Continental WinterContact TS 870 is a winter tyre made in total of 54 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 205/45 R16 is 30mm wider than the narrowest dimension (175) and -30mm narrower than the widest one (175). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (205mm), which results in 92.25mm sidewall height. In 205/45 R16, there is only one possible speed index for Continental WinterContact TS 870 - "H", which is good for speeds up to 210 km/h. In 205/45 R16, WinterContact TS 870 usually competes against WinterContact TS 860, which is a tyre from Continental with a rating of 86%, compared to 98% of the Continental in question.