Pentax WG-1 GPS vs Sigma DP2x

Let's look closer at the Pentax WG-1 GPS vs Sigma DP2x, one is a Waterproof and the other is a Large Sensor Compact by brands Pentax and Sigma. There is a crucial difference between the sensor resolutions of the WG-1 GPS (14MP) and DP2x (5MP) and the WG-1 GPS (1/2.3") and DP2x (APS-C) provide different sensor dimensions.

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The WG-1 GPS was brought out 7 months after the DP2x so they are of a similar generation. Each of the cameras feature different body design with the Pentax WG-1 GPS being a Compact camera and the Sigma DP2x being a Large Sensor Compact camera.

Before we go straight to a complete comparison, here is a simple view of how the WG-1 GPS grades versus the DP2x when considering portability, imaging, features and an overall mark.

Below is a sample of the gallery pictures for Pentax Optio WG-1 GPS and Sigma DP2x. The entire galleries are provided at Pentax WG-1 GPS Gallery and Sigma DP2x Gallery.

For anyone who is looking to travel with your camera often, you're going to have to take into account its weight and proportions. The Pentax WG-1 GPS provides outer measurements of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") with a weight of 167 grams (0.37 lbs) whilst the Sigma DP2x has measurements of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") having a weight of 280 grams (0.62 lbs).

Check the Pentax WG-1 GPS vs Sigma DP2x in the latest Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary based on the lens you use at the time. The following is a front view measurements comparison of the WG-1 GPS vs the DP2x.

Considering size and weight, the portability score of the WG-1 GPS and DP2x is 93 and 86 respectively.

Generally, it is hard to picture the gap between sensor dimensions purely by reading a spec sheet. The image here might give you a stronger sense of the sensor sizing in the WG-1 GPS and DP2x.

As you can see, the two cameras feature different megapixel count and different sensor dimensions. The WG-1 GPS featuring a tinier sensor is going to make shooting shallow depth of field more difficult and the Pentax WG-1 GPS will offer you more detail having its extra 9 Megapixels. Greater resolution will also enable you to crop photos way more aggressively. The fresher WG-1 GPS should have an advantage in sensor tech.