Olympus E-P1 vs Pentax K-S2

Its time to look closer at the Olympus E-P1 vs Pentax K-S2, one being a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by brands Olympus and Pentax. There exists a crucial gap between the image resolutions of the E-P1 (12MP) and K-S2 (20MP) and the E-P1 (Four Thirds) and K-S2 (APS-C) possess different sensor size.

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The E-P1 was revealed 6 years prior to the K-S2 and that is quite a serious gap as far as technology is concerned. Both cameras offer different body type with the Olympus E-P1 being a Rangefinder-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.

Before delving in to a full comparison, below is a simple highlight of how the E-P1 scores vs the K-S2 in terms of portability, imaging, features and an overall grade.

This is a preview of the gallery images for Olympus PEN E-P1 and Pentax K-S2. The full galleries are viewable at Olympus E-P1 Gallery and Pentax K-S2 Gallery.

For those who are looking to lug around your camera frequently, you will have to think about its weight and dimensions. The Olympus E-P1 has physical measurements 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-S2 has dimensions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") along with a weight of 678 grams (1.49 lbs).

Check out the Olympus E-P1 vs Pentax K-S2 in the latest Camera with Lens Size Comparison Tool.

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you choose during that time. Following is the front view scale comparison of the E-P1 versus the K-S2.

Factoring in dimensions and weight, the portability grade of the E-P1 and K-S2 is 86 and 64 respectively.

Typically, it is hard to visualize the contrast between sensor measurements simply by reading through specs. The photograph below should offer you a much better sense of the sensor measurements in the E-P1 and K-S2.

All in all, both cameras offer different megapixels and different sensor measurements. The E-P1 having a tinier sensor is going to make shooting shallow depth of field harder and the Pentax K-S2 will give you more detail because of its extra 8MP. Higher resolution will make it easier to crop photographs a little more aggressively. The older E-P1 is going to be behind in sensor technology.