Olympus E-M1 III vs Panasonic GF3

Following is a detailed analysis of the Olympus E-M1 III vs Panasonic GF3, former is a Pro Mirrorless while the other is a Entry-Level Mirrorless by brands Olympus and Panasonic. There exists a large gap among the sensor resolutions of the E-M1 III (20MP) and GF3 (12MP) but both cameras boast the same sensor dimensions (Four Thirds).

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The E-M1 III was announced 8 years after the GF3 which is a fairly serious difference as far as camera technology is concerned. Both the cameras have different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Panasonic GF3 being a Rangefinder-style mirrorless camera.

Before getting straight to a full comparison, here is a short overview of how the E-M1 III matches up vs the GF3 with regards to portability, imaging, features and an overall score.

Below is a sample of the gallery pics for Olympus OM-D E-M1 Mark III & Panasonic Lumix DMC-GF3. The whole galleries are available at Olympus E-M1 III Gallery & Panasonic GF3 Gallery.

For anyone who is aiming to carry around your camera, you'll need to consider its weight and measurements. The Olympus E-M1 III features external dimensions of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) while the Panasonic GF3 has proportions of 108mm x 67mm x 32mm (4.3" x 2.6" x 1.3") accompanied by a weight of 264 grams (0.58 lbs).

Contrast the Olympus E-M1 III vs Panasonic GF3 in our brand new Camera & Lens Size Comparison Tool.

Do not forget, the weight of an ILC will change dependant on the lens you are using at that time. Here is a front view sizing comparison of the E-M1 III vs the GF3.

Looking at dimensions and weight, the portability rating of the E-M1 III and GF3 is 67 and 90 respectively.

Sometimes, it is very hard to imagine the gap in sensor sizes simply by going through a spec sheet. The image underneath will help provide you a stronger sense of the sensor dimensions in the E-M1 III and GF3.

As you can see, both the cameras have the same sensor dimensions but different MP. You can expect to see the Olympus E-M1 III to show greater detail with its extra 8MP. Greater resolution will also make it easier to crop pics a bit more aggressively. The fresher E-M1 III provides an edge when it comes to sensor technology.