Sony QX100 weighs 179 g (0.39 lb / 6.31 oz) and has external dimensions of 63 x 63 x 56 mm (2.46 x 2.46 x 2.19″). Considering that the average weight of Lens-style type cameras is 173g, its weight is about average in its class. With a thickness of 56mm, it also has an average thickness.
Here is the front and top view image of Sony QX100 with the dimensions:
In order to give you a better idea about the real life size of Sony QX100, 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 Sony QX100 with its main competitors:
Sony QX100 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.