Olympus E-P3 vs Panasonic G7

Following is a complete review of the Olympus E-P3 and Panasonic G7, former is a Entry-Level Mirrorless while the latter is a Advanced Mirrorless by companies Olympus and Panasonic. There is a noticeable difference among the image resolutions of the E-P3 (12MP) and G7 (16MP) but both cameras posses the same sensor sizing (Four Thirds).

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The E-P3 was revealed 4 years prior to the G7 which is a fairly sizable difference as far as camera tech is concerned. Both the cameras have different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Panasonic G7 being a SLR-style mirrorless camera.

Before we go into a in-depth comparison, here is a quick summary of how the E-P3 matches up vs the G7 in relation to portability, imaging, features and an overall score.

Below is a preview of the gallery images for Olympus PEN E-P3 & Panasonic Lumix DMC-G7. The full galleries are provided at Olympus E-P3 Gallery & Panasonic G7 Gallery.

For anybody who is intending to carry around your camera regularly, you are going to need to factor its weight and volume. The Olympus E-P3 features external 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) while the Panasonic G7 has sizing of 125mm x 86mm x 77mm (4.9" x 3.4" x 3.0") and a weight of 410 grams (0.90 lbs).

Check the Olympus E-P3 and Panasonic G7 in our completely new Camera plus Lens Size Comparison Tool.

Don't forget, the weight of an ILC will differ dependant on the lens you use during that time. The following is a front view over all size comparison of the E-P3 versus the G7.

Factoring in size and weight, the portability grade of the E-P3 and G7 is 86 and 71 respectively.

Often, it's tough to visualize the difference in sensor sizes purely by checking out technical specs. The pic below may offer you a more clear sense of the sensor dimensions in the E-P3 and G7.

As you can tell, both of those cameras provide the same sensor dimensions albeit different resolution. You can expect the Panasonic G7 to produce greater detail because of its extra 4 Megapixels. Higher resolution can also enable you to crop shots more aggressively. The more aged E-P3 will be disadvantaged with regard to sensor technology.