Pentax K-S2 vs Sony RX100 III

The following is a extended assessment of the Pentax K-S2 versus Sony RX100 III, one is a Entry-Level DSLR and the latter is a Large Sensor Compact by companies Pentax and Sony. The sensor resolution of the K-S2 (20MP) and the RX100 III (20MP) is relatively similar but the K-S2 (APS-C) and RX100 III (1") use totally different sensor sizes.

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The K-S2 was revealed 10 months after the RX100 III and they are of a similar generation. Both the cameras offer different body type with the Pentax K-S2 being a Compact SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before getting through a in-depth comparison, below is a brief highlight of how the K-S2 scores against the RX100 III in the way of portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Pentax K-S2 and Sony Cyber-shot DSC-RX100 III. The full galleries are viewable at Pentax K-S2 Gallery and Sony RX100 III Gallery.

In case you're planning to travel with your camera, you should factor its weight and dimensions. The Pentax K-S2 offers external dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") having a weight of 678 grams (1.49 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).

Check out the Pentax K-S2 versus Sony RX100 III in the all new Camera with Lens Size Comparison Tool.

Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you use at that moment. Here is the front view size comparison of the K-S2 vs the RX100 III.

Factoring in size and weight, the portability rating of the K-S2 and RX100 III is 64 and 89 respectively.

Generally, it's tough to see the gap between sensor dimensions purely by going over a spec sheet. The picture here may offer you a better sense of the sensor sizes in the K-S2 and RX100 III.

Clearly, both of those cameras enjoy the same exact MP albeit not the same sensor dimensions. The K-S2 has the bigger sensor which will make obtaining shallower depth of field easier. The fresher K-S2 will have a benefit when it comes to sensor technology.