Originally Posted by
DrIsotope
I accept this.
I don't see how Powercal can be much better than the Strava Guesstimator, as for instance, 130bpm up a hill and 130bpm down a hill will have drastically different power numbers. Say I were to coast (not pedaling) down a hill for 10 miles with a HR sitting around 110bpm, how would Powercal differentiate that from riding with my wife, where I will average 100-110bpm and still do 25-30kJ per mile worth of work?
Go back and see post #18; it was a reply to you, and answers that question.