Originally Posted by
Seattle Forrest
PowerTap hubs report wheel rotation speed (they have to). The newer ones broadcast on BT as well as ANT+. $600 is way too much to spend if all you want is speed, but it's possible. And think of all the money you saved by using your phone instead of a Garmin!
The Elemnt doesn't need your phone. It's a standalone bike computer (unlike the RFLKT versions).
J.