Vredestein Ultrac Pro is a summer tyre made in total of 87 sizes, ranging from R18 to R18 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 245/45 R20 is 40mm wider than the narrowest dimension (205) and 50mm narrower than the widest one (295). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (245mm), which results in 110.25mm sidewall height. In
245/45 R20, Ultrac Pro usually competes against
Proxes Sport 2, which is a tyre from
Toyo with a rating of 64%, compared to 78% of the
Vredestein in question.