Fujifilm X-S1 weighs 920 g (2.03 lb / 32.45 oz) and has external dimensions of 135 x 107 x 149 mm (5.31 x 4.21 x 5.87″). Considering that the average weight of DSLR-Like type cameras is 591g, Fujifilm X-S1 is a significantly heavy camera for its class. With a thickness of 149mm, it is not small either, 44mm thicker than the average of its class.
Here is the front and top view image of Fujifilm X-S1 with the dimensions:
In order to give you a better idea about the real life size of Fujifilm X-S1, 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 Fujifilm X-S1 with its main competitors:
Fujifilm X-S1 Size Compared to Main Competitors
Fujifilm X-S1 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 Bridge Cameras with Weather Sealing page.