GoodYear UltraGrip 9+ is a winter tyre made in total of 36 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 205/65 R15 is 50mm wider than the narrowest dimension (155) and 0mm narrower than the widest one (205). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (205mm), which results in 133.25mm sidewall height. In 205/65 R15, there are 2 possible speed indexes for GoodYear UltraGrip 9+ - "T","H", which are good for speeds up to 190, 210 km/h. In 205/65 R15, UltraGrip 9+ usually competes against Winter i*cept RS2 W452, which is a tyre from Hankook with a rating of 72%, compared to 79% of the GoodYear in question.