Nikon D3300 weighs 430 g (0.95 lb / 15.17 oz)
and has external dimensions of 124 x 98 x 76 mm (4.88 x 3.86 x 2.99″)
. Considering that the average weight of DSLR type cameras is 773g, Nikon D3300 is a remarkably light camera for its class. With a thickness of 76mm, it has an average thickness for its class.
Here is the front and top view image of Nikon D3300 with the dimensions:
In order to give you a better idea about the real life size of Nikon D3300, we have added an image of how it looks next to a credit card and an AA type battery.
Now let's compare Nikon D3300 size with the camera that it replaced: Nikon D3200. Nikon D3300 is 1mm narrower and 1mm thinner than Nikon D3200 but it is also 2mm taller.
Below you can find the comparison of the weight and thickness of Nikon D3300 with its main competitors:
Nikon D3300 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.