Pentax WG-2 vs Sony A7R IV

Lets examine more closely at the Pentax WG-2 versus Sony A7R IV, former being a Waterproof while the latter is a Pro Mirrorless by manufacturers Pentax and Sony. There is a considerable difference between the resolutions of the WG-2 (16MP) and A7R IV (61MP) and the WG-2 (1/2.3") and A7R IV (Full frame) come with different sensor sizes.

Pentax 17 Pre-Orders Outperform Expectations by a Landslide

The WG-2 was released 8 years before the A7R IV and that is quite a large difference as far as tech is concerned. Both of these cameras come with different body type with the Pentax WG-2 being a Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before diving straight into a in-depth comparison, below is a simple overview of how the WG-2 grades versus the A7R IV with regards to portability, imaging, features and an overall grade.

Following is a preview of the gallery images for Pentax Optio WG-2 & Sony Alpha A7R IV. The complete galleries are provided at Pentax WG-2 Gallery & Sony A7R IV Gallery.

If you're intending to lug around your camera, you should think about its weight and dimensions. The Pentax WG-2 has got outside dimensions of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") with a weight of 192 grams (0.42 lbs) while the Sony A7R IV has dimensions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).

Look at the Pentax WG-2 versus Sony A7R IV in our newest Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will vary dependant on the lens you are employing during that time. The following is the front view size comparison of the WG-2 against the A7R IV.

Using size and weight, the portability grade of the WG-2 and A7R IV is 91 and 62 respectively.

Generally, its tough to imagine the gap between sensor measurements simply by reading through a spec sheet. The visual underneath will help offer you a stronger sense of the sensor sizes in the WG-2 and A7R IV.

Clearly, the two cameras posses different megapixel count and different sensor measurements. The WG-2 featuring a tinier sensor is going to make achieving shallow DOF more challenging and the Sony A7R IV will give more detail as a result of its extra 45 Megapixels. Higher resolution can also allow you to crop shots somewhat more aggressively. The older WG-2 is going to be behind in sensor technology.