Olympus E-P1 vs Panasonic GH4

The following is a detailed overview of the Olympus E-P1 vs Panasonic GH4, one is a Entry-Level Mirrorless and the latter is a Pro Mirrorless by manufacturers Olympus and Panasonic. There is a significant difference between the sensor resolutions of the E-P1 (12MP) and GH4 (16MP) but both cameras provide the same sensor dimensions (Four Thirds).

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The E-P1 was unveiled 5 years before the GH4 which is quite a sizable gap as far as tech is concerned. Each of these cameras have different body design with the Olympus E-P1 being a Rangefinder-style mirrorless camera and the Panasonic GH4 being a SLR-style mirrorless camera.

Before delving right into a in-depth comparison, here is a quick synopsis of how the E-P1 scores vs the GH4 in regards to portability, imaging, features and an overall mark.

This is a preview of the gallery images for Olympus PEN E-P1 and Panasonic Lumix DMC-GH4. The full galleries are available at Olympus E-P1 Gallery and Panasonic GH4 Gallery.

For anyone who is going to travel with your camera, you will need to consider its weight and proportions. The Olympus E-P1 has got physical measurements of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") and a weight of 355 grams (0.78 lbs) whilst the Panasonic GH4 has measurements of 133mm x 93mm x 84mm (5.2" x 3.7" x 3.3") having a weight of 560 grams (1.23 lbs).

Check out the Olympus E-P1 vs Panasonic GH4 in the new Camera and Lens Size Comparison Tool.

Keep in mind, the weight of an Interchangeable Lens Camera will differ dependant on the lens you choose during that time. Following is a front view dimension comparison of the E-P1 and the GH4.

Using size and weight, the portability grade of the E-P1 and GH4 is 86 and 66 respectively.

In many cases, it is difficult to picture the difference between sensor dimensions just by reading a spec sheet. The image below will give you a far better sense of the sensor sizing in the E-P1 and GH4.

Clearly, both of the cameras provide the same sensor dimensions albeit different MP. You should expect the Panasonic GH4 to offer extra detail having an extra 4MP. Higher resolution will also make it easier to crop pictures more aggressively. The more aged E-P1 is going to be disadvantaged in sensor tech.