Olympus E-M5 III vs Pentax WG-1 GPS

The following is a extensive assessment of the Olympus E-M5 III and Pentax WG-1 GPS, former is a Advanced Mirrorless while the other is a Waterproof by manufacturers Olympus and Pentax. There is a substantial difference among the image resolutions of the E-M5 III (20MP) and WG-1 GPS (14MP) and the E-M5 III (Four Thirds) and WG-1 GPS (1/2.3") feature different sensor size.

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The E-M5 III was announced 8 years after the WG-1 GPS which is a fairly big difference as far as camera tech is concerned. Each of the cameras come with different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax WG-1 GPS being a Compact camera.

Before going in to a in depth comparison, below is a concise highlight of how the E-M5 III grades against the WG-1 GPS in terms of portability, imaging, features and an overall mark.

The following is a sample of the gallery pictures for Olympus OM-D E-M5 III & Pentax Optio WG-1 GPS. The whole galleries are viewable at Olympus E-M5 III Gallery & Pentax WG-1 GPS Gallery.

For anybody who is going to travel with your camera regularly, you should consider its weight and dimensions. The Olympus E-M5 III provides outer dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") having a weight of 414 grams (0.91 lbs) and the Pentax WG-1 GPS has dimensions of 116mm x 59mm x 29mm (4.6" x 2.3" x 1.1") and a weight of 167 grams (0.37 lbs).

Analyze the Olympus E-M5 III and Pentax WG-1 GPS in our brand new Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will vary depending on the lens you are working with at that time. Below is the front view overall size comparison of the E-M5 III and the WG-1 GPS.

Using size and weight, the portability grade of the E-M5 III and WG-1 GPS is 80 and 93 respectively.

Usually, its tough to picture the difference in sensor dimensions simply by viewing specs. The pic below might offer you a better sense of the sensor sizes in the E-M5 III and WG-1 GPS.

All in all, both of the cameras posses different megapixels and different sensor dimensions. The E-M5 III using its larger sensor is going to make achieving shallow depth of field less difficult and the Olympus E-M5 III will result in more detail with its extra 6MP. Greater resolution will let you crop pics somewhat more aggressively. The newer E-M5 III should have an advantage when it comes to sensor tech.