Olympus E-P3 vs Panasonic GH1

On this page, we are evaluating the Olympus E-P3 vs Panasonic GH1, former being a Entry-Level Mirrorless while the other is a Advanced Mirrorless by companies Olympus and Panasonic. The resolution of the E-P3 (12MP) and the GH1 (12MP) is very similar and both cameras have the same sensor dimensions (Four Thirds).

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The E-P3 was manufactured 2 years later than the GH1 and that is quite a significant difference as far as tech is concerned. Both of the cameras have different body design with the Olympus E-P3 being a Rangefinder-style mirrorless camera and the Panasonic GH1 being a SLR-style mirrorless camera.

Before going straight to a in-depth comparison, here is a brief highlight of how the E-P3 scores versus the GH1 in regards to portability, imaging, features and an overall grade.

The following is a sample of the gallery pics for Olympus PEN E-P3 & Panasonic Lumix DMC-GH1. The entire galleries are available at Olympus E-P3 Gallery & Panasonic GH1 Gallery.

If you're going to lug around your camera, you're going to have to take into account its weight and proportions. The Olympus E-P3 features external dimensions of 122mm x 69mm x 34mm (4.8" x 2.7" x 1.3") with a weight of 369 grams (0.81 lbs) whilst the Panasonic GH1 has measurements of 124mm x 90mm x 45mm (4.9" x 3.5" x 1.8") having a weight of 385 grams (0.85 lbs).

Check the Olympus E-P3 vs Panasonic GH1 in our completely new Camera plus Lens Size Comparison Tool.

Take into consideration, the weight of an ILC will vary depending on the lens you are using during that time. The following is a front view dimensions comparison of the E-P3 and the GH1.

Considering size and weight, the portability rating of the E-P3 and GH1 is 86 and 81 respectively.

In many cases, it can be hard to visualize the contrast between sensor measurements simply by going over specifications. The visual below will help provide you a clearer sense of the sensor sizes in the E-P3 and GH1.

Plainly, both of those cameras provide the same sensor dimensions and the same exact resolution so you can expect similar quality of photographs however you might want to take the age of the products into consideration. The more modern E-P3 should have an advantage when it comes to sensor technology.