offer different body type with the Pentax KP being a Mid-size SLR camera and the Sony RX100 IV being a Large Sensor Compact camera.

Before going in to a step-by-step comparison, below is a brief overview of how the KP grades against the RX100 IV with regard to portability, imaging, features and an overall rating.

The following is a sample of the gallery pics for Pentax KP & Sony Cyber-shot DSC-RX100 IV. The full galleries are viewable at Pentax KP Gallery & Sony RX100 IV Gallery.

When you are aiming to carry your camera often, you will have to factor its weight and size. The Pentax KP comes with outside dimensions of 132mm x 101mm x 76mm (5.2" x 4.0" x 3.0") along with a weight of 703 grams (1.55 lbs) while the Sony RX100 IV has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 298 grams (0.66 lbs).

See the Pentax KP versus Sony RX100 IV in our completely new Camera plus Lens Size Comparison Tool.

Remember, the weight of an ILC will vary depending on the lens you are working with at the time. Below is the front view scale comparison of the KP vs the RX100 IV.

Taking into account dimensions and weight, the portability score of the KP and RX100 IV is 61 and 89 respectively.

Typically, it can be hard to see the gap between sensor sizing just by checking specs. The graphic underneath will offer you a clearer sense of the sensor dimensions in the KP and RX100 IV.

All in all, both the cameras offer different resolutions and different sensor sizing. The KP with its larger sensor will make getting shallower DOF simpler and the Pentax KP will resolve more detail because of its extra 4 Megapixels. Greater resolution will also enable you to crop pics a little more aggressively. The younger KP will have an advantage with regard to sensor innovation.