Tyre size calculator

225
55
18

Equivalent sizes for the 225/55 R18 tyre

Sidewall height 124 mmDiameter 705 mm Circumference 2214 mmRevolutions/km 452

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
205/65 R17 -0.90 % 99.1 km/h —
HankookContinental 3 models in stockFrom CHF 152.00 Winter1 All-season2
245/55 R17 -0.47 % 99.5 km/h —
NexenHankookBridgestone 5 models in stockFrom CHF 131.00 Summer1 Winter4
225/60 R17 -0.40 % 99.6 km/h —
TracmaxHankookLaufenn 53 models in stockFrom CHF 76.90 Summer14 Winter17 All-season22
215/65 R17 +0.94 % 100.9 km/h —
TracmaxFalkenFirestone 51 models in stockFrom CHF 72.90 Summer6 Winter25 All-season20
235/60 R17 +1.30 % 101.3 km/h —
TracmaxPirelliKumho 29 models in stockFrom CHF 79.90 Summer4 Winter8 All-season17

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/50 R18 -1.77 % 98.2 km/h 7,5" – 6,5" – 7" – 8" – 8,5"
TracmaxContinentalNexen 45 models in stockFrom CHF 78.90 Summer21 Winter11 All-season13
215/55 R18 -1.55 % 98.5 km/h —
TracmaxYokohamaLandspider 41 models in stockFrom CHF 74.90 Summer13 Winter13 All-season15
245/50 R18 -0.32 % 99.7 km/h 7,5" – 7" – 8" – 8,5"
FalkenBridgestoneNexen 20 models in stockFrom CHF 133.00 Summer3 Winter12 All-season5
225/55 R18 Your size 0 % 100.0 km/h —
TracmaxKleberMaxxis 49 models in stockFrom CHF 76.90 Summer9 Winter20 All-season20
235/55 R18 +1.59 % 101.6 km/h —
YokohamaTracmaxBridgestone 55 models in stockFrom CHF 79.90 Summer16 Winter21 All-season18

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/45 R19 -1.48 % 98.5 km/h 8" – 7,5" – 8,5" – 9"
TracmaxFalkenMichelin 33 models in stockFrom CHF 84.90 Summer7 Winter13 All-season13
245/45 R19 -0.22 % 99.8 km/h 8" – 7,5" – 8,5" – 9"
TracmaxYokohamaFirestone 46 models in stockFrom CHF 87.90 Summer12 Winter23 All-season11
255/45 R19 +1.08 % 101.1 km/h 8,5" – 8" – 9" – 9,5"
TracmaxYokohamaHankook 31 models in stockFrom CHF 91.90 Summer4 Winter20 All-season7
235/50 R19 +1.84 % 101.8 km/h 7,5" – 6,5" – 7" – 8" – 8,5"
HankookTracmaxDunlop 47 models in stockFrom CHF 88.90 Summer12 Winter18 All-season17

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
215/45 R20 -0.43 % 99.6 km/h 7" – 7,5" – 8"
VredesteinSemperitUniroyal 13 models in stockFrom CHF 169.00 Summer2 Winter3 All-season8
245/40 R20 -0.07 % 99.9 km/h 8,5" – 8" – 9" – 9,5"
TracmaxPirelliHankook 42 models in stockFrom CHF 84.90 Summer20 Winter17 All-season5
255/40 R20 +1.05 % 101.1 km/h 9" – 8,5" – 9,5" – 10"
TracmaxHankookMichelin 37 models in stockFrom CHF 88.90 Summer12 Winter13 All-season12

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
255/35 R21 +1.05 % 101.1 km/h 9" – 8,5" – 9,5" – 10"
BridgestoneYokohamaNexen 13 models in stockFrom CHF 206.00 Summer1 Winter10 All-season2

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/30 R22 -0.68 % 99.3 km/h 8,5" —
245/30 R22 +0.18 % 100.2 km/h 8,5" – 8" – 9" —
255/30 R22 +1.01 % 101.0 km/h 9" – 8,5" – 9,5" —

Sizes equivalent to 225/55 R18:

205/65 R17245/55 R17225/60 R17215/65 R17235/60 R17235/50 R18215/55 R18245/50 R18235/55 R18235/45 R19245/45 R19255/45 R19235/50 R19215/45 R20245/40 R20255/40 R20255/35 R21235/30 R22245/30 R22255/30 R22

225/55 R18 tyres in stock

View all 49 225/55 R18 tyres ›
Tracmax X Privilo S330Winter tyresTracmaxX Privilo S330 102VFrom CHF 76.90Kleber Krisalp HP3Winter tyresKleberKrisalp HP3 98HFrom CHF 140.00Maxxis Premitra All Season AP3 SUVAll-Season TyresMaxxisPremitra All Season AP3 SUV 102VFrom CHF 117.00Landspider Snowtraxx H/PWinter tyresLandspiderSnowtraxx H/P 102VFrom CHF 81.90
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This information is provided for guidance only and does not engage Rupteur's liability in any way.