Tyre size calculator

Equivalent sizes for the 235/45 R19 tyre

Sidewall height 106 mmDiameter 694 mm Circumference 2181 mmRevolutions/km 459

Approved rim widths according to ETRTO: 8" – 7,5" – 8,5" – 9"

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

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
225/50 R18 -1.72 % 98.3 km/h 7" – 6" – 6,5" – 7,5" – 8"
255/45 R18 -1.06 % 98.9 km/h 8,5" – 8" – 9" – 9,5"
235/50 R18 -0.29 % 99.7 km/h 7,5" – 6,5" – 7" – 8" – 8,5"
215/55 R18 -0.07 % 99.9 km/h —
265/45 R18 +0.22 % 100.2 km/h 9" – 8,5" – 9,5" – 10"
245/50 R18 +1.17 % 101.2 km/h 7,5" – 7" – 8" – 8,5"
225/55 R18 +1.50 % 101.5 km/h —

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
225/45 R19 -1.32 % 98.7 km/h 7,5" – 7" – 8" – 8,5"
255/40 R19 -1.10 % 98.9 km/h 9" – 8,5" – 9,5" – 10"
235/45 R19 Your size 0 % 100.0 km/h 8" – 7,5" – 8,5" – 9"
265/40 R19 +0.07 % 100.1 km/h 9,5" – 9" – 10" – 10,5"
245/45 R19 +1.28 % 101.3 km/h 8" – 7,5" – 8,5" – 9"

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/35 R20 -1.10 % 98.9 km/h 9" – 8,5" – 9,5" – 10"
265/35 R20 -0.11 % 99.9 km/h 9,5" – 9" – 10" – 10,5"
215/45 R20 +1.06 % 101.1 km/h 7" – 7,5" – 8"
245/40 R20 +1.43 % 101.4 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 -1.98 % 98.0 km/h 8,5" – 8" – 9" —
255/30 R21 -1.13 % 98.9 km/h 9" – 8,5" – 9,5"
265/30 R21 -0.26 % 99.7 km/h 9,5" – 9" – 10" —

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/30 R22 +0.80 % 100.8 km/h 8,5" —
245/30 R22 +1.68 % 101.7 km/h 8,5" – 8" – 9" —

Sizes equivalent to 235/45 R19:

225/50 R18255/45 R18235/50 R18215/55 R18265/45 R18245/50 R18225/55 R18225/45 R19255/40 R19265/40 R19245/45 R19255/35 R20265/35 R20215/45 R20245/40 R20245/30 R21255/30 R21265/30 R21235/30 R22245/30 R22

235/45 R19 tyres in stock

View all 33 235/45 R19 tyres ›

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