Toyo Open Country A/T III is a allround tyre made in total of 29 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 285/50 R20 is 70mm wider than the narrowest dimension (215) and 0mm narrower than the widest one (285). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (285mm), which results in 142.5mm sidewall height. In
285/50 R20, Open Country A/T III usually competes against
Premitra AS AP3, which is a tyre from
Maxxis with a rating of 75%, compared to 5% of the
Toyo in question.
