Tyre size calculator

245
40
18

Equivalent sizes for the 245/40 R18 tyre

Sidewall height 98 mmDiameter 653 mm Circumference 2052 mmRevolutions/km 487

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

17″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/45 R17 -1.52 % 98.5 km/h 8" – 7,5" – 8,5" – 9"
TracmaxLaufennKleber 43 models in stockFrom CHF 69.90 Summer14 Winter12 All-season17
265/40 R17 -1.44 % 98.6 km/h 9,5" – 9" – 10" – 10,5" —
215/50 R17 -1.01 % 99.0 km/h 7" – 6" – 6,5" – 7,5"
TracmaxHankookDunlop 50 models in stockFrom CHF 69.90 Summer17 Winter15 All-season18
275/40 R17 -0.23 % 99.8 km/h 9,5" – 9" – 10" – 10,5" – 11" —
245/45 R17 -0.16 % 99.8 km/h 8" – 7,5" – 8,5" – 9"
TracmaxDunlopBridgestone 30 models in stockFrom CHF 71.90 Summer6 Winter13 All-season11
225/50 R17 +0.54 % 100.5 km/h 7" – 6" – 6,5" – 7,5" – 8"
YokohamaContinentalTracmax 92 models in stockFrom CHF 72.90 Summer34 Winter36 All-season22
255/45 R17 +1.24 % 101.2 km/h 8,5" – 8" – 9" – 9,5"
Continental 1 model in stockFrom CHF 321.00 Winter1

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
265/35 R18 -1.63 % 98.4 km/h 9,5" – 9" – 10" – 10,5"
MaxxisLaufennHankook 14 models in stockFrom CHF 127.00 Summer9 Winter4 All-season1
235/40 R18 -1.24 % 98.8 km/h 8,5" – 8" – 9" – 9,5"
TracmaxUniroyalYokohama 49 models in stockFrom CHF 69.90 Summer15 Winter18 All-season16
275/35 R18 -0.54 % 99.5 km/h 9,5" – 9" – 10" – 10,5" – 11"
PirelliNexenHankook 3 models in stockFrom CHF 148.00 Summer3
215/45 R18 -0.39 % 99.6 km/h 7" – 7,5" – 8"
TracmaxKumhoUniroyal 31 models in stockFrom CHF 68.90 Summer11 Winter8 All-season12
245/40 R18 Your size 0 % 100.0 km/h 8,5" – 8" – 9" – 9,5"
TracmaxHankookContinental 56 models in stockFrom CHF 74.90 Summer17 Winter20 All-season19
225/45 R18 +0.97 % 101.0 km/h 7,5" – 7" – 8" – 8,5"
TracmaxPirelliHankook 65 models in stockFrom CHF 71.90 Summer19 Winter27 All-season19
255/40 R18 +1.21 % 101.2 km/h 9" – 8,5" – 9,5" – 10"
ContinentalTracmaxHankook 26 models in stockFrom CHF 78.90 Summer11 Winter11 All-season4

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
265/30 R19 -1.79 % 98.2 km/h 9,5" – 9" – 10"
HankookGoodyear 2 models in stockFrom CHF 172.00 Summer2
235/35 R19 -0.93 % 99.1 km/h 8,5" – 8" – 9" – 9,5"
TracmaxPirelliBridgestone 39 models in stockFrom CHF 75.90 Summer14 Winter12 All-season13
275/30 R19 -0.86 % 99.1 km/h 9,5" – 9" – 10"
NexenHankookBridgestone 4 models in stockFrom CHF 137.00 Summer4
245/35 R19 +0.12 % 100.1 km/h 8,5" – 8" – 9" – 9,5"
TracmaxLandspiderHankook 34 models in stockFrom CHF 72.90 Summer12 Winter11 All-season11
255/35 R19 +1.21 % 101.2 km/h 9" – 8,5" – 9,5" – 10"
TracmaxPirelliKleber 43 models in stockFrom CHF 81.90 Summer9 Winter17 All-season17
225/40 R19 +1.44 % 101.4 km/h 8" – 7,5" – 8,5" – 9"
TracmaxKleberPirelli 40 models in stockFrom CHF 76.90 Summer16 Winter16 All-season8

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
265/25 R20 -1.94 % 98.1 km/h — —
225/30 R20 -1.59 % 98.4 km/h 8" —
235/30 R20 -0.66 % 99.3 km/h 8,5"
KumhoFalkenGoodyear 4 models in stockFrom CHF 162.00 Summer4
245/30 R20 +0.27 % 100.3 km/h 8,5" – 8" – 9"
NexenLandspiderFirestone 9 models in stockFrom CHF 76.90 Summer6 Winter3
255/30 R20 +1.17 % 101.2 km/h 9" – 8,5" – 9,5"
YokohamaFalkenContinental 10 models in stockFrom CHF 78.90 Summer8 Winter2
225/35 R20 +1.87 % 101.9 km/h 8" – 7,5" – 8,5" – 9"
ContinentalHankookUniroyal 6 models in stockFrom CHF 159.00 Summer5 Winter1

Sizes equivalent to 245/40 R18:

235/45 R17265/40 R17215/50 R17275/40 R17245/45 R17225/50 R17255/45 R17265/35 R18235/40 R18275/35 R18215/45 R18225/45 R18255/40 R18265/30 R19235/35 R19275/30 R19245/35 R19255/35 R19225/40 R19265/25 R20225/30 R20235/30 R20245/30 R20255/30 R20

245/40 R18 tyres in stock

View all 56 245/40 R18 tyres ›
Tracmax Ice-Plus S210Winter tyresTracmaxIce-Plus S210 97VFrom CHF 74.90Hankook Winter icept evo3 W330Winter tyresHankookWinter icept evo3 W330 97VFrom CHF 137.00Continental WinterContact TS 870PWinter tyresContinentalWinterContact TS 870P 97VFrom CHF 183.00Kumho Solus 4S HA32All-Season TyresKumhoSolus 4S HA32 97YFrom CHF 105.00
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This information is provided for guidance only and does not engage Rupteur's liability in any way.