Tyre size calculator

285
55
18

Equivalent sizes for the 285/55 R18 tyre

Sidewall height 157 mmDiameter 771 mm Circumference 2421 mmRevolutions/km 413

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
255/65 R17 -0.96 % 99.0 km/h —
TracmaxLaufennHankook 11 models in stockFrom CHF 92.90 Summer2 Winter4 All-season5
265/65 R17 +0.73 % 100.7 km/h —
FalkenTracmaxKleber 13 models in stockFrom CHF 94.90 Summer2 Winter5 All-season6

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/60 R18 -0.96 % 99.0 km/h —
TracmaxNexenHankook 27 models in stockFrom CHF 88.90 Summer8 Winter10 All-season9
285/55 R18 Your size 0 % 100.0 km/h — —
265/60 R18 +0.59 % 100.6 km/h —
TracmaxKleberVredestein 17 models in stockFrom CHF 95.90 Summer1 Winter8 All-season8

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/50 R19 -1.68 % 98.3 km/h 8,5" – 7,5" – 8" – 9" – 9,5"
FalkenHankookPirelli 4 models in stockFrom CHF 196.00 Winter4
255/55 R19 -0.99 % 99.0 km/h —
TracmaxYokohamaVredestein 41 models in stockFrom CHF 97.90 Summer7 Winter16 All-season18
275/55 R19 +1.88 % 101.9 km/h —
TracmaxYokohamaDunlop 7 models in stockFrom CHF 111.00 Summer2 Winter4 All-season1

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
275/45 R20 -1.98 % 98.0 km/h 9" – 8,5" – 9,5" – 10" – 10,5"
TracmaxLaufennKumho 37 models in stockFrom CHF 98.90 Summer11 Winter17 All-season9
255/50 R20 -0.99 % 99.0 km/h 8" – 7" – 7,5" – 8,5" – 9"
TracmaxHankookLandspider 29 models in stockFrom CHF 105.00 Summer9 Winter14 All-season6
285/45 R20 -0.79 % 99.2 km/h 9,5" – 9" – 10" – 10,5"
PirelliKleberFalken 14 models in stockFrom CHF 207.00 Summer5 Winter6 All-season3
265/50 R20 +0.30 % 100.3 km/h 8,5" – 7,5" – 8" – 9" – 9,5"
PirelliFirestoneHankook 23 models in stockFrom CHF 162.00 Summer7 Winter9 All-season7
295/45 R20 +0.36 % 100.4 km/h 10" – 9,5" – 10,5" – 11"
HankookPirelliBridgestone 5 models in stockFrom CHF 200.00 Summer1 Winter4
275/50 R20 +1.62 % 101.6 km/h 8,5" – 7,5" – 8" – 9" – 9,5"
BridgestoneMichelinHankook 15 models in stockFrom CHF 205.00 Summer3 Winter10 All-season2

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
285/40 R21 -1.19 % 98.8 km/h 10" – 9,5" – 10,5" – 11"
PirelliKumhoYokohama 16 models in stockFrom CHF 187.00 Summer6 Winter8 All-season2
295/40 R21 -0.16 % 99.8 km/h 10,5" – 10" – 11" – 11,5"
HankookMichelinAtturo 15 models in stockFrom CHF 143.00 Summer11 Winter4
265/45 R21 +0.16 % 100.2 km/h 9" – 8,5" – 9,5" – 10"
KleberDunlopHankook 18 models in stockFrom CHF 202.00 Summer7 Winter11
275/45 R21 +1.32 % 101.3 km/h 9" – 8,5" – 9,5" – 10" – 10,5"
TracmaxNexenMaxxis 28 models in stockFrom CHF 102.00 Summer8 Winter13 All-season7

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
285/35 R22 -1.62 % 98.4 km/h 10" – 9,5" – 10,5" – 11"
BridgestoneKleberYokohama 10 models in stockFrom CHF 241.00 Summer2 Winter6 All-season2
265/40 R22 +0.03 % 100.0 km/h 9,5" – 9" – 10" – 10,5"
HankookBridgestoneMaxxis 18 models in stockFrom CHF 183.00 Summer7 Winter9 All-season2
275/40 R22 +1.05 % 101.1 km/h 9,5" – 9" – 10" – 10,5" – 11"
ContinentalKleberFirestone 18 models in stockFrom CHF 205.00 Summer9 Winter7 All-season2

Sizes equivalent to 285/55 R18:

255/65 R17265/65 R17255/60 R18265/60 R18275/50 R19255/55 R19275/55 R19275/45 R20255/50 R20285/45 R20265/50 R20295/45 R20275/50 R20285/40 R21295/40 R21265/45 R21275/45 R21285/35 R22265/40 R22275/40 R22

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