Semperit Speed-Grip 5 is a winter tyre made in total of 93 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 185/55 R15 is 20mm wider than the narrowest dimension (165) and 90mm narrower than the widest one (275). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (185mm), which results in 101.75mm sidewall height. In
185/55 R15, Speed-Grip 5 usually competes against
Polaris 6, which is a tyre from
Barum with a rating of 83%, compared to 78% of the
Semperit in question.
Winter
