Pentax WG-3 vs Sigma DP2

Its time to look more in depth at the Pentax WG-3 and Sigma DP2, former is a Waterproof while the other is a Large Sensor Compact by companies Pentax and Sigma. There is a large difference among the image resolutions of the WG-3 (16MP) and DP2 (5MP) and the WG-3 (1/2.3") and DP2 (APS-C) boast different sensor sizes.

Photography Glossary

The WG-3 was manufactured 3 years after the DP2 which is a fairly serious difference as far as camera tech is concerned. Each of these cameras feature different body design with the Pentax WG-3 being a Compact camera and the Sigma DP2 being a Large Sensor Compact camera.

Before we go straight to a thorough comparison, here is a short summary of how the WG-3 matches up vs the DP2 with regards to portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Pentax WG-3 & Sigma DP2. The entire galleries are provided at Pentax WG-3 Gallery & Sigma DP2 Gallery.

When you are intending to travel with your camera, you will have to consider its weight and size. The Pentax WG-3 comes with outer dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs) while the Sigma DP2 has specifications of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") with a weight of 280 grams (0.62 lbs).

Analyze the Pentax WG-3 and Sigma DP2 in our brand new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change depending on the lens you are working with at that time. Following is a front view scale comparison of the WG-3 compared to the DP2.

Taking into consideration size and weight, the portability rating of the WG-3 and DP2 is 90 and 86 respectively.

Usually, it's tough to imagine the contrast in sensor dimensions just by looking through a spec sheet. The pic below may provide you a much better sense of the sensor dimensions in the WG-3 and DP2.

Clearly, each of these cameras come with different megapixel count and different sensor dimensions. The WG-3 because of its smaller sensor is going to make getting shallow DOF more difficult and the Pentax WG-3 will render greater detail due to its extra 11 Megapixels. Greater resolution can also allow you to crop images a good deal more aggressively. The more modern WG-3 provides an advantage when it comes to sensor tech.