Pentax WG-3 GPS vs Samsung GX-20

Lets take a deeper look at the Pentax WG-3 GPS versus Samsung GX-20, former is a Waterproof while the latter is a Advanced DSLR by manufacturers Pentax and Samsung. The image resolution of the WG-3 GPS (16MP) and the GX-20 (15MP) is relatively well matched but the WG-3 GPS (1/2.3") and GX-20 (APS-C) feature totally different sensor measurements.

Photography Glossary

The WG-3 GPS was manufactured 5 years after the GX-20 which is quite a significant difference as far as tech is concerned. Each of these cameras come with different body type with the Pentax WG-3 GPS being a Compact camera and the Samsung GX-20 being a Mid-size SLR camera.

Before we go in to a step-by-step comparison, below is a simple summary of how the WG-3 GPS grades vs the GX-20 in regards to portability, imaging, features and an overall score.

The following is a preview of the gallery photos for Pentax WG-3 GPS & Samsung GX-20. The entire galleries are available at Pentax WG-3 GPS Gallery & Samsung GX-20 Gallery.

When you are looking to carry around your camera frequently, you will want to factor its weight and measurements. The Pentax WG-3 GPS features external measurements 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 GX-20 has proportions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") and a weight of 800 grams (1.76 lbs).

Compare the Pentax WG-3 GPS versus Samsung GX-20 in our newest Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you are working with during that time. Below is the front view dimensions comparison of the WG-3 GPS against the GX-20.

Taking into consideration size and weight, the portability score of the WG-3 GPS and GX-20 is 90 and 58 respectively.

Generally, it can be difficult to see the gap between sensor sizes merely by looking at specifications. The pic below should offer you a clearer sense of the sensor measurements in the WG-3 GPS and GX-20.

Plainly, both of these cameras posses different megapixels and different sensor sizes. The WG-3 GPS due to its tinier sensor will make getting shallow depth of field more challenging and the Pentax WG-3 GPS will give more detail due to its extra 1 Megapixels. Higher resolution will also let you crop shots somewhat more aggressively. The more modern WG-3 GPS will have an advantage in sensor tech.