Pentax WG-3 GPS vs Sony a1

Its time to take a more detailed look at the Pentax WG-3 GPS and Sony a1, former being a Waterproof while the latter is a Pro Mirrorless by manufacturers Pentax and Sony. There is a considerable difference among the image resolutions of the WG-3 GPS (16MP) and a1 (50MP) and the WG-3 GPS (1/2.3") and a1 (Full frame) provide totally different sensor dimensions.

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The WG-3 GPS was released 8 years prior to the a1 and that is a fairly large difference as far as camera tech is concerned. Each of the cameras have different body design with the Pentax WG-3 GPS being a Compact camera and the Sony a1 being a SLR-style mirrorless camera.

Before going straight to a more detailed comparison, here is a quick synopsis of how the WG-3 GPS scores vs the a1 with regard to portability, imaging, features and an overall grade.

Here is a preview of the gallery photos for Pentax WG-3 GPS & Sony Alpha a1. The complete galleries are viewable at Pentax WG-3 GPS Gallery & Sony a1 Gallery.

If you're planning to lug around your camera, you'll need to consider its weight and proportions. The Pentax WG-3 GPS provides exterior measurements of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 238 grams (0.52 lbs) while the Sony a1 has measurements of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") accompanied by a weight of 737 grams (1.62 lbs).

Contrast the Pentax WG-3 GPS and Sony a1 in our newest Camera & Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you are utilising at the time. Following is a front view physical size comparison of the WG-3 GPS against the a1.

Taking into account size and weight, the portability score of the WG-3 GPS and a1 is 90 and 61 respectively.

Generally, it can be difficult to envision the difference in sensor measurements only by checking out specifications. The photograph here should offer you a clearer sense of the sensor sizing in the WG-3 GPS and a1.

Plainly, each of the cameras have different megapixels and different sensor measurements. The WG-3 GPS because of its smaller sensor will make achieving shallower DOF harder and the Sony a1 will provide more detail as a result of its extra 34MP. Higher resolution will help you crop shots a bit more aggressively. The older WG-3 GPS will be disadvantaged with regard to sensor innovation.