Continental EcoContact 6 255/40 R18

Continental EcoContact 6 is a summer tyre made in total of 622 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 255/40 R18 is 110mm wider than the narrowest dimension (145) and 40mm narrower than the widest one (295). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (255mm), which results in 102mm sidewall height. In 255/40 R18, EcoContact 6 usually competes against Dynaxer HP5, which is a tyre from Kleber with a rating of 64%, compared to 77% of the Continental in question.