Dunlop SP Sport MAXX RT2 is a summer tyre made in total of 101 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (205mm), which results in 82mm sidewall height. In
205/40 R18, SP Sport MAXX RT2 usually competes against
Cinturato P7, which is a tyre from
Pirelli with a rating of 70%, compared to 69% of the
Dunlop in question.