Tyre size calculator

Equivalent sizes for the 275/60 R15 tyre

Sidewall height 165 mmDiameter 711 mm Circumference 2234 mmRevolutions/km 448

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

15″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/60 R15 Your size 0 % 100.0 km/h — —

17″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
245/55 R17 -1.36 % 98.6 km/h —

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
245/50 R18 -1.21 % 98.8 km/h 7,5" – 7" – 8" – 8,5"
275/45 R18 -0.89 % 99.1 km/h 9" – 8,5" – 9,5" – 10" – 10,5"

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/40 R19 -1.18 % 98.8 km/h 9,5" – 9" – 10" – 10,5" – 11"
245/45 R19 -1.11 % 98.9 km/h 8" – 7,5" – 8,5" – 9"
285/40 R19 -0.04 % 100.0 km/h 10" – 9,5" – 10,5" – 11"
255/45 R19 +0.18 % 100.2 km/h 8,5" – 8" – 9" – 9,5"
295/40 R19 +1.07 % 101.1 km/h 10,5" – 10" – 11" – 11,5"
265/45 R19 +1.43 % 101.4 km/h 9" – 8,5" – 9,5" – 10"

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/35 R20 -1.46 % 98.5 km/h 9,5" – 9" – 10" – 10,5" – 11"
245/40 R20 -0.96 % 99.0 km/h 8,5" – 8" – 9" – 9,5"
285/35 R20 -0.50 % 99.5 km/h 10" – 9,5" – 10,5" – 11"
255/40 R20 +0.14 % 100.1 km/h 9" – 8,5" – 9,5" – 10"
295/35 R20 +0.50 % 100.5 km/h 10,5" – 10" – 11" – 11,5"
265/40 R20 +1.29 % 101.3 km/h 9,5" – 9" – 10" – 10,5"
305/35 R20 +1.50 % 101.5 km/h 11" – 10" – 10,5" – 11,5" – 12" —

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
295/30 R21 -0.07 % 99.9 km/h 10,5" – 10" – 11"
255/35 R21 +0.14 % 100.1 km/h 9" – 8,5" – 9,5" – 10"
265/35 R21 +1.11 % 101.1 km/h 9,5" – 9" – 10" – 10,5"

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
285/25 R22 -1.36 % 98.6 km/h 10,5" —
245/30 R22 -0.71 % 99.3 km/h 8,5" – 8" – 9" —
255/30 R22 +0.11 % 100.1 km/h 9" – 8,5" – 9,5" —
265/30 R22 +0.96 % 101.0 km/h 9,5" – 9" – 10"

Sizes equivalent to 275/60 R15:

245/55 R17245/50 R18275/45 R18275/40 R19245/45 R19285/40 R19255/45 R19295/40 R19265/45 R19275/35 R20245/40 R20285/35 R20255/40 R20295/35 R20265/40 R20305/35 R20295/30 R21255/35 R21265/35 R21285/25 R22245/30 R22255/30 R22265/30 R22

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