Olympus E-M1 II vs Pentax WG-3

Below is a in depth comparison of the Olympus E-M1 II and Pentax WG-3, one being a Pro Mirrorless and the other is a Waterproof by manufacturers Olympus and Pentax. There is a sizeable difference among the image resolutions of the E-M1 II (20MP) and WG-3 (16MP) and the E-M1 II (Four Thirds) and WG-3 (1/2.3") possess totally different sensor sizing.

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The E-M1 II was unveiled 3 years later than the WG-3 and that is a fairly large gap as far as camera tech is concerned. Each of these cameras come with different body type with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax WG-3 being a Compact camera.

Before delving straight into a full comparison, below is a simple highlight of how the E-M1 II scores vs the WG-3 with regard to portability, imaging, features and an overall grade.

Here is a sample of the gallery pics for Olympus OM-D E-M1 Mark II and Pentax WG-3. The full galleries are provided at Olympus E-M1 II Gallery and Pentax WG-3 Gallery.

For anyone who is intending to lug around your camera, you are going to need to consider its weight and measurements. The Olympus E-M1 II has got external dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") having a weight of 574 grams (1.27 lbs) whilst the Pentax WG-3 has proportions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") accompanied by a weight of 230 grams (0.51 lbs).

See the Olympus E-M1 II and Pentax WG-3 in the new Camera and Lens Size Comparison Tool.

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at that moment. Following is the front view overall size comparison of the E-M1 II compared to the WG-3.

Taking into account size and weight, the portability grade of the E-M1 II and WG-3 is 68 and 90 respectively.

Usually, it can be hard to visualise the gap in sensor measurements simply by looking through a spec sheet. The graphic below will help provide you a stronger sense of the sensor dimensions in the E-M1 II and WG-3.

As you can see, both of the cameras have got different resolutions and different sensor measurements. The E-M1 II having a larger sensor will make shooting shallower depth of field less difficult and the Olympus E-M1 II will result in extra detail having an extra 4 Megapixels. Greater resolution will let you crop photos much more aggressively. The younger E-M1 II will have a benefit in sensor technology.