Sony W810 weighs 111 g (0.24 lb / 3.92 oz) and has external dimensions of 97 x 56 x 21 mm (3.82 x 2.2 x 0.83″). Considering that the average weight of Compact type cameras is 188g, Sony W810 is a remarkably light camera for its class. Even better, with a thickness of only 21mm, it is also quite small, 7mm thinner than the average of its class.
Here is the front and top view image of Sony W810 with the dimensions:
In order to give you a better idea about the real life size of Sony W810, we have added an image of how it looks next to a credit card and an AA type battery.
Now lets compare the weight and thickness of Sony W810 with its main competitors:
Sony W810 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.