Panasonic GH3 weighs
550 g (1.21 lb / 19.40 oz) and has external dimensions of
133 x 93 x 82 mm (5.24 x 3.66 x 3.23″). Considering that the average weight of Mirrorless type cameras is 475g, its weight is about average in its class. With a thickness of 82mm, it is large, 27mm thicker than the average of its class.
Weight Comparison
Mirrorless Cameras
Thickness Comparison
Mirrorless Cameras
Here is the front and top view image of Panasonic GH3 with the dimensions:
In order to give you a better idea about the real life size of Panasonic GH3, we have added an image of how it looks next to a credit card and an AA type battery.
Now let's compare Panasonic GH3 size with the camera that it replaced: Panasonic GH2 (Check GH3 vs GH2). Panasonic GH2 is clearly the smaller of the two cameras. Its body is 9mm narrower, 3mm shorter and 6mm thinner than Panasonic GH3.
Below you can find the comparison of the weight and thickness of Panasonic GH3 with its main competitors:
Panasonic GH3 Size Compared to Main Competitors
Weather Sealing
Panasonic GH3 has environmental sealings on its body which makes it a weather resistant camera, providing resistance against the water and dust getting in to the camera. If you like outdoors photography and want to be able to use your camera in extreme conditions, Panasonic GH3 will serve you well. If you attach one of these Panasonic GH3 weather-sealed lenses to your camera, you will have a great all weather kit.