Pentax WG-2 GPS vs Sony A6400

Below is a extensive analysis of the Pentax WG-2 GPS versus Sony A6400, one being a Waterproof and the latter is a Advanced Mirrorless by brands Pentax and Sony. There exists a significant gap among the resolutions of the WG-2 GPS (16MP) and A6400 (24MP) and the WG-2 GPS (1/2.3") and A6400 (APS-C) come with different sensor sizes.

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The WG-2 GPS was launched 8 years prior to the A6400 and that is a fairly sizable gap as far as camera technology is concerned. Both the cameras offer different body type with the Pentax WG-2 GPS being a Compact camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before getting through a full comparison, below is a short summation of how the WG-2 GPS scores versus the A6400 when considering portability, imaging, features and an overall grade.

This is a preview of the gallery images for Pentax Optio WG-2 GPS and Sony Alpha a6400. The complete galleries are viewable at Pentax WG-2 GPS Gallery and Sony A6400 Gallery.

For those who are intending to lug around your camera regularly, you will need to factor its weight and measurements. The Pentax WG-2 GPS features outer measurements of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 198 grams (0.44 lbs) while the Sony A6400 has proportions of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") and a weight of 403 grams (0.89 lbs).

Examine the Pentax WG-2 GPS versus Sony A6400 in the new Camera with Lens Size Comparison Tool.

Always remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that moment. Following is the front view measurements comparison of the WG-2 GPS compared to the A6400.

Considering dimensions and weight, the portability score of the WG-2 GPS and A6400 is 91 and 83 respectively.

Quite often, it is tough to visualize the gap in sensor measurements merely by checking out specs. The graphic below might give you a clearer sense of the sensor measurements in the WG-2 GPS and A6400.

All in all, both cameras enjoy different megapixel count and different sensor measurements. The WG-2 GPS because of its smaller sensor is going to make achieving shallower DOF more challenging and the Sony A6400 will show extra detail utilizing its extra 8MP. Higher resolution will also help you crop pictures far more aggressively. The older WG-2 GPS will be disadvantaged with regard to sensor innovation.