Tyre size calculator

Equivalent sizes for the 205/35 R18 tyre

Sidewall height 72 mmDiameter 601 mm Circumference 1887 mmRevolutions/km 530

Approved rim widths according to ETRTO: 7,5"

To be approved, a tyre's diameter may differ by no more than 2 %. The vehicle's load and speed indices must also be respected.

Tyre size equivalents

17″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
225/35 R17 -1.90 % 98.1 km/h 8" – 7,5" – 8,5" – 9" —
205/40 R17 -0.80 % 99.2 km/h 7,5" – 7" – 8"
215/40 R17 +0.51 % 100.5 km/h 7,5" – 7" – 8" – 8,5"
195/45 R17 +1.10 % 101.1 km/h 6,5" – 6" – 7" – 7,5"

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
205/35 R18 Your size 0 % 100.0 km/h 7,5" —
215/35 R18 +1.18 % 101.2 km/h 7,5" – 7" – 8" – 8,5"

Sizes equivalent to 205/35 R18:

225/35 R17205/40 R17215/40 R17195/45 R17215/35 R18

This information is provided for guidance only and does not engage Rupteur's liability in any way.