Originally Posted by
burnthesheep
However, it made me think the Powertap hub on the exercise bike in the gym I used to use at work as a super optimistic liar.
My power was setup per the workout based on a realistic hour ftp figure, but man.......I just couldn't make power.
I've run PowerTap, Quarq and SRM over the years. They were not comparable with each other. The Powertap was the most generous of the three. The SRM the least generous.