Quote Originally Posted by sandm View Post
assumption here that digital pro is paddlewheel based and the other is gps. having had both(perfect pass in the supra, not digital pro), gps is the way to go imo.

I never found the paddlewheel to be that accurate. gps seems to hold a much steadier speed.
Unless you ride on a river or have something blocking the gps(really fun goes crazy!), bridges, trees, etc,etc.....