Comparison
315/55 R16 vs 245/60 R18
Compared to 315/55 R16, 245/60 R18 is 1.7 mm shorter and changes the speedometer reading by -0.23%.
Current Tire
315/55R16
New Tire
245/60R18
315/55 R16
245/60 R18
Ground line · scaled comparison
Excellent Fit
Within ±3% — safe for daily driving
Diameter change
-1.7 mm
-0.23%
Speedometer at 100
99.8 km/h
-0.23% error
Ground clearance
-0.8 mm
ride height delta
Sidewall change
-26.3 mm
revs/km: 423.7
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/compare/315-55-r16-vs-245-60-r18Detailed comparison
| Metric | 315/55 R16 | 245/60 R18 | Difference |
|---|---|---|---|
| Overall diameter | 752.9 mm | 751.2 mm | -1.7 mm (-0.23%) |
| Sidewall height | 173.3 mm | 147.0 mm | -26.3 mm |
| Circumference | 2.365 m | 2.360 m | -5.3 mm |
| Revs / km | 422.8 | 423.7 | +1.0 |
| Ground clearance | reference | -0.8 mm | -0.8 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 99.8 km/h | -0.23 km/h |
Verdict: excellent
Within ±3% — speedometer, ABS and traction control should behave normally.
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315/55 R16
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245/60 R18