Canon 20Da weighs 770 g (1.70 lb / 27.16 oz) and has external dimensions of 144 x 106 x 72 mm (5.67 x 4.17 x 2.83″). Considering that the average weight of DSLR type cameras is 774g, its weight is about average in its class. With a thickness of 72mm, it also has an average thickness.
In order to give you a better idea about the real life size of Canon 20Da, 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 20Da with its main competitors:
Canon 20Da 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 DSLR Cameras with Weather Sealing page.