GT RADIAL ClimateActive is a allround tyre made in total of 59 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/45 R18 is 60mm wider than the narrowest dimension (165) and 60mm narrower than the widest one (285). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (225mm), which results in 101.25mm sidewall height. In
225/45 R18, RADIAL ClimateActive usually competes against
Cinturato All Season SF2, which is a tyre from
Pirelli with a rating of 83%, compared to 83% of the
GT in question.