Pentax WG-2 GPS vs Sigma DP1

Here is a detailed overview of the Pentax WG-2 GPS versus Sigma DP1, one being a Waterproof and the other is a Large Sensor Compact by rivals Pentax and Sigma. There is a sizeable difference among the resolutions of the WG-2 GPS (16MP) and DP1 (5MP) and the WG-2 GPS (1/2.3") and DP1 (APS-C) posses different sensor sizing.

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The WG-2 GPS was manufactured 3 years later than the DP1 and that is a fairly large gap as far as camera tech is concerned. Both of these cameras feature different body design with the Pentax WG-2 GPS being a Compact camera and the Sigma DP1 being a Large Sensor Compact camera.

Before diving right into a in-depth comparison, here is a concise highlight of how the WG-2 GPS matches up vs the DP1 with regards to portability, imaging, features and an overall rating.

Here is a sample of the gallery pics for Pentax Optio WG-2 GPS and Sigma DP1. The entire galleries are provided at Pentax WG-2 GPS Gallery and Sigma DP1 Gallery.

For those who are going to carry your camera, you will have to consider its weight and dimensions. The Pentax WG-2 GPS has got physical dimensions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 198 grams (0.44 lbs) while the Sigma DP1 has dimensions of 113mm x 60mm x 50mm (4.4" x 2.4" x 2.0") with a weight of 270 grams (0.60 lbs).

Take a look at the Pentax WG-2 GPS versus Sigma DP1 in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilizing at that time. Here is a front view proportions comparison of the WG-2 GPS against the DP1.

Taking into consideration size and weight, the portability score of the WG-2 GPS and DP1 is 91 and 87 respectively.

Often, it is tough to visualize the difference in sensor sizing just by looking through specs. The photograph here may give you a greater sense of the sensor dimensions in the WG-2 GPS and DP1.

As you can plainly see, each of these cameras come with different megapixel count and different sensor sizing. The WG-2 GPS featuring a smaller sensor is going to make shooting shallow DOF harder and the Pentax WG-2 GPS will result in extra detail due to its extra 11 Megapixels. Greater resolution can also allow you to crop images a good deal more aggressively. The newer WG-2 GPS provides an advantage in sensor technology.