Michelin Pilot Sport 5 is a summer tyre made in total of 70 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 245/50 R18 is 50mm wider than the narrowest dimension (195) and 30mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (245mm), which results in 122.5mm sidewall height. In
245/50 R18, Pilot Sport 5 usually competes against
POTENZA SPORT EVO, which is a tyre from
Bridgestone with a rating of 93%, compared to 93% of the
Michelin in question.