Originally Posted by
nrsmd
Assume tires with a rolling resistance of 20 watts. Now replace with tires with a rolling resistance of 10 watts. What speed increase, if any, can I expect all things being equal?
Originally Posted by
HTupolev
a bike+rider with a CdA of .32 previously doing 20mph on level ground, you'd see somewhere in the neighborhood of a .8mph increase in speed at the same power.
Originally Posted by
PeteHski
If you know the CRR coefficients for both tyres I could give you a fairly accurate estimate of their relative performance.
Originally Posted by
GhostRider62
Going from 20 watts to 10 watts implies a 50% reduction in Crr.
You all have no idea how comforting it is to know that these are matters which I will never spend a single second of my life considering.
Seriously -- and this isn't snark -- I thank you for reminding me of the sheer, simple pleasure of just going for a bike ride!