Pentax K-1 vs Sony RX100 III

Lets look more closely at the Pentax K-1 and Sony RX100 III, former is a Advanced DSLR while the other is a Large Sensor Compact by competitors Pentax and Sony. There exists a noticeable gap between the sensor resolutions of the K-1 (36MP) and RX100 III (20MP) and the K-1 (Full frame) and RX100 III (1") feature totally different sensor dimensions.

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The K-1 was manufactured 22 months after the RX100 III making the cameras a generation away from one another. Each of these cameras offer different body type with the Pentax K-1 being a Mid-size SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before diving straight into a full comparison, below is a simple highlight of how the K-1 matches up vs the RX100 III in regards to portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Pentax K-1 & Sony Cyber-shot DSC-RX100 III. The entire galleries are available at Pentax K-1 Gallery & Sony RX100 III Gallery.

If you're going to travel with your camera, you'll have to factor in its weight and measurements. The Pentax K-1 has got outside dimensions of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") with a weight of 1010 grams (2.23 lbs) whilst the Sony RX100 III has proportions 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-1 and Sony RX100 III in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change depending on the lens you select at that time. Following is the front view overall size comparison of the K-1 against the RX100 III.

Looking at dimensions and weight, the portability rating of the K-1 and RX100 III is 55 and 89 respectively.

Normally, it is difficult to visualise the gap between sensor dimensions purely by checking specs. The pic below may provide you a stronger sense of the sensor dimensions in the K-1 and RX100 III.

All in all, both of those cameras offer different resolutions and different sensor dimensions. The K-1 featuring a larger sensor will make shooting shallower depth of field easier and the Pentax K-1 will resolve extra detail due to its extra 16MP. Greater resolution will let you crop pics a little more aggressively. The more modern K-1 is going to have an advantage when it comes to sensor innovation.