Bridgestone Potenza Sport Evo is a summer tyre made in total of 92 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 245/50 R18 is 40mm wider than the narrowest dimension (205) and 50mm narrower than the widest one (295). 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, Potenza Sport Evo usually competes against
Eagle F1 Asymmetric 6, which is a tyre from
Goodyear with a rating of 93%, compared to 93% of the
Bridgestone in question.