Pentax WG-3 GPS vs Samsung ST30

On this page, we will be looking at the Pentax WG-3 GPS vs Samsung ST30, one is a Waterproof and the latter is a Ultracompact by rivals Pentax and Samsung. There is a sizeable difference between the resolutions of the WG-3 GPS (16MP) and ST30 (10MP) and the WG-3 GPS (1/2.3") and ST30 (1/3") boast totally different sensor measurements.

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The WG-3 GPS was revealed 2 years after the ST30 which is quite a large gap as far as tech is concerned. Both of these cameras have different body design with the Pentax WG-3 GPS being a Compact camera and the Samsung ST30 being a Ultracompact camera.

Before going straight to a comprehensive comparison, here is a concise overview of how the WG-3 GPS grades versus the ST30 in the way of portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Pentax WG-3 GPS and Samsung ST30. The full galleries are viewable at Pentax WG-3 GPS Gallery and Samsung ST30 Gallery.

For those who are going to travel with your camera often, you will want to factor in 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") having a weight of 238 grams (0.52 lbs) whilst the Samsung ST30 has dimensions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") having a weight of 87 grams (0.19 lbs).

Analyze the Pentax WG-3 GPS vs Samsung ST30 in the latest Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ based on the lens you have at the time. The following is a front view sizing comparison of the WG-3 GPS and the ST30.

Using size and weight, the portability rating of the WG-3 GPS and ST30 is 90 and 98 respectively.

In many cases, it is very tough to see the difference between sensor dimensions purely by reading a spec sheet. The image underneath might offer you a more clear sense of the sensor dimensions in the WG-3 GPS and ST30.

Clearly, the 2 cameras have different resolutions and different sensor dimensions. The WG-3 GPS using its bigger sensor will make getting shallower DOF less difficult and the Pentax WG-3 GPS will offer you extra detail because of its extra 6 Megapixels. Higher resolution will help you crop photographs a bit more aggressively. The younger WG-3 GPS is going to have a benefit when it comes to sensor tech.