Comparison
225/50 R18 vs 225/35 R19
Compared to 225/50 R18, 225/35 R19 is 42.1 mm shorter and changes the speedometer reading by -6.17%.
Current Tire
225/50R18
New Tire
225/35R19
225/50 R18
225/35 R19
Ground line · scaled comparison
Not Recommended
Over 5% — speedometer & ABS may misread
Diameter change
-42.1 mm
-6.17%
Speedometer at 100
93.8 km/h
-6.17% error
Ground clearance
-21.1 mm
ride height delta
Sidewall change
-33.8 mm
revs/km: 497.3
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/compare/225-50-r18-vs-225-35-r19Detailed comparison
| Metric | 225/50 R18 | 225/35 R19 | Difference |
|---|---|---|---|
| Overall diameter | 682.2 mm | 640.1 mm | -42.1 mm (-6.17%) |
| Sidewall height | 112.5 mm | 78.8 mm | -33.8 mm |
| Circumference | 2.143 m | 2.011 m | -132.3 mm |
| Revs / km | 466.6 | 497.3 | +30.7 |
| Ground clearance | reference | -21.1 mm | -21.1 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 93.8 km/h | -6.17 km/h |
Verdict: danger
Over 5% diameter difference — likely to affect speedometer accuracy, ABS calibration and gearing. Not recommended without professional review.
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225/50 R18
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225/35 R19