Pentax WG-3 GPS vs Sony TX20

Below is a comprehensive assessment of the Pentax WG-3 GPS versus Sony TX20, former being a Waterproof while the other is a Ultracompact by brands Pentax and Sony. The resolution of the WG-3 GPS (16MP) and the TX20 (16MP) is fairly well matched and both cameras have the identical sensor dimensions (1/2.3").

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The WG-3 GPS was introduced 17 months later than the TX20 making them a generation apart from each other. The two cameras feature different body design with the Pentax WG-3 GPS being a Compact camera and the Sony TX20 being a Ultracompact camera.

Before getting right into a in depth comparison, here is a simple synopsis of how the WG-3 GPS scores against the TX20 in the way of portability, imaging, features and an overall grade.

The following is a sample of the gallery pictures for Pentax WG-3 GPS & Sony Cyber-shot DSC-TX20. The whole galleries are provided at Pentax WG-3 GPS Gallery & Sony TX20 Gallery.

For anyone who is aiming to lug around your camera regularly, you should take into account its weight and dimensions. The Pentax WG-3 GPS features exterior dimensions of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs) and the Sony TX20 has dimensions of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") having a weight of 133 grams (0.29 lbs).

Examine the Pentax WG-3 GPS versus Sony TX20 in our completely new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will change depending on the lens you have chosen at that moment. The following is a front view size comparison of the WG-3 GPS and the TX20.

Taking into consideration size and weight, the portability grade of the WG-3 GPS and TX20 is 90 and 96 respectively.

In many cases, it is difficult to visualize the contrast between sensor measurements just by looking at specs. The photograph underneath may provide you a far better sense of the sensor dimensions in the WG-3 GPS and TX20.

All in all, both the cameras come with the identical sensor size and the same exact resolution and you can expect similar quality of images but you should always factor the age of the products into consideration. The newer WG-3 GPS provides an advantage when it comes to sensor innovation.