Pentax WG-3 vs Samsung ST30

In this write-up, we will be evaluating the Pentax WG-3 vs Samsung ST30, former being a Waterproof while the latter is a Ultracompact by manufacturers Pentax and Samsung. There is a large difference between the image resolutions of the WG-3 (16MP) and ST30 (10MP) and the WG-3 (1/2.3") and ST30 (1/3") use totally different sensor sizes.

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The WG-3 was brought out 2 years later than the ST30 and that is quite a serious difference as far as tech is concerned. Both of the cameras offer different body type with the Pentax WG-3 being a Compact camera and the Samsung ST30 being a Ultracompact camera.

Before diving in to a more detailed comparison, below is a quick highlight of how the WG-3 scores versus the ST30 with respect to portability, imaging, features and an overall rating.

The following is a preview of the gallery photos for Pentax WG-3 & Samsung ST30. The entire galleries are viewable at Pentax WG-3 Gallery & Samsung ST30 Gallery.

If you are going to carry your camera often, you should take into account its weight and measurements. The Pentax WG-3 comes with outside measurements of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 230 grams (0.51 lbs) while the Samsung ST30 has proportions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") and a weight of 87 grams (0.19 lbs).

See the Pentax WG-3 vs Samsung ST30 in our brand new Camera plus Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will change based on the lens you are utilising at that time. Underneath is the front view measurement comparison of the WG-3 compared to the ST30.

Considering size and weight, the portability score of the WG-3 and ST30 is 90 and 98 respectively.

Usually, it's difficult to see the gap between sensor sizing simply by reading through specs. The graphic underneath should provide you a clearer sense of the sensor sizing in the WG-3 and ST30.

As you can plainly see, each of these cameras enjoy different resolutions and different sensor sizing. The WG-3 due to its bigger sensor will make shooting shallow depth of field easier and the Pentax WG-3 will resolve extra detail having its extra 6MP. Higher resolution will enable you to crop shots far more aggressively. The fresher WG-3 is going to have an edge when it comes to sensor technology.