Michelin e.Primacy is a summer tyre made in total of 111 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 175/55 R20 is 10mm wider than the narrowest dimension (165) and 50mm narrower than the widest one (225). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (175mm), which results in 96.25mm sidewall height. In
175/55 R20, e.Primacy usually competes against
Ecocontact 6, which is a tyre from
Continental with a rating of 56%, compared to 66% of the
Michelin in question.
Summer
