Sony A550 weighs
632 g (1.39 lb / 22.29 oz) and has external dimensions of
137 x 104 x 84 mm (5.39 x 4.09 x 3.31″). Considering that the average weight of DSLR type cameras is 773g, Sony A550 is a remarkably light camera for its class. With a thickness of 84mm, it has an average thickness for its class.
Weight Comparison
DSLR Cameras
Thickness Comparison
DSLR Cameras
Here is the front and top view image of Sony A550 with the dimensions:
![Sony A550 Body Size Dimensions]()
Front and Top View External Dimensions and Size of Sony A550 Camera Body
In order to give you a better idea about the real life size of Sony A550, we have added an image of how it looks next to a credit card and an AA type battery.
![Sony A550 Body Size Compared to a Credit card and a Battery]()
Physical size of the Sony A550 Body Compared to a Credit Card and an AA Battery
Now let's compare Sony A550 size with the camera that it replaced: Sony A100. Sony A100 is clearly the smaller of the two cameras. Its body is 4mm narrower, 9mm shorter and 13mm thinner than Sony A550.
![Sony A550 vs Sony A100 Camera Size Comparison - Front View]()
Comparison image of Sony A550 and Sony A100 Size, Weight and External Dimensions - Front View
Below you can find the comparison of the weight and thickness of Sony A550 with its main competitors:
Sony A550 Size Compared to Main Competitors
Weather Sealing
Sony A550 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.