Olympus E-P3 vs Pentax Efina

Here is a in-depth comparison of the Olympus E-P3 versus Pentax Efina, former being a Entry-Level Mirrorless while the latter is a Ultracompact by competitors Olympus and Pentax. The image resolution of the E-P3 (12MP) and the Efina (14MP) is pretty well matched but the E-P3 (Four Thirds) and Efina (1/2.3") posses totally different sensor sizing.

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The E-P3 was released 21 months prior to the Efina which makes them a generation apart from each other. Both cameras have different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before diving straight to a full comparison, here is a concise summary of how the E-P3 grades versus the Efina for portability, imaging, features and an overall rating.

Following is a preview of the gallery images for Olympus PEN E-P3 & Pentax Efina. The complete galleries are available at Olympus E-P3 Gallery & Pentax Efina Gallery.

For those who are going to carry your camera regularly, you will want to think about its weight and measurements. The Olympus E-P3 comes with outer measurements of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") having a weight of 369 grams (0.81 lbs) whilst the Pentax Efina has proportions of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") and a weight of 91 grams (0.20 lbs).

Contrast the Olympus E-P3 versus Pentax Efina in our newest Camera & Lens Size Comparison Tool.

Always remember, the weight of an ILC will change dependant on the lens you are working with at the time. Here is a front view scale comparison of the E-P3 vs the Efina.

Looking at size and weight, the portability rating of the E-P3 and Efina is 86 and 97 respectively.

In many cases, it's difficult to envision the difference between sensor sizing merely by reading through technical specs. The photograph below will offer you a much better sense of the sensor measurements in the E-P3 and Efina.

As you have seen, the 2 cameras have different resolutions and different sensor sizing. The E-P3 because of its bigger sensor will make shooting bokeh less difficult and the Pentax Efina will resolve extra detail as a result of its extra 2MP. Higher resolution will enable you to crop photographs a bit more aggressively. The older E-P3 is going to be behind with regard to sensor tech.