Panasonic GF1 weighs 385 g (0.85 lb / 13.58 oz)
and has external dimensions of 119 x 71 x 36 mm (4.69 x 2.8 x 1.43″)
. Considering that the average weight of Mirrorless type cameras is 446g, its weight is about average in its class. On the other hand, with a thickness of only 36mm, it is quite small, 14mm thinner than the average of its class.
Here is the front and top view image of Panasonic GF1 with the dimensions:
In order to give you a better idea about the real life size of Panasonic GF1, we have added an image of how it looks next to a credit card and an AA type battery.
Below you can find the comparison of the weight and thickness of Panasonic GF1 with its main competitors:
Panasonic GF1 Size Compared to Main Competitors
Panasonic GF1 doesn't have any environmental sealings on its body so you got to be extra careful to protect it against water and dust. If you shoot under these conditions very often, consider checking Top Mirrorless Cameras with Weather Sealing page.