Pentax WG-10 vs Sony A7R

Lets look a little more in depth at the Pentax WG-10 and Sony A7R, one being a Waterproof and the other is a Pro Mirrorless by companies Pentax and Sony. There is a crucial difference among the image resolutions of the WG-10 (14MP) and A7R (36MP) and the WG-10 (1/2.3") and A7R (Full frame) boast totally different sensor dimensions.

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The WG-10 was announced 7 months prior to the A7R so they are both of a similar generation. The two cameras have different body design with the Pentax WG-10 being a Compact camera and the Sony A7R being a SLR-style mirrorless camera.

Before we go straight to a step-by-step comparison, here is a quick synopsis of how the WG-10 matches up versus the A7R in regards to portability, imaging, features and an overall grade.

This is a sample of the gallery pics for Pentax WG-10 and Sony Alpha A7R. The whole galleries are available at Pentax WG-10 Gallery and Sony A7R Gallery.

If you are looking to lug around your camera, you're going to have to consider its weight and volume. The Pentax WG-10 comes with outer measurements of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") and a weight of 167 grams (0.37 lbs) whilst the Sony A7R has sizing of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 465 grams (1.03 lbs).

See the Pentax WG-10 and Sony A7R in the latest Camera and Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you select at that time. Underneath is a front view sizing comparison of the WG-10 and the A7R.

Looking at size and weight, the portability score of the WG-10 and A7R is 93 and 78 respectively.

Generally, it is very tough to visualise the gap in sensor measurements simply by researching technical specs. The visual below will help offer you a better sense of the sensor sizing in the WG-10 and A7R.

As you have seen, each of these cameras have different megapixel count and different sensor measurements. The WG-10 having a smaller sensor will make achieving shallower DOF tougher and the Sony A7R will result in greater detail with its extra 22 Megapixels. Greater resolution can also make it easier to crop images a bit more aggressively. The older WG-10 will be behind when it comes to sensor innovation.