Pentax WG-2 GPS vs Sony A7R IV

Let's look closer at the Pentax WG-2 GPS versus Sony A7R IV, one is a Waterproof and the other is a Pro Mirrorless by companies Pentax and Sony. There is a crucial difference between the image resolutions of the WG-2 GPS (16MP) and A7R IV (61MP) and the WG-2 GPS (1/2.3") and A7R IV (Full frame) provide totally different sensor size.

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The WG-2 GPS was brought out 8 years earlier than the A7R IV which is quite a serious gap as far as tech is concerned. The two cameras have different body design with the Pentax WG-2 GPS being a Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before getting into a in-depth comparison, here is a short summation of how the WG-2 GPS matches up vs the A7R IV when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Pentax Optio WG-2 GPS and Sony Alpha A7R IV. The entire galleries are available at Pentax WG-2 GPS Gallery and Sony A7R IV Gallery.

In case you're going to carry around your camera frequently, you will have to factor in its weight and volume. The Pentax WG-2 GPS has got outside measurements of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") along with a weight of 198 grams (0.44 lbs) whilst the Sony A7R IV has sizing of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") along with a weight of 665 grams (1.47 lbs).

Examine the Pentax WG-2 GPS versus Sony A7R IV in the new Camera with Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary dependant on the lens you select at that moment. Below is a front view dimensions comparison of the WG-2 GPS against the A7R IV.

Taking into account size and weight, the portability score of the WG-2 GPS and A7R IV is 91 and 62 respectively.

In many cases, it's difficult to see the contrast between sensor sizes just by reading through technical specs. The image underneath should offer you a more clear sense of the sensor measurements in the WG-2 GPS and A7R IV.

As you can tell, each of the cameras provide different resolutions and different sensor sizes. The WG-2 GPS because of its tinier sensor will make shooting shallow DOF more challenging and the Sony A7R IV will resolve extra detail having its extra 45 Megapixels. Greater resolution will allow you to crop pics more aggressively. The more aged WG-2 GPS is going to be behind when it comes to sensor tech.