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225/45 R18 vs 245/40 R18 tyre size

What is the difference between 225/45 r18 and 245/40 r18 tyre size?

225/45 r18 and 245/40 r18 Data for 225/45-18 Data for 245/40-18 225 45 r18 anstatt 245 40 r18
Diameter 659.7 653.2 -6.5 / -1%
Width inches 225 245 20 / 8.9%
Circum. inches 2072.51 2052.09 -20.42 / -1%
Sidewall Height 101.25 98 -3.25 / -3.2%
Revolutions per km 482.51 487.31 4.8 / 1%

How much bigger is one type of tyre and can I use 225/45 r18 instead of 245/40 r18?

Speed on the speedometer Actual speed
32.19 km/h 31.87 km/h
40.23 km/h 39.84 km/h
48.28 km/h 47.8 km/h
56.33 km/h 55.77 km/h
64.37 km/h 63.74 km/h
72.42 km/h 71.71 km/h
80.47 km/h 79.67 km/h
88.51 km/h 87.64 km/h
96.56 km/h 95.61 km/h
104.61 km/h 103.58 km/h
112.65 km/h 111.54 km/h
120.7 km/h 119.51 km/h
128.75 km/h 127.48 km/h
136.79 km/h 135.45 km/h
144.84 km/h 143.41 km/h
152.89 km/h 151.38 km/h
160.93 km/h 159.35 km/h
Manufacturers
500 items
Minerva F205 225/45 R18 95Y XL Summer tyres
EAN: 5420068695225 MPN: MV874
Reviews - 3
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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
£ 73,13
Price per item

price incl. 20% VAT

free delivery

Imperial Snowdragon 3 225/45 R18 95V XL Winter tyres
EAN: 5420068621934 MPN: IN84
Submit a review
  • 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 45 R18
  • Load index: 95 = to 690 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
£ 73,13
Price per item

price incl. 20% VAT

free delivery

HI FLY HF805 225/45 R18 95W XL Summer tyres
EAN: 6953913102160 MPN: HF-UHP82
Reviews - 4
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) C
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 kg
  • Speed rating: W = to 270 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
£ 73,97
Price per item

price incl. 20% VAT

free delivery

Superia Bluewin UHP 2 225/45 R18 95V XL Winter tyres
EAN: 5420068618910 MPN: SV018910
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) C
  • Noise emission level B ) 70dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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
£ 75,32
Price per item

price incl. 20% VAT

free delivery

Minerva FROSTRACK UHP XL M+ 245/40 R18 97V XL Winter tyres
EAN: 5420068696390 MPN: MW397
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: 245 40 R18
  • Load index: 97 = to 730 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
£ 75,52
Price per item

price incl. 20% VAT

free delivery

Fortuna Ecoplus UHP 225/45 R18 95W XL Summer tyres
EAN: 5420068644148 MPN: FO698
Reviews - 5
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 70dB
  • Season: Summer tyres
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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
£ 75,98
Price per item

price incl. 20% VAT

free delivery

Minerva F205 XL TL 245/40 R18 97Y XL Summer tyres
EAN: 5420068695294 MPN: MV881
Reviews - 10
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 245 40 R18
  • Load index: 97 = to 730 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
£ 76,41
Price per item

price incl. 20% VAT

free delivery

Minerva AS Master 245/40 R18 97Y XL All season tyres
EAN: 5420068698233 MPN: MF286
Reviews - 20
  • 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: 245 40 R18
  • Load index: 97 = to 730 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
£ 77,91
Price per item

price incl. 20% VAT

free delivery

Tristar All Season Power 245/40 R18 97Y All season tyres
EAN: 5420068667802 MPN: TF286
Reviews - 15
  • 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: 245 40 R18
  • Load index: 97 = to 730 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
£ 77,91
Price per item

price incl. 20% VAT

free delivery

Superia Bluewin UHP 245/40 R18 97V XL Winter tyres
EAN: 5420068638802 MPN: SV038802
Submit a review
  • 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: 245 40 R18
  • Load index: 97 = to 730 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
£ 77,92
Price per item

price incl. 20% VAT

free delivery

Fortuna Gowin UHP 245/40 R18 97V Winter tyres
EAN: 5420068639496 MPN: FP039496
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: 245 40 R18
  • Load index: 97 = to 730 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
£ 77,92
Price per item

price incl. 20% VAT

free delivery

APlus A610 XL 245/40 R18 97Y XL Summer tyres
EAN: 6924064130296 MPN: 7AP2430H1
Reviews - 3
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 71dB
  • Season: Summer tyres
  • Tyre size: 245 40 R18
  • Load index: 97 = to 730 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
£ 77,99
Price per item

price incl. 20% VAT

free delivery

Gripmax Status Allclimate 225/45 R18 95W XL All season tyres
EAN: 6969999054682 MPN: GR2254518WSTACXL
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: 225 45 R18
  • Load index: 95 = to 690 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
£ 79,14
Price per item

price incl. 20% VAT

free delivery

APlus A702 XL 225/45 R18 95V XL Winter tyres
EAN: 6924064128804 MPN: 2AP2384H1
Reviews - 3
  • 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 45 R18
  • Load index: 95 = to 690 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
£ 79,41
Price per item

price incl. 20% VAT

free delivery

Gripmax SUREGRIP PRO SPORT XL 225/45 R18 95Y XL Summer tyres
EAN: 8859291437895 MPN: 221022429
Reviews - 2
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) A
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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
£ 79,83
Price per item

price incl. 20% VAT

free delivery

Minerva ALL SEASON MASTER XL 225/45 R18 95W XL All season tyres
EAN: 5420068698165 MPN: MF279
Reviews - 3
  • 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 45 R18
  • Load index: 95 = to 690 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
£ 80,29
Price per item

price incl. 20% VAT

free delivery

Debica Presto UHP 2 225/45 R18 95Y XL Summer tyres
EAN: 4038526395290 MPN: 594170
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) B
  • Noise emission level B ) 70dB
  • Season: Summer tyres
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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)
£ 81,87
Price per item

price incl. 20% VAT

free delivery

Gripmax SUREGRIP PRO SPORT XL 245/40 R18 97Y XL Summer tyres
EAN: 8859291437987 MPN: 221022440
Reviews - 2
  • Rolling resistance coefficient ) D
  • The best grip of tyre ) A
  • Noise emission level B ) 72dB
  • Season: Summer tyres
  • Tyre size: 245 40 R18
  • Load index: 97 = to 730 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
£ 82,99
Price per item

price incl. 20% VAT

free delivery

Sava ESKIMO HP 2 XL FP M+S 3PMSF TL 225/45 R18 95V XL Winter tyres
EAN: 4038526101167 MPN: 583721
Submit a review
  • Rolling resistance coefficient ) C
  • The best grip of tyre ) D
  • Noise emission level B ) 72dB
  • Winter
  • Season: Winter tyres
  • Alpine Symbol (3PMSF): Yes
  • Tyre size: 225 45 R18
  • Load index: 95 = to 690 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
£ 83,63
Price per item

price incl. 20% VAT

free delivery

Gripmax Status PRO W 245/40 R18 97V XL Winter tyres
EAN: 6996779054426 MPN: GRM2454018VSPWXL
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: 245 40 R18
  • Load index: 97 = to 730 kg
  • Speed rating: V = to 240 km/h
  • Extra Load / Reinforced: XL
  • Type: Passenger car
  • Rim protection No
Details
Free delivery on this item
In stock
£ 84,02
Price per item

price incl. 20% VAT

free delivery

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