Olympus E-M10 III vs Pentax K-1

Lets look more closely at the Olympus E-M10 III and Pentax K-1, one is a Entry-Level Mirrorless and the other is a Advanced DSLR by rivals Olympus and Pentax. There exists a sizeable gap among the resolutions of the E-M10 III (16MP) and K-1 (36MP) and the E-M10 III (Four Thirds) and K-1 (Full frame) offer totally different sensor dimensions.

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The E-M10 III was revealed 19 months after the K-1 making them a generation away from one another. Each of these cameras have different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax K-1 being a Mid-size SLR camera.

Before delving into a complete comparison, here is a concise introduction of how the E-M10 III matches up versus the K-1 with respect to portability, imaging, features and an overall score.

This is a sample of the gallery pictures for Olympus OM-D E-M10 Mark III and Pentax K-1. The full galleries are provided at Olympus E-M10 III Gallery and Pentax K-1 Gallery.

When you are going to carry around your camera regularly, you should consider its weight and size. The Olympus E-M10 III comes with external dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") accompanied by a weight of 410 grams (0.90 lbs) whilst the Pentax K-1 has specifications of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs).

Contrast the Olympus E-M10 III and Pentax K-1 in the all new Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you are employing at that time. Following is a front view scale comparison of the E-M10 III and the K-1.

Taking into account dimensions and weight, the portability grade of the E-M10 III and K-1 is 80 and 55 respectively.

More often than not, it's hard to see the gap in sensor sizes merely by checking out technical specs. The pic here will help give you a better sense of the sensor dimensions in the E-M10 III and K-1.

As you have seen, the two cameras have different resolutions and different sensor sizes. The E-M10 III having a smaller sensor will make achieving shallower DOF more challenging and the Pentax K-1 will show more detail because of its extra 20MP. Greater resolution can also let you crop images a bit more aggressively. The more recent E-M10 III is going to have an edge with regard to sensor tech.