Olympus E-P3 vs Panasonic GX7

Following is a extended overview of the Olympus E-P3 and Panasonic GX7, former is a Entry-Level Mirrorless while the latter is a Advanced Mirrorless by competitors Olympus and Panasonic. There exists a substantial gap between the sensor resolutions of the E-P3 (12MP) and GX7 (16MP) but they possess the same exact sensor dimensions (Four Thirds).

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The E-P3 was revealed 3 years prior to the GX7 which is quite a big difference as far as technology is concerned. Both cameras offer the identical body type (Rangefinder-style mirrorless).

Before getting through a in depth comparison, below is a brief summation of how the E-P3 grades against the GX7 when it comes to portability, imaging, features and an overall score.

The following is a preview of the gallery images for Olympus PEN E-P3 & Panasonic Lumix DMC-GX7. The full galleries are viewable at Olympus E-P3 Gallery & Panasonic GX7 Gallery.

If you're going to carry around your camera regularly, you have to factor its weight and volume. The Olympus E-P3 features exterior measurements of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") having a weight of 369 grams (0.81 lbs) while the Panasonic GX7 has sizing of 123mm x 71mm x 55mm (4.8" x 2.8" x 2.2") having a weight of 402 grams (0.89 lbs).

Look at the Olympus E-P3 and Panasonic GX7 in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will change depending on the lens you are using at the time. Underneath is the front view overall size comparison of the E-P3 against the GX7.

Taking into account dimensions and weight, the portability score of the E-P3 and GX7 is 86 and 81 respectively.

Normally, its difficult to envision the difference between sensor sizes only by reading specs. The image below should provide you a better sense of the sensor sizing in the E-P3 and GX7.

As you can plainly see, each of these cameras enjoy the same exact sensor sizing albeit not the same resolution. You can expect the Panasonic GX7 to offer more detail because of its extra 4 Megapixels. Higher resolution will help you crop photographs far more aggressively. The more aged E-P3 is going to be behind when it comes to sensor technology.