Pentax WG-2 vs Sigma DP1 Merrill

In this write-up, we are evaluating the Pentax WG-2 versus Sigma DP1 Merrill, one is a Waterproof and the other is a Large Sensor Compact by manufacturers Pentax and Sigma. The sensor resolution of the WG-2 (16MP) and the DP1 Merrill (15MP) is very well matched but the WG-2 (1/2.3") and DP1 Merrill (APS-C) use different sensor size.

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The WG-2 was brought out very close to the DP1 Merrill so they are of a similar generation. Both cameras offer different body type with the Pentax WG-2 being a Compact camera and the Sigma DP1 Merrill being a Large Sensor Compact camera.

Before getting straight into a more detailed comparison, below is a short summation of how the WG-2 scores vs the DP1 Merrill when it comes to portability, imaging, features and an overall score.

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

In case you're aiming to carry around your camera regularly, you need to factor its weight and dimensions. The Pentax WG-2 has external dimensions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") having a weight of 192 grams (0.42 lbs) whilst the Sigma DP1 Merrill has dimensions of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") along with a weight of 330 grams (0.73 lbs).

See the Pentax WG-2 versus Sigma DP1 Merrill in the latest Camera with Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will vary depending on the lens you select at that moment. The following is the front view measurement comparison of the WG-2 vs the DP1 Merrill.

Taking into consideration dimensions and weight, the portability grade of the WG-2 and DP1 Merrill is 91 and 82 respectively.

Normally, it is hard to visualize the gap between sensor sizes just by checking technical specs. The picture here will give you a stronger sense of the sensor sizes in the WG-2 and DP1 Merrill.

As you have seen, both of those cameras enjoy different resolutions and different sensor sizes. The WG-2 due to its tinier sensor is going to make achieving shallower DOF tougher and the Pentax WG-2 will give you extra detail having its extra 1 Megapixels. Greater resolution can also allow you to crop pics far more aggressively.