Canon A1100 IS weighs 150 g (0.33 lb / 5.29 oz) and has external dimensions of 95 x 62 x 31 mm (3.74 x 2.44 x 1.22″). Considering that the average weight of Compact type cameras is 188g, Canon A1100 IS is a remarkably light camera for its class. With a thickness of 31mm, it has an average thickness for its class.
In order to give you a better idea about the real life size of Canon A1100 IS, 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 Canon A1100 IS with its main competitors:
Canon A1100 IS 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.