Comparison of tire sizes 225/45 R18 and 245/40 R18
225/45R18
225
Tire width 
45
Profile height 
R18
Tire diameter 
483
RPM per km 225mm101mm660mm2073mm
225
45
18
245
40
18
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 660 | 653 | -7 (-1.1%) | ||
| Width, mm | 225 | 245 | +20 (+8.9%) | ||
| Circumference, mm | 2073 | 2052 | -21 (-1%) | ||
| Profile height, mm | 101 | 98 | -3 (-3%) | ||
| RPM per km | 483 | 487 | +4 (+0.8%) | ||
| Clearance change, mm | -4 | ||||
| Result: | The diameter differs by -1.1%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 99 |
| Difference (km/h) | -1 |
Sizes for comparison of tires 225/45 R18
R18
R17 -1
R19 +1
R16 -2
R20 +2
Sizes for comparison of tires 245/40 R18
R18
R17 -1
R19 +1
R16 -2
R20 +2
Ads by size 245/40 R18
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2Tires federal himalaya xl, 245/40/R18, Used.For sale All season tires federal himalaya xl, 245/40/R18, In stock: 4 pc., Tread depth: 6 mm., Condition: Used.
R1860 €/set08/07/2024Riga -
1Tires Vredestein Ultrac Sessanta, 245/40/R18, Used.For sale Summer tires Vredestein Ultrac Sessanta, 245/40/R18, In stock: 4 pc., Tread depth: 4 mm., Condition: Used.
R1810.00 €/pc.10/05/2019
