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  1. Home » Tech FAQ: Seriously, wider tires have lower rolling resistance than their narrower brethren » table illustrating that wider tires roll faster

table illustrating that wider tires roll faster

Click to enlarge. Here is what Wolf VormWalde, tire designer for Specialized, says: “’Wider is faster’ holds for clincher and tubular tires under the condition of the same air pressure. Test results (below are) from Wheel Energy in Finland. The last column shows work (Watts) to keep constant speed (40km/h) of a test drum against the resistance of a loaded (50kg) tire.”