Pentax WG-3 GPS vs Sony TX30

In this article, we are evaluating the Pentax WG-3 GPS versus Sony TX30, one being a Waterproof and the other is a Ultracompact by competitors Pentax and Sony. The sensor resolution of the WG-3 GPS (16MP) and the TX30 (18MP) is fairly close and they come with the same exact sensor dimensions (1/2.3").

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The WG-3 GPS was revealed very close to the TX30 so they are both of a similar generation. Both of these cameras offer different body type with the Pentax WG-3 GPS being a Compact camera and the Sony TX30 being a Ultracompact camera.

Before going in to a more detailed comparison, below is a quick overview of how the WG-3 GPS scores vs the TX30 in the way of portability, imaging, features and an overall grade.

Following is a sample of the gallery pictures for Pentax WG-3 GPS and Sony Cyber-shot DSC-TX30. The full galleries are viewable at Pentax WG-3 GPS Gallery and Sony TX30 Gallery.

If you're going to lug around your camera, you will need to take into account its weight and dimensions. The Pentax WG-3 GPS enjoys external measurements of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 238 grams (0.52 lbs) while the Sony TX30 has dimensions of 96mm x 59mm x 15mm (3.8" x 2.3" x 0.6") and a weight of 141 grams (0.31 lbs).

Check out the Pentax WG-3 GPS versus Sony TX30 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will vary based on the lens you are using at that moment. Here is the front view over all size comparison of the WG-3 GPS versus the TX30.

Taking into account size and weight, the portability score of the WG-3 GPS and TX30 is 90 and 96 respectively.

Generally, its hard to visualise the gap in sensor measurements simply by researching a spec sheet. The photograph underneath will offer you a clearer sense of the sensor sizing in the WG-3 GPS and TX30.

Clearly, each of these cameras offer the same exact sensor sizing but not the same megapixels. You should anticipate the Sony TX30 to provide you with more detail because of its extra 2MP. Greater resolution will allow you to crop photos a little more aggressively.