Continental ContiWinterContact TS 850P is a winter tyre made in total of 114 sizes, ranging from R16 to R16 - 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 30mm narrower than the widest one (275). 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, there is only one possible speed index for Continental ContiWinterContact TS 850P - "W", which is good for speeds up to 270 km/h. In 245/45 R20, ContiWinterContact TS 850P usually competes against EuroWinter HS01, which is a tyre from Falken with a rating of 61%, compared to 53% of the Continental in question.
