why do some toothbrushes cost hundreds of dollars? What exactly are they doing that makes them so much better?

Question

You can get a manual toothbrush for $1 or some fancy electric toothbrush for over $200. Can it really be cleaning your teeth that much better?

In: Engineering

Answer 1

All I know is my dental hygienist knew when I switched to an electric toothbrush, so apparently it makes a pretty big difference.