Olympus E-M5 III vs Pentax K-S2

Its time to take a deeper look at the Olympus E-M5 III vs Pentax K-S2, former is a Advanced Mirrorless while the latter is a Entry-Level DSLR by competitors Olympus and Pentax. The image resolution of the E-M5 III (20MP) and the K-S2 (20MP) is pretty similar but the E-M5 III (Four Thirds) and K-S2 (APS-C) boast different sensor dimensions.

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The E-M5 III was unveiled 4 years after the K-S2 which is quite a large difference as far as tech is concerned. Both of the cameras feature different body design with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before diving right into a complete comparison, here is a concise overview of how the E-M5 III scores against the K-S2 with respect to portability, imaging, features and an overall mark.

Here is a preview of the gallery images for Olympus OM-D E-M5 III & Pentax K-S2. The full galleries are provided at Olympus E-M5 III Gallery & Pentax K-S2 Gallery.

If you are aiming to travel with your camera, you should consider its weight and volume. The Olympus E-M5 III enjoys outer dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") accompanied by a weight of 414 grams (0.91 lbs) whilst the Pentax K-S2 has sizing of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") accompanied by a weight of 678 grams (1.49 lbs).

Check the Olympus E-M5 III vs Pentax K-S2 in our newest Camera & Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will differ based on the lens you have chosen at that time. Following is a front view size comparison of the E-M5 III compared to the K-S2.

Considering size and weight, the portability score of the E-M5 III and K-S2 is 80 and 64 respectively.

Often, its tough to visualize the contrast between sensor dimensions merely by going over specifications. The pic here should give you a greater sense of the sensor sizes in the E-M5 III and K-S2.

Plainly, the two cameras come with the identical MP albeit different sensor dimensions. The E-M5 III has got the tinier sensor which will make achieving shallower depth of field more difficult. The more modern E-M5 III provides an edge when it comes to sensor technology.