Olympus E-M10 III vs Panasonic GM5

The following is a extended assessment of the Olympus E-M10 III and Panasonic GM5, both Entry-Level Mirrorless cameras by rivals Olympus and Panasonic. The sensor resolution of the E-M10 III (16MP) and the GM5 (16MP) is pretty comparable and they use the exact same sensor dimensions (Four Thirds).

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The E-M10 III was introduced 3 years after the GM5 which is a fairly significant gap as far as camera technology is concerned. Both cameras come with different body type with the Olympus E-M10 III being a SLR-style mirrorless camera and the Panasonic GM5 being a Rangefinder-style mirrorless camera.

Before diving through a complete comparison, below is a brief synopsis of how the E-M10 III scores against the GM5 in the way of portability, imaging, features and an overall mark.

Following is a preview of the gallery images for Olympus OM-D E-M10 Mark III and Panasonic Lumix DMC-GM5. The whole galleries are viewable at Olympus E-M10 III Gallery and Panasonic GM5 Gallery.

If you're aiming to travel with your camera often, you will have to consider its weight and proportions. The Olympus E-M10 III offers outside measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") with a weight of 410 grams (0.90 lbs) while the Panasonic GM5 has measurements of 99mm x 60mm x 36mm (3.9" x 2.4" x 1.4") along with a weight of 211 grams (0.47 lbs).

Check out the Olympus E-M10 III and Panasonic GM5 in the new Camera with Lens Size Comparison Tool.

Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you have chosen at the time. Below is the front view proportions comparison of the E-M10 III vs the GM5.

Factoring in dimensions and weight, the portability score of the E-M10 III and GM5 is 80 and 91 respectively.

More often than not, it can be hard to envision the gap in sensor dimensions purely by going through technical specs. The picture below will help give you a much better sense of the sensor measurements in the E-M10 III and GM5.

As you can tell, each of the cameras have got the exact same sensor measurements and the identical megapixels so you should expect comparable quality of photographs but you need to factor the release date of the cameras into account. The newer E-M10 III will have a benefit when it comes to sensor tech.