Olympus E-M5 vs Panasonic GX1

In this write-up, we will be evaluating the Olympus E-M5 and Panasonic GX1, one being a Advanced Mirrorless and the latter is a Entry-Level Mirrorless by brands Olympus and Panasonic. The sensor resolution of the E-M5 (16MP) and the GX1 (16MP) is pretty well matched and they feature the same exact sensor size (Four Thirds).

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The E-M5 was launched 3 months later than the GX1 and they are both of a similar generation. Both the cameras offer different body type with the Olympus E-M5 being a SLR-style mirrorless camera and the Panasonic GX1 being a Rangefinder-style mirrorless camera.

Before diving in to a step-by-step comparison, below is a short introduction of how the E-M5 scores versus the GX1 with regards to portability, imaging, features and an overall rating.

Following is a preview of the gallery images for Olympus OM-D E-M5 and Panasonic Lumix DMC-GX1. The complete galleries are viewable at Olympus E-M5 Gallery and Panasonic GX1 Gallery.

In case you're aiming to carry your camera regularly, you will need to factor its weight and proportions. The Olympus E-M5 enjoys external dimensions of 122mm x 89mm x 43mm (4.8" x 3.5" x 1.7") and a weight of 425 grams (0.94 lbs) and the Panasonic GX1 has measurements of 116mm x 68mm x 39mm (4.6" x 2.7" x 1.5") with a weight of 318 grams (0.70 lbs).

Take a look at the Olympus E-M5 and Panasonic GX1 in the latest Camera and Lens Size Comparison Tool.

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you have chosen at that time. Here is the front view physical size comparison of the E-M5 against the GX1.

Considering size and weight, the portability grade of the E-M5 and GX1 is 81 and 87 respectively.

In many cases, its hard to picture the gap between sensor sizing purely by checking technical specs. The graphic below may give you a much better sense of the sensor dimensions in the E-M5 and GX1.

As you can tell, the two cameras offer the same exact sensor sizing and the exact same MP and you should expect similar quality of images though you would want to factor the production date of the products into consideration.