Panasonic GH5 vs Sony FX3

Here, we will be evaluating the Panasonic GH5 vs Sony FX3, both Pro Mirrorless cameras by rivals Panasonic and Sony. There exists a substantial gap among the sensor resolutions of the GH5 (20MP) and FX3 (12MP) and the GH5 (Four Thirds) and FX3 (Full frame) boast totally different sensor sizing.

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The GH5 was unveiled 5 years before the FX3 and that is a fairly big difference as far as camera technology is concerned. Both the cameras feature different body design with the Panasonic GH5 being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.

Before we go into a full comparison, here is a quick overview of how the GH5 grades against the FX3 with regard to portability, imaging, features and an overall rating.

Following is a preview of the gallery photos for Panasonic Lumix DMC-GH5 & Sony FX3. The full galleries are available at Panasonic GH5 Gallery & Sony FX3 Gallery.

For anybody who is looking to carry your camera, you're going to have to factor in its weight and dimensions. The Panasonic GH5 provides outer measurements of 139mm x 98mm x 87mm (5.5" x 3.9" x 3.4") having a weight of 725 grams (1.60 lbs) while the Sony FX3 has dimensions of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") accompanied by a weight of 716 grams (1.58 lbs).

Take a look at the Panasonic GH5 vs Sony FX3 in our completely new Camera plus Lens Size Comparison Tool.

Keep in mind, the weight of an ILC will differ depending on the lens you have at the time. Following is a front view proportions comparison of the GH5 vs the FX3.

Taking into account dimensions and weight, the portability grade of the GH5 and FX3 is 59 and 62 respectively.

Typically, its tough to see the contrast in sensor sizing purely by viewing technical specs. The graphic below will help offer you a greater sense of the sensor sizing in the GH5 and FX3.

As you have seen, the 2 cameras come with different megapixel count and different sensor sizing. The GH5 with its smaller sensor will make achieving shallower depth of field harder and the Panasonic GH5 will render more detail having an extra 8 Megapixels. Higher resolution will enable you to crop photographs a good deal more aggressively. The older GH5 will be disadvantaged in sensor innovation.