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225/50 R18 vs 235/45 R18 tyre size

What is the difference between 225/50 R18 and 235/45 R18 tyre size?

225/50 R18 and 235/45 R18 Data for 225/50-18 Data for 235/45-18 225 50 R18 anstatt 235 45 R18
Diameter 682.2 668.7 -13.5 / -2%
Width inches 225 235 10 / 4.4%
Circum. inches 2143.19 2100.78 -42.41 / -2%
Sidewall Height 112.5 105.75 -6.75 / -6%
Revolutions per km 466.59 476.01 9.42 / 2%

How much bigger is one type of tyre and can I use 225/50 R18 instead of 235/45 R18?

Speed on the speedometer Actual speed
32.19 km/h 31.55 km/h
40.23 km/h 39.44 km/h
48.28 km/h 47.32 km/h
56.33 km/h 55.21 km/h
64.37 km/h 63.1 km/h
72.42 km/h 70.99 km/h
80.47 km/h 78.87 km/h
88.51 km/h 86.76 km/h
96.56 km/h 94.65 km/h
104.61 km/h 102.54 km/h
112.65 km/h 110.42 km/h
120.7 km/h 118.31 km/h
128.75 km/h 126.2 km/h
136.79 km/h 134.09 km/h
144.84 km/h 141.97 km/h
152.89 km/h 149.86 km/h
160.93 km/h 157.75 km/h
Manufacturers
500 items
Superia Bluewin UHP 3 235/45 R18 98V XL Winter tyres
EAN: 5420068618934 MPN: SV018934
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level A ) 68dB
  • 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
£ 78,55
Price per item

price incl. 20% VAT

free delivery

Fortuna Gowin UHP 3 235/45 R18 98V Winter tyres
EAN: 5420068639441 MPN: FP039441
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level A ) 68dB
  • 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
  • M+S: Yes
  • Type: Passenger car
  • Rim protection No
Details
Free delivery on this item
In stock
£ 78,55
Price per item

price incl. 20% VAT

free delivery

Nankang SV-3 Winter 225/50 R18 99H XL Winter tyres
EAN: 4717622055665 MPN: JY219
Reviews - 1
  • 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: 225 50 R18
  • Load index: 99 = to 775 kg
  • Speed rating: H = to 210 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
£ 78,75
Price per item

price incl. 20% VAT

free delivery

Tristar All Season Power 235/45 R18 98Y All season tyres
EAN: 5420068667741 MPN: TF280
Reviews - 8
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • 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: Y = to 300 km/h
  • Rim protection: Yes
  • M+S: Yes
  • Type: Passenger car
  • C-type No
  • Run-Flat Tyres No
  • Extra Load / Reinforced No
Details
Free delivery on this item
In stock
£ 78,88
Price per item

price incl. 20% VAT

free delivery

Atlas Green 4S 235/45 R18 98W XL All season tyres
EAN: 5420068677771 MPN: AF077771
Submit a review
  • 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 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
£ 79,19
Price per item

price incl. 20% VAT

free delivery

Fortuna Eco Plus 4S 235/45 R18 98W XL All season tyres
EAN: 5420068679119 MPN: FF079119
Reviews - 2
  • 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 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
£ 79,19
Price per item

price incl. 20% VAT

free delivery

Superia Bluewin UHP 3 225/50 R18 99V XL Winter tyres
EAN: 5420068688913 MPN: SV088913
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level A ) 68dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 79,19
Price per item

price incl. 20% VAT

free delivery

Minerva ALL SEASON MASTER XL 235/45 R18 98Y XL All season tyres
EAN: 5420068698172 MPN: MF280
Reviews - 6
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • 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: Y = to 300 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
£ 79,47
Price per item

price incl. 20% VAT

free delivery

Minerva FROSTRACK UHP XL M+ 225/50 R18 99V XL Winter tyres
EAN: 5420068697281 MPN: MW399
Reviews - 1
  • 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: 225 50 R18
  • Load index: 99 = to 775 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
£ 79,47
Price per item

price incl. 20% VAT

free delivery

Atlas Green EV 235/45 R18 98Y XL Summer tyres
EAN: 5420068637683 MPN: AT037683
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • 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
  • Type: Passenger car
  • Rim protection No
  • Run-Flat Tyres No
  • M+S: No
Details
Free delivery on this item
In stock
£ 79,83
Price per item

price incl. 20% VAT

free delivery

Atlas Sport Green 3 225/50 R18 99W XL Summer tyres
EAN: 5420068658855 MPN: AT058855
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level A ) 68dB
  • Season: Summer tyres
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 79,83
Price per item

price incl. 20% VAT

free delivery

Gripmax Status Allclimate 235/45 R18 98W XL All season tyres
EAN: 6969999054705 MPN: GR2354518WSTACXL
Reviews - 2
  • 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
  • Extra Load / Reinforced: XL
  • Type: Passenger car
  • Rim protection No
Details
Free delivery on this item
In stock
£ 80,41
Price per item

price incl. 20% VAT

free delivery

WESTLAKE SA37 Sport 225/50 R18 95W Summer tyres
EAN: 6938112605902 MPN: WE0590
Submit a review
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 225 50 R18
  • Load index: 95 = to 690 kg
  • Speed rating: W = to 270 km/h
  • M+S: Yes
  • Type: Passenger car
  • Rim protection No
  • Extra Load / Reinforced No
Details
Free delivery on this item
In stock
£ 80,48
Price per item

price incl. 20% VAT

free delivery

Atlas POLARBEAR UHP3 225/50 R18 99V XL Winter tyres
EAN: 5420068657704 MPN: AX057704
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level A ) 68dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 80,48
Price per item

price incl. 20% VAT

free delivery

APlus A610 XL 225/50 R18 99W XL Summer tyres
EAN: 6924064130234 MPN: 7AP2423H1
Reviews - 1
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 80,96
Price per item

price incl. 20% VAT

free delivery

Superia EcoBlue EV 235/45 R18 98Y XL Summer tyres
EAN: 5420068637539 MPN: SU037539
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • 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
  • Type: Passenger car
  • Rim protection No
  • Run-Flat Tyres No
  • M+S: No
Details
Free delivery on this item
In stock (Item(s) left: 4)
£ 81,13
Price per item

price incl. 20% VAT

free delivery

Tristar All Season Power 225/50 R18 99W XL All season tyres
EAN: 5420068668786 MPN: TF329
Reviews - 4
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 kg
  • Speed rating: W = to 270 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
£ 81,24
Price per item

price incl. 20% VAT

free delivery

ARIVO WINMASTER PROX ARW3 225/50 R18 99H XL Winter tyres
EAN: 6938628221825 MPN: 2EAR768F
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) D
  • Noise emission level B ) 69dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 kg
  • Speed rating: H = to 210 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: 9)
£ 82,79
Price per item

price incl. 20% VAT

free delivery

Fortuna Eco Plus 2 4S 225/50 R18 99W XL All season tyres
EAN: 5420068678990 MPN: FF078990
Reviews - 2
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level A ) 68dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 83,03
Price per item

price incl. 20% VAT

free delivery

Superia EcoBlue 2 4S 225/50 R18 99W XL All season tyres
EAN: 5420068676811 MPN: SF076811
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level A ) 68dB
  • Winter
  • Season: All-season tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 50 R18
  • Load index: 99 = to 775 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
£ 83,03
Price per item

price incl. 20% VAT

free delivery

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