Olympus E-P2 vs Pentax 645Z

Let's look more closely at the Olympus E-P2 vs Pentax 645Z, former is a Entry-Level Mirrorless while the other is a Pro DSLR by companies Olympus and Pentax. There is a sizable difference between the image resolutions of the E-P2 (12MP) and 645Z (51MP) and the E-P2 (Four Thirds) and 645Z (Medium format) offer totally different sensor dimensions.

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The E-P2 was launched 5 years earlier than the 645Z which is quite a significant difference as far as tech is concerned. Each of the cameras feature different body design with the Olympus E-P2 being a Rangefinder-style mirrorless camera and the Pentax 645Z being a Large SLR camera.

Before going right into a in depth comparison, here is a simple overview of how the E-P2 scores vs the 645Z in terms of portability, imaging, features and an overall mark.

Here is a sample of the gallery pics for Olympus PEN E-P2 & Pentax 645Z. The complete galleries are available at Olympus E-P2 Gallery & Pentax 645Z Gallery.

For anyone who is going to travel with your camera regularly, you will want to factor its weight and volume. The Olympus E-P2 comes with external dimensions of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") with a weight of 355 grams (0.78 lbs) while the Pentax 645Z has sizing of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") with a weight of 1550 grams (3.42 lbs).

Analyze the Olympus E-P2 vs Pentax 645Z in our brand new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will vary dependant on the lens you have chosen during that time. Underneath is a front view overall size comparison of the E-P2 vs the 645Z.

Looking at size and weight, the portability rating of the E-P2 and 645Z is 86 and 49 respectively.

In many cases, it's hard to visualise the contrast between sensor dimensions only by reading through a spec sheet. The picture here might give you a more clear sense of the sensor sizes in the E-P2 and 645Z.

As you can see, both the cameras come with different resolutions and different sensor dimensions. The E-P2 because of its tinier sensor will make achieving bokeh more challenging and the Pentax 645Z will resolve extra detail utilizing its extra 39MP. Greater resolution will let you crop images a good deal more aggressively. The more aged E-P2 is going to be behind when it comes to sensor tech.