Bridgestone Turanza ER33 is a summer tyre made in total of 15 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/50 R18 is 20mm wider than the narrowest dimension (215) and 10mm narrower than the widest one (245). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (235mm), which results in 117.5mm sidewall height. In
235/50 R18, Turanza ER33 usually competes against
P ZERO PZ4, which is a tyre from
Pirelli with a rating of 89%, compared to 0% of the
Bridgestone in question.