Pentax WG-3 GPS vs Sony A7S II

Let's take a closer look at the Pentax WG-3 GPS and Sony A7S II, former is a Waterproof while the latter is a Pro Mirrorless by companies Pentax and Sony. There is a considerable difference between the image resolutions of the WG-3 GPS (16MP) and A7S II (12MP) and the WG-3 GPS (1/2.3") and A7S II (Full frame) offer different sensor sizes.

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The WG-3 GPS was unveiled 3 years earlier than the A7S II which is quite a large difference as far as tech is concerned. Both the cameras have different body design with the Pentax WG-3 GPS being a Compact camera and the Sony A7S II being a SLR-style mirrorless camera.

Before going right into a in depth comparison, here is a concise summation of how the WG-3 GPS grades versus the A7S II in the way of portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Pentax WG-3 GPS & Sony Alpha A7S II. The full galleries are viewable at Pentax WG-3 GPS Gallery & Sony A7S II Gallery.

For those who are planning to travel with your camera often, you'll have to consider its weight and dimensions. The Pentax WG-3 GPS enjoys physical measurements of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs) while the Sony A7S II has dimensions of 127mm x 96mm x 60mm (5.0" x 3.8" x 2.4") and a weight of 627 grams (1.38 lbs).

Look at the Pentax WG-3 GPS and Sony A7S II in our completely new Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will change depending on the lens you are using at the time. Underneath is a front view measurement comparison of the WG-3 GPS compared to the A7S II.

Looking at size and weight, the portability grade of the WG-3 GPS and A7S II is 90 and 68 respectively.

In many cases, it is tough to picture the gap between sensor dimensions only by reading through specs. The image here might provide you a clearer sense of the sensor measurements in the WG-3 GPS and A7S II.

As you can plainly see, both of these cameras provide different megapixel count and different sensor dimensions. The WG-3 GPS with its tinier sensor is going to make getting shallow DOF more challenging and the Pentax WG-3 GPS will resolve extra detail having an extra 4MP. Higher resolution can also enable you to crop pictures more aggressively. The more aged WG-3 GPS is going to be behind in sensor tech.