Nikon D90 weighs
703 g (1.55 lb / 24.80 oz) and has external dimensions of
132 x 103 x 77 mm (5.2 x 4.06 x 3.03″). Considering that the average weight of DSLR type cameras is 773g, its weight is about average in its class. With a thickness of 77mm, it also has an average thickness.
Weight Comparison
DSLR Cameras
Thickness Comparison
DSLR Cameras
Here is the front and top view image of Nikon D90 with the dimensions:
Front and Top View External Dimensions and Size of Nikon D90 Camera Body
In order to give you a better idea about the real life size of Nikon D90, we have added an image of how it looks next to a credit card and an AA type battery.
Physical size of the Nikon D90 Body Compared to a Credit Card and an AA Battery
Now let's compare Nikon D90 size with the camera that it replaced: Nikon D80 (Check D90 vs ). As depicted on the comparison image, and have the exact same height, width and thickness.
Comparison image of Nikon D90 and Nikon D80 Size, Weight and External Dimensions - Front View
Below you can find the comparison of the weight and thickness of Nikon D90 with its main competitors:
Nikon D90 Size Compared to Main Competitors
Weather Sealing
Nikon D90 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.