Pentax K-70 vs Sony RX100 III

In this article, we will be comparing the Pentax K-70 vs Sony RX100 III, one being a Entry-Level DSLR and the latter is a Large Sensor Compact by brands Pentax and Sony. The resolution of the K-70 (24MP) and the RX100 III (20MP) is pretty close but the K-70 (APS-C) and RX100 III (1") feature different sensor size.

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The K-70 was manufactured 2 years later than the RX100 III and that is a fairly big gap as far as camera technology is concerned. Both the cameras offer different body type with the Pentax K-70 being a Compact SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before delving in to a in-depth comparison, below is a quick introduction of how the K-70 grades against the RX100 III with regards to portability, imaging, features and an overall grade.

Here is a preview of the gallery images for Pentax K-70 and Sony Cyber-shot DSC-RX100 III. The entire galleries are provided at Pentax K-70 Gallery and Sony RX100 III Gallery.

If you're aiming to lug around your camera frequently, you'll have to factor its weight and volume. The Pentax K-70 has outer dimensions of 126mm x 93mm x 74mm (5.0" x 3.7" x 2.9") accompanied by a weight of 688 grams (1.52 lbs) and the Sony RX100 III has sizing of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") accompanied by a weight of 290 grams (0.64 lbs).

Check the Pentax K-70 vs Sony RX100 III in the latest Camera and Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are working with during that time. Below is the front view sizing comparison of the K-70 and the RX100 III.

Factoring in dimensions and weight, the portability score of the K-70 and RX100 III is 62 and 89 respectively.

Sometimes, its difficult to imagine the gap in sensor measurements simply by looking through specifications. The visual underneath might give you a much better sense of the sensor dimensions in the K-70 and RX100 III.

Plainly, both the cameras enjoy different megapixel count and different sensor measurements. The K-70 featuring a bigger sensor is going to make achieving shallow DOF less difficult and the Pentax K-70 will provide you with greater detail due to its extra 4 Megapixels. Higher resolution can also make it easier to crop photographs far more aggressively. The younger K-70 should have an edge when it comes to sensor technology.