AeroPod, PowerPod and Newton

Thx, how about the friction between the tires and road surface? Guess the numbers varies if the surface is wet?

Hello, I just recently bought a powerpod v3, haven't had the opportunity to try it yet. One thing I've wondered for some time is how much energy gets lost in the frame, pulleys etc? I guess i can be putting 500 watt into the pedals but powerpod would only record 450 since it doesn't take into consid...