Hankook Winter i*cept evo2 SUV W320A is a winter tyre made in total of 59 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 255/50 R20 is 20mm wider than the narrowest dimension (235) and 40mm narrower than the widest one (295). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (255mm), which results in 127.5mm sidewall height. In
255/50 R20, Winter i*cept evo2 SUV W320A usually competes against
UltraGrip Performance SUV Gen-1, which is a tyre from
Goodyear with a rating of 0%, compared to 0% of the
Hankook in question.