Olympus E-P1 vs Pentax K-1

Here is a in depth comparison of the Olympus E-P1 vs Pentax K-1, one being a Entry-Level Mirrorless and the other is a Advanced DSLR by brands Olympus and Pentax. There exists a crucial gap among the image resolutions of the E-P1 (12MP) and K-1 (36MP) and the E-P1 (Four Thirds) and K-1 (Full frame) offer totally different sensor sizing.

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The E-P1 was manufactured 7 years prior to the K-1 and that is a fairly serious gap as far as camera technology is concerned. Each of these cameras feature different body design with the Olympus E-P1 being a Rangefinder-style mirrorless camera and the Pentax K-1 being a Mid-size SLR camera.

Before delving straight to a comprehensive comparison, here is a brief summation of how the E-P1 matches up against the K-1 with respect to portability, imaging, features and an overall rating.

This is a sample of the gallery pictures for Olympus PEN E-P1 and Pentax K-1. The entire galleries are provided at Olympus E-P1 Gallery and Pentax K-1 Gallery.

For anybody who is intending to carry your camera frequently, you're going to have to factor in its weight and measurements. The Olympus E-P1 has physical dimensions of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") accompanied by a weight of 355 grams (0.78 lbs) while the Pentax K-1 has proportions of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") with a weight of 1010 grams (2.23 lbs).

Look at the Olympus E-P1 vs Pentax K-1 in the latest Camera with Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are using at that time. Following is a front view size comparison of the E-P1 vs the K-1.

Considering dimensions and weight, the portability grade of the E-P1 and K-1 is 86 and 55 respectively.

Sometimes, it is very hard to see the contrast in sensor sizing purely by going through specifications. The visual underneath should provide you a much better sense of the sensor sizes in the E-P1 and K-1.

Plainly, both the cameras feature different megapixel count and different sensor sizing. The E-P1 due to its smaller sensor will make shooting shallow DOF more difficult and the Pentax K-1 will provide more detail due to its extra 24 Megapixels. Greater resolution can also allow you to crop images way more aggressively. The older E-P1 will be disadvantaged in sensor tech.