Nokian Snowproof 2 SUV is a winter tyre made in total of 60 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 275/45 R20 is 60mm wider than the narrowest dimension (215) and 20mm narrower than the widest one (295). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (275mm), which results in 123.75mm sidewall height. In
275/45 R20, Snowproof 2 SUV usually competes against
Ventus Prime 4, which is a tyre from
Hankook with a rating of 71%, compared to 61% of the
Nokian in question.