Olympus E-M5 III vs Pentax WG-3 GPS

Its time to take a deeper look at the Olympus E-M5 III vs Pentax WG-3 GPS, former is a Advanced Mirrorless while the latter is a Waterproof by manufacturers Olympus and Pentax. There exists a substantial gap between the sensor resolutions of the E-M5 III (20MP) and WG-3 GPS (16MP) and the E-M5 III (Four Thirds) and WG-3 GPS (1/2.3") have different sensor measurements.

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The E-M5 III was brought out 6 years after the WG-3 GPS which is quite a big difference as far as technology is concerned. Each of these cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax WG-3 GPS being a Compact camera.

Before delving straight to a full comparison, here is a short view of how the E-M5 III grades vs the WG-3 GPS in regards to portability, imaging, features and an overall score.

This is a preview of the gallery images for Olympus OM-D E-M5 III & Pentax WG-3 GPS. The entire galleries are viewable at Olympus E-M5 III Gallery & Pentax WG-3 GPS Gallery.

If you're looking to carry around your camera often, you'll need to take into account its weight and size. The Olympus E-M5 III offers external dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") with a weight of 414 grams (0.91 lbs) and the Pentax WG-3 GPS has specifications of 125mm x 64mm x 33mm (4.9" x 2.5" x 1.3") with a weight of 238 grams (0.52 lbs).

Check the Olympus E-M5 III vs Pentax WG-3 GPS in our completely new Camera & Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ based on the lens you have attached during that time. Following is a front view physical size comparison of the E-M5 III against the WG-3 GPS.

Taking into consideration dimensions and weight, the portability grade of the E-M5 III and WG-3 GPS is 80 and 90 respectively.

Sometimes, its tough to picture the difference between sensor sizes only by reading specifications. The pic below will help provide you a much better sense of the sensor dimensions in the E-M5 III and WG-3 GPS.

Plainly, both of those cameras feature different megapixels and different sensor sizes. The E-M5 III because of its bigger sensor is going to make getting bokeh simpler and the Olympus E-M5 III will offer extra detail having its extra 4 Megapixels. Higher resolution can also make it easier to crop pictures way more aggressively. The newer E-M5 III should have an edge when it comes to sensor innovation.