Originally Posted by HerrKaLeun

Thanks for the advice. I have flat pedals, so likely need 2 cadence sensors.
I wonder if I can get a second one of those holders to use just one computer for both bikes.

I'm fine with the GPs speed accuracy. I even think GPS may be more accurate since tire pressure changes circumference. I'm not concerned about losing speed for the rare occasion I'm in deep forest or in a canyon.