Comparison
195/55 R16 vs 205/40 R17
Compared to 195/55 R16, 205/40 R17 is 25.1 mm shorter and changes the speedometer reading by -4.04%.
Current Tire
195/55R16
New Tire
205/40R17
195/55 R16
205/40 R17
Ground line · scaled comparison
Slight Difference
Within ±5% — usable, recalibration recommended
Diameter change
-25.1 mm
-4.04%
Speedometer at 100
96.0 km/h
-4.04% error
Ground clearance
-12.6 mm
ride height delta
Sidewall change
-25.3 mm
revs/km: 534.3
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/compare/195-55-r16-vs-205-40-r17Detailed comparison
| Metric | 195/55 R16 | 205/40 R17 | Difference |
|---|---|---|---|
| Overall diameter | 620.9 mm | 595.8 mm | -25.1 mm (-4.04%) |
| Sidewall height | 107.3 mm | 82.0 mm | -25.3 mm |
| Circumference | 1.951 m | 1.872 m | -78.9 mm |
| Revs / km | 512.7 | 534.3 | +21.6 |
| Ground clearance | reference | -12.6 mm | -12.6 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 96.0 km/h | -4.04 km/h |
Verdict: warning
Between 3% and 5% — noticeable speedometer drift; recalibration may be advisable.
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195/55 R16
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205/40 R17