Tyre size calculator

285
50
18

Equivalent sizes for the 285/50 R18 tyre

Sidewall height 143 mmDiameter 742 mm Circumference 2332 mmRevolutions/km 429

Approved rim widths according to ETRTO: 9" – 8" – 8,5" – 9,5" – 10"

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
275/55 R17 -1.06 % 98.9 km/h —
HankookBridgestoneVredestein 5 models in stockFrom CHF 153.00 Summer3 Winter1 All-season1
255/60 R17 -0.58 % 99.4 km/h —
TracmaxNexenKumho 6 models in stockFrom CHF 87.90 Winter5 All-season1

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/55 R18 -0.62 % 99.4 km/h —
TracmaxYokohamaFirestone 39 models in stockFrom CHF 88.90 Summer8 Winter15 All-season16
285/50 R18 Your size 0 % 100.0 km/h 9" – 8" – 8,5" – 9,5" – 10" —

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/45 R19 -1.64 % 98.4 km/h 9" – 8,5" – 9,5" – 10" – 10,5"
TracmaxHankookUniroyal 15 models in stockFrom CHF 97.90 Summer9 Winter6
255/50 R19 -0.62 % 99.4 km/h 8" – 7" – 7,5" – 8,5" – 9"
TracmaxFirestoneContinental 43 models in stockFrom CHF 97.90 Summer4 Winter23 All-season16
285/45 R19 -0.41 % 99.6 km/h 9,5" – 9" – 10" – 10,5"
AtturoKumhoNexen 12 models in stockFrom CHF 120.00 Summer5 Winter7
265/50 R19 +0.72 % 100.7 km/h 8,5" – 7,5" – 8" – 9" – 9,5"
BridgestoneKumhoNexen 29 models in stockFrom CHF 140.00 Summer8 Winter13 All-season8

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/40 R20 -1.92 % 98.1 km/h 9,5" – 9" – 10" – 10,5" – 11"
HankookTracmaxKumho 38 models in stockFrom CHF 101.00 Summer9 Winter17 All-season12
315/35 R20 -1.85 % 98.2 km/h 11" – 10,5" – 11,5" – 12" – 12,5"
NexenHankookKumho 15 models in stockFrom CHF 110.00 Summer4 Winter8 All-season3
255/45 R20 -0.62 % 99.4 km/h 8,5" – 8" – 9" – 9,5"
TracmaxYokohamaKumho 33 models in stockFrom CHF 87.90 Summer14 Winter6 All-season13
295/40 R20 +0.24 % 100.2 km/h 10,5" – 10" – 11" – 11,5"
PirelliMichelinNexen 18 models in stockFrom CHF 164.00 Summer9 Winter9
265/45 R20 +0.58 % 100.6 km/h 9" – 8,5" – 9,5" – 10"
PirelliVredesteinTracmax 27 models in stockFrom CHF 95.90 Summer10 Winter9 All-season8
275/45 R20 +1.78 % 101.8 km/h 9" – 8,5" – 9,5" – 10" – 10,5"
TracmaxLaufennKumho 39 models in stockFrom CHF 98.90 Summer11 Winter19 All-season9

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
285/35 R21 -1.27 % 98.7 km/h 10" – 9,5" – 10,5" – 11"
HankookContinentalNexen 13 models in stockFrom CHF 235.00 Summer8 Winter5
255/40 R21 -0.65 % 99.4 km/h 9" – 8,5" – 9,5" – 10"
KleberHankookUniroyal 8 models in stockFrom CHF 215.00 Summer2 Winter6
295/35 R21 -0.31 % 99.7 km/h 10,5" – 10" – 11" – 11,5"
TracmaxPirelliMichelin 23 models in stockFrom CHF 120.00 Summer7 Winter12 All-season4
265/40 R21 +0.44 % 100.4 km/h 9,5" – 9" – 10" – 10,5"
VredesteinHankookPirelli 21 models in stockFrom CHF 202.00 Summer9 Winter8 All-season4

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
295/30 R22 -0.86 % 99.1 km/h 10,5" – 10" – 11"
VredesteinHankook 2 models in stockFrom CHF 305.00 Winter2
265/35 R22 +0.27 % 100.3 km/h 9,5" – 9" – 10" – 10,5"
BridgestoneVredesteinHankook 6 models in stockFrom CHF 267.00 Summer1 Winter5
275/35 R22 +1.23 % 101.2 km/h 9,5" – 9" – 10" – 10,5" – 11"
KleberVredesteinContinental 7 models in stockFrom CHF 218.00 Summer3 Winter4

Sizes equivalent to 285/50 R18:

275/55 R17255/60 R17255/55 R18275/45 R19255/50 R19285/45 R19265/50 R19275/40 R20315/35 R20255/45 R20295/40 R20265/45 R20275/45 R20285/35 R21255/40 R21295/35 R21265/40 R21295/30 R22265/35 R22275/35 R22

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