Olympus E-M1 II vs Pentax K-3 II

Its time to look more in depth at the Olympus E-M1 II versus Pentax K-3 II, former is a Pro Mirrorless while the other is a Advanced DSLR by manufacturers Olympus and Pentax. The resolution of the E-M1 II (20MP) and the K-3 II (24MP) is very comparable but the E-M1 II (Four Thirds) and K-3 II (APS-C) offer different sensor sizes.

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The E-M1 II was brought out 18 months after the K-3 II making them a generation away from one another. Each of these cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax K-3 II being a Mid-size SLR camera.

Before getting into a complete comparison, here is a concise summation of how the E-M1 II matches up against the K-3 II with regards to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Olympus OM-D E-M1 Mark II & Pentax K-3 II. The entire galleries are available at Olympus E-M1 II Gallery & Pentax K-3 II Gallery.

If you are going to carry around your camera frequently, you have to factor in its weight and size. The Olympus E-M1 II has exterior measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") accompanied by a weight of 574 grams (1.27 lbs) while the Pentax K-3 II has specifications of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") and a weight of 800 grams (1.76 lbs).

Compare the Olympus E-M1 II versus Pentax K-3 II in our completely new Camera plus Lens Size Comparison Tool.

Always remember, the weight of an ILC will differ dependant on the lens you are using at that time. The following is a front view sizing comparison of the E-M1 II compared to the K-3 II.

Using dimensions and weight, the portability grade of the E-M1 II and K-3 II is 68 and 59 respectively.

Typically, it is difficult to imagine the contrast in sensor sizes merely by seeing specifications. The image underneath should provide you a much better sense of the sensor sizing in the E-M1 II and K-3 II.

Plainly, each of the cameras come with different megapixels and different sensor sizes. The E-M1 II because of its smaller sensor is going to make getting shallow DOF more difficult and the Pentax K-3 II will provide greater detail having its extra 4 Megapixels. Greater resolution can also enable you to crop pics a good deal more aggressively. The fresher E-M1 II provides a benefit when it comes to sensor tech.