Olympus E-M1 II vs Pentax K-5 IIs

Below is a thorough comparison of the Olympus E-M1 II and Pentax K-5 IIs, former being a Pro Mirrorless while the latter is a Advanced DSLR by manufacturers Olympus and Pentax. There is a noticeable difference between the image resolutions of the E-M1 II (20MP) and K-5 IIs (16MP) and the E-M1 II (Four Thirds) and K-5 IIs (APS-C) posses totally different sensor measurements.

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The E-M1 II was unveiled 3 years later than the K-5 IIs and that is quite a sizable difference as far as tech is concerned. The two cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax K-5 IIs being a Mid-size SLR camera.

Before getting right into a more detailed comparison, here is a brief summary of how the E-M1 II grades versus the K-5 IIs in the way of portability, imaging, features and an overall grade.

The following is a preview of the gallery images for Olympus OM-D E-M1 Mark II & Pentax K-5 IIs. The full galleries are available at Olympus E-M1 II Gallery & Pentax K-5 IIs Gallery.

For anybody who is intending to lug around your camera often, you need to factor in its weight and proportions. The Olympus E-M1 II offers physical dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") and a weight of 574 grams (1.27 lbs) and the Pentax K-5 IIs has measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs).

Contrast the Olympus E-M1 II and Pentax K-5 IIs in our brand new Camera plus Lens Size Comparison Tool.

Take into account, the weight of an ILC will differ based on the lens you select at that moment. Following is a front view proportions comparison of the E-M1 II vs the K-5 IIs.

Taking into account size and weight, the portability rating of the E-M1 II and K-5 IIs is 68 and 60 respectively.

In many cases, it's tough to envision the contrast between sensor measurements purely by reading through specs. The graphic here may provide you a clearer sense of the sensor sizes in the E-M1 II and K-5 IIs.

As you can plainly see, both of these cameras come with different megapixel count and different sensor measurements. The E-M1 II with its tinier sensor will make shooting shallow DOF tougher and the Olympus E-M1 II will resolve more detail having an extra 4MP. Higher resolution will enable you to crop photographs a good deal more aggressively. The newer E-M1 II is going to have an advantage with regard to sensor innovation.