Pentax WG-2 GPS vs Sony RX100 III

Its time to look much closer at the Pentax WG-2 GPS and Sony RX100 III, one is a Waterproof and the other is a Large Sensor Compact by rivals Pentax and Sony. The image resolution of the WG-2 GPS (16MP) and the RX100 III (20MP) is very close but the WG-2 GPS (1/2.3") and RX100 III (1") offer different sensor size.

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The WG-2 GPS was revealed 3 years before the RX100 III which is a fairly serious gap as far as camera tech is concerned. Both of the cameras have different body design with the Pentax WG-2 GPS being a Compact camera and the Sony RX100 III being a Large Sensor Compact camera.

Before delving straight to a in-depth comparison, here is a quick synopsis of how the WG-2 GPS matches up against the RX100 III with respect to portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Pentax Optio WG-2 GPS and Sony Cyber-shot DSC-RX100 III. The full galleries are provided at Pentax WG-2 GPS Gallery and Sony RX100 III Gallery.

If you're looking to carry around your camera, you need to consider its weight and size. The Pentax WG-2 GPS provides exterior measurements of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") along with a weight of 198 grams (0.44 lbs) whilst the Sony RX100 III has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 290 grams (0.64 lbs).

Check the Pentax WG-2 GPS and Sony RX100 III in the new Camera with Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at that time. Below is a front view physical size comparison of the WG-2 GPS compared to the RX100 III.

Considering size and weight, the portability rating of the WG-2 GPS and RX100 III is 91 and 89 respectively.

In many cases, it is tough to picture the contrast in sensor sizes only by researching specs. The picture underneath will help provide you a far better sense of the sensor measurements in the WG-2 GPS and RX100 III.

As you can plainly see, both of those cameras provide different resolutions and different sensor sizes. The WG-2 GPS using its smaller sensor is going to make shooting shallow depth of field more challenging and the Sony RX100 III will result in greater detail because of its extra 4MP. Greater resolution will also enable you to crop pics more aggressively. The more aged WG-2 GPS will be behind in sensor tech.