Olympus E-M1X vs Panasonic GH3

In this write-up, we are reviewing the Olympus E-M1X and Panasonic GH3, one being a Pro Mirrorless and the other is a Advanced Mirrorless by rivals Olympus and Panasonic. There exists a sizeable gap between the image resolutions of the E-M1X (20MP) and GH3 (16MP) but they possess the same exact sensor measurements (Four Thirds).

President Biden pushes bill mandating TikTok sale or ban

The E-M1X was released 6 years later than the GH3 and that is quite a large gap as far as technology is concerned. Each of these cameras offer the identical body type (SLR-style mirrorless).

Before going in to a thorough comparison, below is a quick view of how the E-M1X scores versus the GH3 with regards to portability, imaging, features and an overall rating.

Below is a sample of the gallery pictures for Olympus OM-D E-M1X and Panasonic Lumix DMC-GH3. The complete galleries are provided at Olympus E-M1X Gallery and Panasonic GH3 Gallery.

For those who are looking to carry your camera, you'll need to factor in its weight and proportions. The Olympus E-M1X has external dimensions of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") along with a weight of 997 grams (2.20 lbs) while the Panasonic GH3 has measurements of 133mm x 93mm x 82mm (5.2" x 3.7" x 3.2") and a weight of 550 grams (1.21 lbs).

Examine the Olympus E-M1X and Panasonic GH3 in the all new Camera with Lens Size Comparison Tool.

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you have at that time. Below is the front view scale comparison of the E-M1X and the GH3.

Factoring in dimensions and weight, the portability score of the E-M1X and GH3 is 54 and 66 respectively.

Quite often, it can be difficult to visualize the contrast between sensor sizing purely by reading through a spec sheet. The graphic underneath should provide you a more clear sense of the sensor sizes in the E-M1X and GH3.

Clearly, both of the cameras offer the same exact sensor sizing but different megapixels. You should anticipate the Olympus E-M1X to give more detail as a result of its extra 4MP. Greater resolution can also let you crop photos a little more aggressively. The more modern E-M1X should have a benefit when it comes to sensor innovation.