How come webcams like the c920 are cheaper than comporable video cameras?

[David_24]

Is it just that theres no stabalizer or processing in the webcam?

 

[USAFRet]

Is it just that theres no stabalizer or processing in the webcam?

Optics, features, stabilization, storage, etc.

 

[nukemaster]

Webcams also tend to have smaller sensors that may not have the same level of light sensitivity or more noise at similar sensitivity.