Olympus E-P3 vs Pentax Q7

Below is a detailed overview of the Olympus E-P3 versus Pentax Q7, both Entry-Level Mirrorless digital cameras by competitors Olympus and Pentax. The resolution of the E-P3 (12MP) and the Q7 (12MP) is fairly well matched but the E-P3 (Four Thirds) and Q7 (1/1.7") come with different sensor sizes.

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The E-P3 was brought out 24 months prior to the Q7 making the cameras a generation apart from one another. Both of these cameras offer the identical body type (Rangefinder-style mirrorless).

Before diving through a in depth comparison, below is a short synopsis of how the E-P3 grades against the Q7 in relation to portability, imaging, features and an overall grade.

Here is a sample of the gallery pictures for Olympus PEN E-P3 & Pentax Q7. The entire galleries are viewable at Olympus E-P3 Gallery & Pentax Q7 Gallery.

In case you're looking to lug around your camera regularly, you're going to have to consider its weight and volume. The Olympus E-P3 comes with outer dimensions of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") accompanied by a weight of 369 grams (0.81 lbs) whilst the Pentax Q7 has sizing of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") with a weight of 200 grams (0.44 lbs).

Take a look at the Olympus E-P3 versus Pentax Q7 in our brand new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will change based on the lens you are utilizing at that time. Underneath is the front view measurements comparison of the E-P3 against the Q7.

Using dimensions and weight, the portability rating of the E-P3 and Q7 is 86 and 92 respectively.

More often than not, it is very hard to imagine the difference between sensor measurements just by looking at specifications. The visual below will help offer you a much better sense of the sensor sizes in the E-P3 and Q7.

Plainly, the two cameras offer the same exact megapixels but different sensor measurements. The E-P3 includes the larger sensor which will make achieving shallower DOF easier. The older E-P3 is going to be disadvantaged with regard to sensor technology.