Canon M100 weighs 302 g (0.67 lb / 10.65 oz) and has external dimensions of 108 x 67 x 35 mm (4.25 x 2.64 x 1.38″). Considering that the average weight of Mirrorless type cameras is 437g, Canon M100 is a remarkably light camera for its class. Even better, with a thickness of only 35mm, it is also quite small, 15mm thinner than the average of its class.
Here is the front and top view image of Canon M100 with the dimensions:
In order to give you a better idea about the real life size of Canon M100, 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 Canon M100 with its main competitors:
Canon M100 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 Mirrorless Cameras with Weather Sealing page.