Olympus E-P5 vs Pentax K-1

Lets look a bit more in depth at the Olympus E-P5 and Pentax K-1, former is a Entry-Level Mirrorless while the latter is a Advanced DSLR by brands Olympus and Pentax. There is a noticeable difference among the sensor resolutions of the E-P5 (16MP) and K-1 (36MP) and the E-P5 (Four Thirds) and K-1 (Full frame) have different sensor sizing.

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The E-P5 was unveiled 3 years prior to the K-1 which is a fairly sizable difference as far as camera tech is concerned. The two cameras have different body design with the Olympus E-P5 being a Rangefinder-style mirrorless camera and the Pentax K-1 being a Mid-size SLR camera.

Before getting right into a detailed comparison, here is a simple synopsis of how the E-P5 matches up vs the K-1 in terms of portability, imaging, features and an overall mark.

Below is a preview of the gallery images for Olympus PEN E-P5 & Pentax K-1. The full galleries are viewable at Olympus E-P5 Gallery & Pentax K-1 Gallery.

If you're intending to travel with your camera often, you will want to take into account its weight and volume. The Olympus E-P5 enjoys exterior measurements of 122mm x 69mm x 37mm (4.8" x 2.7" x 1.5") accompanied by a weight of 420 grams (0.93 lbs) and the Pentax K-1 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).

Examine the Olympus E-P5 and Pentax K-1 in our completely new Camera & Lens Size Comparison Tool.

Bear in mind, the weight of an ILC will differ dependant on the lens you are employing at that time. Here is a front view sizing comparison of the E-P5 against the K-1.

Using size and weight, the portability rating of the E-P5 and K-1 is 85 and 55 respectively.

Often, it is tough to visualize the contrast in sensor dimensions purely by checking out technical specs. The pic below will offer you a greater sense of the sensor sizing in the E-P5 and K-1.

As you can tell, the 2 cameras have different megapixels and different sensor dimensions. The E-P5 having a smaller sensor is going to make achieving shallower DOF harder and the Pentax K-1 will provide more detail having an extra 20MP. Higher resolution will help you crop photographs a bit more aggressively. The more aged E-P5 will be behind in sensor innovation.