Olympus E-M1 vs Pentax K100D

Here, we are looking at the Olympus E-M1 vs Pentax K100D, one is a Pro Mirrorless and the other is a Entry-Level DSLR by rivals Olympus and Pentax. There exists a big gap among the resolutions of the E-M1 (16MP) and K100D (6MP) and the E-M1 (Four Thirds) and K100D (APS-C) posses totally different sensor sizes.

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The E-M1 was announced 7 years after the K100D which is a fairly big gap as far as camera technology is concerned. Both of these cameras feature different body design with the Olympus E-M1 being a SLR-style mirrorless camera and the Pentax K100D being a Compact SLR camera.

Before going straight to a step-by-step comparison, here is a short synopsis of how the E-M1 scores against the K100D with respect to portability, imaging, features and an overall mark.

Here is a sample of the gallery pictures for Olympus OM-D E-M1 and Pentax K100D. The whole galleries are provided at Olympus E-M1 Gallery and Pentax K100D Gallery.

For anyone who is planning to travel with your camera, you are going to need to consider its weight and proportions. The Olympus E-M1 enjoys physical measurements of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") along with a weight of 497 grams (1.10 lbs) whilst the Pentax K100D has measurements of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") with a weight of 660 grams (1.46 lbs).

Analyze the Olympus E-M1 vs Pentax K100D in the new Camera and Lens Size Comparison Tool.

Bear in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing during that time. Following is a front view over all size comparison of the E-M1 against the K100D.

Taking into account dimensions and weight, the portability grade of the E-M1 and K100D is 71 and 64 respectively.

Sometimes, it is difficult to see the gap in sensor dimensions simply by checking out a spec sheet. The pic underneath will help offer you a clearer sense of the sensor sizing in the E-M1 and K100D.

Clearly, both of those cameras feature different megapixel count and different sensor dimensions. The E-M1 using its smaller sensor will make achieving bokeh tougher and the Olympus E-M1 will produce greater detail with its extra 10 Megapixels. Greater resolution can also let you crop images way more aggressively. The younger E-M1 will have an advantage with regard to sensor technology.