Olympus E-M1 vs Panasonic GX9

Below, we will be analyzing the Olympus E-M1 and Panasonic GX9, former being a Pro Mirrorless while the latter is a Advanced Mirrorless by rivals Olympus and Panasonic. The image resolution of the E-M1 (16MP) and the GX9 (20MP) is pretty similar and they enjoy the exact same sensor sizing (Four Thirds).

Meta to Introduce 'AI-Generated' Labels for Media starting next month

The E-M1 was launched 5 years before the GX9 and that is quite a big difference as far as tech is concerned. Each of the cameras come with different body type with the Olympus E-M1 being a SLR-style mirrorless camera and the Panasonic GX9 being a Rangefinder-style mirrorless camera.

Before diving straight into a in-depth comparison, below is a quick view of how the E-M1 matches up versus the GX9 with respect to portability, imaging, features and an overall rating.

Here is a preview of the gallery images for Olympus OM-D E-M1 & Panasonic Lumix DC-GX9. The complete galleries are available at Olympus E-M1 Gallery & Panasonic GX9 Gallery.

If you are going to carry your camera regularly, you need to take into account its weight and dimensions. The Olympus E-M1 features exterior measurements of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") having a weight of 497 grams (1.10 lbs) and the Panasonic GX9 has dimensions of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") with a weight of 407 grams (0.90 lbs).

Check out the Olympus E-M1 and Panasonic GX9 in our brand new Camera & Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will change dependant on the lens you are working with during that time. Below is the front view dimensions comparison of the E-M1 and the GX9.

Using size and weight, the portability score of the E-M1 and GX9 is 71 and 82 respectively.

Usually, its tough to see the difference between sensor sizing purely by reading specs. The visual here will help offer you a stronger sense of the sensor measurements in the E-M1 and GX9.

All in all, both the cameras posses the exact same sensor measurements albeit not the same megapixels. You can expect the Panasonic GX9 to offer greater detail utilizing its extra 4 Megapixels. Higher resolution will allow you to crop shots somewhat more aggressively. The older E-M1 is going to be behind with regard to sensor technology.