Olympus E-5 vs Pentax K-01

In this article, we will be matching up the Olympus E-5 vs Pentax K-01, former being a Advanced DSLR while the latter is a Entry-Level Mirrorless by brands Olympus and Pentax. There exists a sizable gap among the resolutions of the E-5 (12MP) and K-01 (16MP) and the E-5 (Four Thirds) and K-01 (APS-C) use totally different sensor dimensions.

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The E-5 was launched 16 months prior to the K-01 which makes the cameras a generation apart from one another. Each of the cameras offer different body type with the Olympus E-5 being a Mid-size SLR camera and the Pentax K-01 being a SLR-style mirrorless camera.

Before going straight into a full comparison, below is a concise summary of how the E-5 scores versus the K-01 with regard to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus E-5 & Pentax K-01. The complete galleries are provided at Olympus E-5 Gallery & Pentax K-01 Gallery.

In case you're intending to carry your camera regularly, you're going to have to factor in its weight and volume. The Olympus E-5 enjoys exterior measurements of 143mm x 117mm x 75mm (5.6" x 4.6" x 3.0") having a weight of 800 grams (1.76 lbs) and the Pentax K-01 has sizing of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") along with a weight of 561 grams (1.24 lbs).

Look at the Olympus E-5 vs Pentax K-01 in our newest Camera & Lens Size Comparison Tool.

Remember, the weight of an ILC will differ dependant on the lens you are utilising at that moment. Here is the front view measurements comparison of the E-5 against the K-01.

Considering dimensions and weight, the portability rating of the E-5 and K-01 is 58 and 76 respectively.

Quite often, it can be hard to envision the difference in sensor sizing just by checking out a spec sheet. The graphic underneath may provide you a far better sense of the sensor measurements in the E-5 and K-01.

As you can see, the 2 cameras offer different megapixel count and different sensor sizing. The E-5 due to its smaller sensor will make achieving shallow depth of field trickier and the Pentax K-01 will produce more detail utilizing its extra 4MP. Higher resolution can also allow you to crop photographs a little more aggressively. The older E-5 will be behind with regard to sensor tech.