Fujifilm X20 weighs 353 g (0.78 lb / 12.45 oz) and has external dimensions of 117 x 70 x 57 mm (4.61 x 2.76 x 2.24″). Considering that the average weight of Compact type cameras is 188g, Fujifilm X20 is a significantly heavy camera for its class. With a thickness of 57mm, it is not small either, 28mm thicker than the average of its class.
Here is the front and top view image of Fujifilm X20 with the dimensions:
Now lets compare the weight and thickness of Fujifilm X20 with its main competitors:
Fujifilm X20 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 Compact Cameras with Weather Sealing page.