Pentax K-3 vs Pentax WG-1 GPS

Lets look much closer at the Pentax K-3 and Pentax WG-1 GPS, one is a Advanced DSLR and the other is a Waterproof and they are both built by Pentax. There is a crucial difference among the sensor resolutions of the K-3 (24MP) and WG-1 GPS (14MP) and the K-3 (APS-C) and WG-1 GPS (1/2.3") come with totally different sensor sizing.

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The K-3 was unveiled 2 years after the WG-1 GPS which is a fairly serious gap as far as camera tech is concerned. Both the cameras offer different body type with the Pentax K-3 being a Mid-size SLR camera and the Pentax WG-1 GPS being a Compact camera.

Before getting in to a step-by-step comparison, below is a brief highlight of how the K-3 scores against the WG-1 GPS with regards to portability, imaging, features and an overall mark.

This is a sample of the gallery pictures for Pentax K-3 and Pentax Optio WG-1 GPS. The full galleries are available at Pentax K-3 Gallery and Pentax WG-1 GPS Gallery.

In case you're intending to travel with your camera regularly, you have to think about its weight and dimensions. The Pentax K-3 enjoys exterior dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs) while the Pentax WG-1 GPS has dimensions of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") having a weight of 167 grams (0.37 lbs).

Compare the Pentax K-3 and Pentax WG-1 GPS in the latest Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are working with during that time. The following is the front view physical size comparison of the K-3 versus the WG-1 GPS.

Taking into account size and weight, the portability rating of the K-3 and WG-1 GPS is 59 and 93 respectively.

In many cases, it is very difficult to visualise the contrast in sensor dimensions just by seeing a spec sheet. The picture here should offer you a more clear sense of the sensor sizes in the K-3 and WG-1 GPS.

As you can see, both of those cameras offer different megapixel count and different sensor dimensions. The K-3 using its larger sensor will make achieving bokeh less difficult and the Pentax K-3 will provide more detail having an extra 10MP. Greater resolution can also allow you to crop photos a little more aggressively. The younger K-3 is going to have an advantage when it comes to sensor innovation.