Olympus E-M1 II vs Pentax K-S2

In this write-up, we are matching up the Olympus E-M1 II versus Pentax K-S2, one is a Pro Mirrorless and the other is a Entry-Level DSLR by brands Olympus and Pentax. The sensor resolution of the E-M1 II (20MP) and the K-S2 (20MP) is very well matched but the E-M1 II (Four Thirds) and K-S2 (APS-C) use different sensor dimensions.

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The E-M1 II was brought out 20 months after the K-S2 making the cameras a generation away from one another. Both the cameras offer different body type with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before we go through a more detailed comparison, below is a quick summation of how the E-M1 II scores vs the K-S2 when considering portability, imaging, features and an overall score.

Here is a sample of the gallery pics for Olympus OM-D E-M1 Mark II and Pentax K-S2. The entire galleries are provided at Olympus E-M1 II Gallery and Pentax K-S2 Gallery.

For anybody who is planning to carry around your camera frequently, you need to take into account its weight and size. The Olympus E-M1 II comes with physical measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") along with a weight of 574 grams (1.27 lbs) whilst the Pentax K-S2 has specifications of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") and a weight of 678 grams (1.49 lbs).

Examine the Olympus E-M1 II versus Pentax K-S2 in the all new Camera and Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen at the time. The following is the front view physical size comparison of the E-M1 II against the K-S2.

Using dimensions and weight, the portability rating of the E-M1 II and K-S2 is 68 and 64 respectively.

Quite often, its difficult to visualize the gap between sensor sizes just by looking at technical specs. The image here will provide you a clearer sense of the sensor measurements in the E-M1 II and K-S2.

As you have seen, each of the cameras offer the same exact megapixel count but different sensor sizes. The E-M1 II contains the tinier sensor which should make getting shallower depth of field tougher. The newer E-M1 II provides an edge in sensor innovation.