Canon 40D weighs 822 g (1.81 lb / 29.00 oz)
and has external dimensions of 146 x 108 x 74 mm (5.75 x 4.25 x 2.91″)
. Considering that the average weight of DSLR type cameras is 773g, its weight is about average in its class. With a thickness of 74mm, it also has an average thickness.
Here is the front and top view image of Canon 40D with the dimensions:
In order to give you a better idea about the real life size of Canon 40D, we have added an image of how it looks next to a credit card and an AA type battery.
Now let's compare Canon 40D size with the camera that it replaced: Canon 30D (Check 40D vs ). Canon 30D is 2mm narrower and 2mm shorter than Canon 40D but they have the same thickness of 74mm.
Below you can find the comparison of the weight and thickness of Canon 40D with its main competitors:
Canon 40D has environmental sealings on its body which makes it a weather resistant camera, providing resistance against the water and dust getting in to the camera. If you like outdoors photography and want to be able to use your camera in extreme conditions, Canon 40D will serve you well. If you attach one of these Canon 40D weather-sealed lenses to your camera, you will have a great all weather kit.