Falken ZIEX ZE310 Ecorun is a summer tyre made in total of 150 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 225/60 R16 is 40mm wider than the narrowest dimension (185) and 0mm narrower than the widest one (225). This tyre profile of 60 means the sidewall height of the tyre is 60% of the tyre width (225mm), which results in 135mm sidewall height. In 225/60 R16, there are 2 possible speed indexes for Falken ZIEX ZE310 Ecorun - "W","V", which are good for speeds up to 270, 240 km/h. In 225/60 R16, ZIEX ZE310 Ecorun usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 77%, compared to 85% of the Falken in question.