Pentax WG-3 GPS vs Sony RX100

The following is a in-depth comparison of the Pentax WG-3 GPS and Sony RX100, former is a Waterproof while the other is a Large Sensor Compact by companies Pentax and Sony. The image resolution of the WG-3 GPS (16MP) and the RX100 (20MP) is very comparable but the WG-3 GPS (1/2.3") and RX100 (1") enjoy totally different sensor size.

Photography Glossary

The WG-3 GPS was revealed 11 months after the RX100 and they are of a similar age. Each of the cameras offer different body type with the Pentax WG-3 GPS being a Compact camera and the Sony RX100 being a Large Sensor Compact camera.

Before getting in to a in depth comparison, below is a concise highlight of how the WG-3 GPS grades against the RX100 with regards to portability, imaging, features and an overall mark.

This is a sample of the gallery pics for Pentax WG-3 GPS & Sony Cyber-shot DSC-RX100. The full galleries are viewable at Pentax WG-3 GPS Gallery & Sony RX100 Gallery.

In case you're going to travel with your camera regularly, you will need to factor in its weight and measurements. The Pentax WG-3 GPS features outside dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") having a weight of 238 grams (0.52 lbs) whilst the Sony RX100 has proportions of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") along with a weight of 240 grams (0.53 lbs).

Compare the Pentax WG-3 GPS and Sony RX100 in our brand new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change depending on the lens you are utilising during that time. The following is the front view dimensions comparison of the WG-3 GPS vs the RX100.

Using dimensions and weight, the portability rating of the WG-3 GPS and RX100 is 90 and 91 respectively.

Typically, it can be hard to visualise the gap in sensor dimensions purely by checking out specifications. The image underneath will give you a better sense of the sensor sizes in the WG-3 GPS and RX100.

Plainly, the 2 cameras enjoy different megapixel count and different sensor dimensions. The WG-3 GPS using its smaller sensor will make getting shallow DOF harder and the Sony RX100 will show more detail because of its extra 4 Megapixels. Greater resolution will make it easier to crop pics far more aggressively. The more recent WG-3 GPS is going to have an advantage in sensor technology.