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235/45 R18 vs 235/55 R18 tyre size

What is the difference between 235/45 R18 and 235/55 R18 tyre size?

235/45 R18 and 235/55 R18 Data for 235/45-18 Data for 235/55-18 235 45 R18 anstatt 235 55 R18
Diameter 668.7 715.7 47 / 7%
Width inches 235 235 0 / 0%
Circum. inches 2100.78 2248.44 147.65 / 7%
Sidewall Height 105.75 129.25 23.5 / 22.2%
Revolutions per km 476.01 444.75 -31.26 / -6.6%

How much bigger is one type of tyre and can I use 235/45 R18 instead of 235/55 R18?

Speed on the speedometer Actual speed
32.19 km/h 34.45 km/h
40.23 km/h 43.06 km/h
48.28 km/h 51.67 km/h
56.33 km/h 60.29 km/h
64.37 km/h 68.9 km/h
72.42 km/h 77.51 km/h
80.47 km/h 86.12 km/h
88.51 km/h 94.74 km/h
96.56 km/h 103.35 km/h
104.61 km/h 111.96 km/h
112.65 km/h 120.57 km/h
120.7 km/h 129.18 km/h
128.75 km/h 137.8 km/h
136.79 km/h 146.41 km/h
144.84 km/h 155.02 km/h
152.89 km/h 163.63 km/h
160.93 km/h 172.25 km/h
Manufacturers
500 items
Milever Sport Pro MA352 235/45 R18 98W Summer tyres
EAN: 6976540111237 MPN: 1105127
Submit a review
  • Rolling resistance coefficient ) B
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: W = to 270 km/h
  • Type: Passenger car
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock
£ 49,50
Price per item

price incl. 20% VAT

free delivery

Star Performer Solar - 4S 235/45 R18 98W All season tyres
EAN: 6959956803347 MPN: 221034993
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: W = to 270 km/h
  • M+S: Yes
  • Type: Passenger car
  • Rim protection No
Details
Free delivery on this item
In stock (Item(s) left: 6)
£ 53,98
Price per item

price incl. 20% VAT

free delivery

Star Performer Stratos UHP 235/45 R18 98V XL Winter tyres
EAN: 6959956787357 MPN: 221031622
Reviews - 1
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Rim protection No
Details
Free delivery on this item
In stock (Item(s) left: 8)
£ 60,71
Price per item

price incl. 20% VAT

free delivery

Sunny Wintermax NW211 235/45 R18 98V XL Winter tyres
EAN: 6950306306945 MPN: 0694
Reviews - 2
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • Rim protection: Yes
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
Details
Free delivery on this item
In stock (Item(s) left: 7)
£ 68,52
Price per item

price incl. 20% VAT

free delivery

Milever All Season Versat MC545 235/55 R18 104V All season tyres
EAN: 6950306349829 MPN: 1106437
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 70dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 55 R18
  • Load index: 104 = to 900 kg
  • Speed rating: V = to 240 km/h
  • M+S: Yes
  • Type: Passenger car
  • Rim protection No
Details
Free delivery on this item
In stock
£ 68,67
Price per item

price incl. 20% VAT

free delivery

Star Performer Quasar 235/55 R18 104V XL SUV summer tyres
EAN: 6959956793426 MPN: 221032388
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 235 55 R18
  • Load index: 104 = to 900 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: 4x4 tyres
  • C-type No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 70,58
Price per item

price incl. 20% VAT

free delivery

Milever Range Tour Plus MU069 235/55 R18 100V SUV summer tyres
EAN: 6976540112852 MPN: 1103308
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 69dB
  • Season: Summer tyres
  • Tyre size: 235 55 R18
  • Load index: 100 = to 800 kg
  • Speed rating: V = to 240 km/h
  • Type: 4x4 tyres
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock
£ 71,64
Price per item

price incl. 20% VAT

free delivery

Nokian POWERPROOF 1 XL FP TL 235/45 R18 98Y XL Summer tyres
EAN: 6419440599847 MPN: T433255
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) A
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: Y = to 300 km/h
  • Extra Load / Reinforced: XL
  • Rim protection: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • M+S: No
Details
Free delivery on this item
In stock (Item(s) left: 4)
£ 72,19
Price per item

price incl. 20% VAT

free delivery

Minerva F205 XL TL 235/45 R18 98Y XL Summer tyres
EAN: 5420068696857 MPN: MV985
Reviews - 3
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: Y = to 300 km/h
  • Extra Load / Reinforced: XL
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock
£ 72,95
Price per item

price incl. 20% VAT

free delivery

APlus A702 XL 235/45 R18 98V XL Winter tyres
EAN: 6924064128811 MPN: 2AP2385H1
Reviews - 4
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 73,81
Price per item

price incl. 20% VAT

free delivery

Imperial Snowdragon 3 235/45 R18 98V XL Winter tyres
EAN: 5420068624096 MPN: IN223
Reviews - 4
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 75,33
Price per item

price incl. 20% VAT

free delivery

HI FLY HF805 235/45 R18 98W XL Summer tyres
EAN: 6953913102207 MPN: HF-UHP83
Reviews - 1
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: W = to 270 km/h
  • Extra Load / Reinforced: XL
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock
£ 75,45
Price per item

price incl. 20% VAT

free delivery

Minerva S210 235/45 R18 98V XL Winter tyres
EAN: 5420068608454 MPN: MW315
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 75,93
Price per item

price incl. 20% VAT

free delivery

Fortuna WINTER SUV XL M+S 3 235/55 R18 104H 4x4 winter tyres
EAN: 5420068645947 MPN: FP568
Reviews - 2
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 69dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 55 R18
  • Load index: 104 = to 900 kg
  • Speed rating: H = to 210 km/h
  • M+S: Yes
  • Type: 4x4 tyres
  • C-type No
  • Run-Flat Tyres No
  • Extra Load / Reinforced No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 75,93
Price per item

price incl. 20% VAT

free delivery

APlus A610 XL 235/45 R18 98Y XL Summer tyres
EAN: 6924064130265 MPN: 7AP2426H1
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: Y = to 300 km/h
  • Extra Load / Reinforced: XL
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock
£ 76,27
Price per item

price incl. 20% VAT

free delivery

Atlas Sport Green SUV 2 235/55 R18 104V XL SUV summer tyres
EAN: 5420068655267 MPN: AT288
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 70dB
  • Season: Summer tyres
  • Tyre size: 235 55 R18
  • Load index: 104 = to 900 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • Type: 4x4 tyres
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock (Item(s) left: 9)
£ 76,52
Price per item

price incl. 20% VAT

free delivery

Debica Presto 235/55 R18 100V SUV summer tyres
EAN: 4038526409386 MPN: 595520
Submit a review
  • Rolling resistance coefficient ) B
  • The best grip of tyre ) B
  • Noise emission level B ) 69dB
  • Season: Summer tyres
  • Tyre size: 235 55 R18
  • Load index: 100 = to 800 kg
  • Speed rating: V = to 240 km/h
  • Type: 4x4 tyres
  • Rim protection No
  • M+S: No
Details
Free delivery on this item
In stock (Item(s) left: 7)
£ 76,69
Price per item

price incl. 20% VAT

free delivery

Goodride IceMaster Spike Z-506 235/45 R18 98T XL Winter tyres
EAN: 6938112625184 MPN: 03010483301K4E770201
Reviews - 3
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: T = to 190 km/h
  • Spikes: studded
  • Extra Load / Reinforced: XL
  • Rim protection: Yes
  • M+S: Yes
  • Type: Passenger car
  • Run-Flat Tyres No
Details
Free delivery on this item
In stock
£ 77,27
Price per item

price incl. 20% VAT

free delivery

Atlas Polarbear SUV 235/55 R18 104H XL 4x4 winter tyres
EAN: 5420068656264 MPN: AX294
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 69dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 55 R18
  • Load index: 104 = to 900 kg
  • Speed rating: H = to 210 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: 4x4 tyres
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 77,71
Price per item

price incl. 20% VAT

free delivery

APlus AS909 ALL SEASON XL 235/45 R18 98W XL All season tyres
EAN: 6924064115927 MPN: 2AP2590H1
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 235 45 R18
  • Load index: 98 = to 750 kg
  • Speed rating: W = to 270 km/h
  • Extra Load / Reinforced: XL
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Rim protection No
Details
Free delivery on this item
In stock
£ 77,86
Price per item

price incl. 20% VAT

free delivery

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