Hankook K125 Ventus Prime3 is a summer tyre made in total of 36 sizes, ranging from R15 to R15 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 205/55 R16 is 20mm wider than the narrowest dimension (185) and 40mm narrower than the widest one (245). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (205mm), which results in 112.75mm sidewall height. In 205/55 R16, there are 2 possible speed indexes for Hankook K125 Ventus Prime3 - "H","V", which are good for speeds up to 210, 240 km/h. In 205/55 R16, K125 Ventus Prime3 usually competes against Blizzak LM-005, which is a tyre from Bridgestone with a rating of 87%, compared to 0% of the Hankook in question.