Tyre size calculator

Equivalent sizes for the 235/35 R20 tyre

Sidewall height 82 mmDiameter 673 mm Circumference 2113 mmRevolutions/km 473

Approved rim widths according to ETRTO: 8,5" – 8" – 9" – 9,5"

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

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/35 R19 -1.70 % 98.3 km/h 9" – 8,5" – 9,5" – 10"
225/40 R19 -1.47 % 98.5 km/h 8" – 7,5" – 8,5" – 9"
265/35 R19 -0.68 % 99.3 km/h 9,5" – 9" – 10" – 10,5"
235/40 R19 -0.30 % 99.7 km/h 8,5" – 8" – 9" – 9,5"
245/40 R19 +0.91 % 100.9 km/h 8,5" – 8" – 9" – 9,5"
225/45 R19 +1.85 % 101.9 km/h 7,5" – 7" – 8" – 8,5"

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/30 R20 -1.74 % 98.3 km/h 9" – 8,5" – 9,5"
225/35 R20 -1.06 % 98.9 km/h 8" – 7,5" – 8,5" – 9"
265/30 R20 -0.83 % 99.2 km/h 9,5" – 9" – 10"
235/35 R20 Your size 0 % 100.0 km/h 8,5" – 8" – 9" – 9,5"
245/35 R20 +1.02 % 101.0 km/h 8,5" – 8" – 9" – 9,5"

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
245/30 R21 +1.17 % 101.2 km/h 8,5" – 8" – 9" —

Sizes equivalent to 235/35 R20:

255/35 R19225/40 R19265/35 R19235/40 R19245/40 R19225/45 R19255/30 R20225/35 R20265/30 R20245/35 R20245/30 R21

235/35 R20 tyres in stock

View all 16 235/35 R20 tyres ›

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