Originally Posted by
infinitemass
I tried a set of 25c and really liked the ride quality but they seemed sluggish. Is there such a thing as a fast 25c tire?
Wider tyres roll better but are, obviously, heavier and less aerodynamic. However, unless your "feel" is much more sensitive than mine, I defy you to find a 25 conti 4000 or schwalbe ultremo "sluggish".