Superia Bluewin UHP 3 is a winter tyre made in total of 48 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 215/50 R18 is 40mm wider than the narrowest dimension (175) and 80mm narrower than the widest one (295). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (215mm), which results in 107.5mm sidewall height. In
215/50 R18, Bluewin UHP 3 usually competes against
Blizzak 6, which is a tyre from
Bridgestone with a rating of 92%, compared to 0% of the
Superia in question.