Pentax WG-10 vs Sony A7S III

Below, we will be matching up the Pentax WG-10 versus Sony A7S III, one is a Waterproof and the latter is a Pro Mirrorless by competitors Pentax and Sony. The sensor resolution of the WG-10 (14MP) and the A7S III (12MP) is relatively comparable but the WG-10 (1/2.3") and A7S III (Full frame) use different sensor size.

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The WG-10 was launched 8 years prior to the A7S III which is a fairly sizable gap as far as camera tech is concerned. Both the cameras come with different body type with the Pentax WG-10 being a Compact camera and the Sony A7S III being a SLR-style mirrorless camera.

Before we go through a step-by-step comparison, below is a short overview of how the WG-10 scores against the A7S III with regards to portability, imaging, features and an overall mark.

Here is a preview of the gallery photos for Pentax WG-10 and Sony Alpha A7S III. The complete galleries are available at Pentax WG-10 Gallery and Sony A7S III Gallery.

If you're aiming to travel with your camera frequently, you need to think about its weight and size. The Pentax WG-10 provides outside measurements of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") with a weight of 167 grams (0.37 lbs) and the Sony A7S III has specifications of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs).

Look at the Pentax WG-10 versus Sony A7S III in the latest Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilising at that time. Following is the front view sizing comparison of the WG-10 compared to the A7S III.

Looking at size and weight, the portability rating of the WG-10 and A7S III is 93 and 61 respectively.

Usually, its tough to picture the contrast in sensor dimensions only by seeing technical specs. The pic here might give you a greater sense of the sensor measurements in the WG-10 and A7S III.

As you can tell, both of these cameras posses different resolutions and different sensor dimensions. The WG-10 because of its smaller sensor is going to make getting shallow DOF harder and the Pentax WG-10 will show extra detail utilizing its extra 2MP. Higher resolution can also make it easier to crop shots somewhat more aggressively. The more aged WG-10 will be behind in sensor innovation.