Olympus E-M1 III vs Pentax K-1 II

Here, we are matching up the Olympus E-M1 III versus Pentax K-1 II, former is a Pro Mirrorless while the other is a Advanced DSLR by competitors Olympus and Pentax. There is a sizable difference among the image resolutions of the E-M1 III (20MP) and K-1 II (36MP) and the E-M1 III (Four Thirds) and K-1 II (Full frame) provide totally different sensor dimensions.

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The E-M1 III was announced 24 months after the K-1 II making them a generation away from each other. Each of the cameras feature different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Pentax K-1 II being a Mid-size SLR camera.

Before going straight to a comprehensive comparison, here is a simple summary of how the E-M1 III scores against the K-1 II in terms of portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus OM-D E-M1 Mark III & Pentax K-1 Mark II. The whole galleries are viewable at Olympus E-M1 III Gallery & Pentax K-1 II Gallery.

In case you're aiming to travel with your camera regularly, you will have to think about its weight and volume. The Olympus E-M1 III enjoys physical measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs) and the Pentax K-1 II has sizing of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") having a weight of 1010 grams (2.23 lbs).

Check out the Olympus E-M1 III versus Pentax K-1 II in our newest Camera & Lens Size Comparison Tool.

Remember that, the weight of an ILC will change depending on the lens you are utilising during that time. Below is a front view overall size comparison of the E-M1 III vs the K-1 II.

Factoring in size and weight, the portability rating of the E-M1 III and K-1 II is 67 and 55 respectively.

Usually, it can be difficult to see the difference in sensor dimensions only by going through a spec sheet. The pic below should give you a greater sense of the sensor measurements in the E-M1 III and K-1 II.

Clearly, each of these cameras come with different resolutions and different sensor dimensions. The E-M1 III having a smaller sensor will make achieving shallower DOF more difficult and the Pentax K-1 II will produce extra detail with its extra 16 Megapixels. Greater resolution will make it easier to crop pics a good deal more aggressively. The fresher E-M1 III is going to have an advantage with regard to sensor innovation.