Question: which road bike tyres should i buy?
Answer: Specialized Turbo Cotton. The best blend of straight line speed and cornering grip. ... 
Schwalbe Pro One. A grippy, super-fast tubeless tyre geared for competition use. ... 
Pirelli P Zero Velo 4S. ... 
Continental GP5000. ... 
Vittoria Corsa. ... 
Specialized Turbo RapidAir. ... 
Challenge Strada. ... 
Vittoria Rubino.