Olympus E-M5 III vs Pentax WG-1

Below, we are analyzing the Olympus E-M5 III versus Pentax WG-1, one being a Advanced Mirrorless and the other is a Waterproof by companies Olympus and Pentax. There is a big difference among the sensor resolutions of the E-M5 III (20MP) and WG-1 (14MP) and the E-M5 III (Four Thirds) and WG-1 (1/2.3") enjoy totally different sensor size.

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The E-M5 III was unveiled 8 years later than the WG-1 and that is a fairly big gap as far as camera tech is concerned. Both of these cameras come with different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax WG-1 being a Compact camera.

Before getting straight into a step-by-step comparison, below is a brief overview of how the E-M5 III scores against the WG-1 for portability, imaging, features and an overall grade.

Below is a sample of the gallery pictures for Olympus OM-D E-M5 III and Pentax Optio WG-1. The full galleries are provided at Olympus E-M5 III Gallery and Pentax WG-1 Gallery.

In case you're aiming to lug around your camera frequently, you'll need to think about its weight and volume. The Olympus E-M5 III enjoys exterior dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") with a weight of 414 grams (0.91 lbs) whilst the Pentax WG-1 has sizing of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") having a weight of 157 grams (0.35 lbs).

Compare the Olympus E-M5 III versus Pentax WG-1 in the all new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you choose at the time. Below is the front view over all size comparison of the E-M5 III vs the WG-1.

Taking into consideration size and weight, the portability rating of the E-M5 III and WG-1 is 80 and 93 respectively.

Generally, it is hard to visualise the difference in sensor measurements only by seeing specifications. The graphic here may provide you a greater sense of the sensor dimensions in the E-M5 III and WG-1.

To sum up, each of the cameras have got different megapixel count and different sensor measurements. The E-M5 III using its larger sensor will make achieving bokeh simpler and the Olympus E-M5 III will show greater detail having an extra 6MP. Greater resolution can also let you crop images much more aggressively. The fresher E-M5 III is going to have an edge in sensor technology.