Comparison
205/55 R16 vs 245/35 R18
Compared to 205/55 R16, 245/35 R18 is 3.2 mm shorter and changes the speedometer reading by -0.51%.
Current Tire
205/55R16
New Tire
245/35R18
205/55 R16
245/35 R18
Ground line · scaled comparison
Excellent Fit
Within ±3% — safe for daily driving
Diameter change
-3.2 mm
-0.51%
Speedometer at 100
99.5 km/h
-0.51% error
Ground clearance
-1.6 mm
ride height delta
Sidewall change
-27.0 mm
revs/km: 506.3
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/compare/205-55-r16-vs-245-35-r18Detailed comparison
| Metric | 205/55 R16 | 245/35 R18 | Difference |
|---|---|---|---|
| Overall diameter | 631.9 mm | 628.7 mm | -3.2 mm (-0.51%) |
| Sidewall height | 112.8 mm | 85.8 mm | -27.0 mm |
| Circumference | 1.985 m | 1.975 m | -10.1 mm |
| Revs / km | 503.7 | 506.3 | +2.6 |
| Ground clearance | reference | -1.6 mm | -1.6 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 99.5 km/h | -0.51 km/h |
Verdict: excellent
Within ±3% — speedometer, ABS and traction control should behave normally.
Back to
205/55 R16
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245/35 R18