Comparison
205/55 R16 vs 215/40 R17
Compared to 205/55 R16, 215/40 R17 is 28.1 mm shorter and changes the speedometer reading by -4.45%.
Current Tire
205/55R16
New Tire
215/40R17
205/55 R16
215/40 R17
Ground line · scaled comparison
Slight Difference
Within ±5% — usable, recalibration recommended
Diameter change
-28.1 mm
-4.45%
Speedometer at 100
95.6 km/h
-4.45% error
Ground clearance
-14.1 mm
ride height delta
Sidewall change
-26.8 mm
revs/km: 527.2
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/compare/205-55-r16-vs-215-40-r17Detailed comparison
| Metric | 205/55 R16 | 215/40 R17 | Difference |
|---|---|---|---|
| Overall diameter | 631.9 mm | 603.8 mm | -28.1 mm (-4.45%) |
| Sidewall height | 112.8 mm | 86.0 mm | -26.8 mm |
| Circumference | 1.985 m | 1.897 m | -88.3 mm |
| Revs / km | 503.7 | 527.2 | +23.4 |
| Ground clearance | reference | -14.1 mm | -14.1 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 95.6 km/h | -4.45 km/h |
Verdict: warning
Between 3% and 5% — noticeable speedometer drift; recalibration may be advisable.
Back to
205/55 R16
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215/40 R17