Comparison
165/70 R14 vs 155/80 R13
Compared to 165/70 R14, 155/80 R13 is 8.4 mm shorter and changes the speedometer reading by -1.43%.
Current Tire
165/70R14
New Tire
155/80R13
165/70 R14
155/80 R13
Ground line · scaled comparison
Excellent Fit
Within ±3% — safe for daily driving
Diameter change
-8.4 mm
-1.43%
Speedometer at 100
98.6 km/h
-1.43% error
Ground clearance
-4.2 mm
ride height delta
Sidewall change
+8.5 mm
revs/km: 550.5
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/compare/165-70-r14-vs-155-80-r13Detailed comparison
| Metric | 165/70 R14 | 155/80 R13 | Difference |
|---|---|---|---|
| Overall diameter | 586.6 mm | 578.2 mm | -8.4 mm (-1.43%) |
| Sidewall height | 115.5 mm | 124.0 mm | +8.5 mm |
| Circumference | 1.843 m | 1.816 m | -26.4 mm |
| Revs / km | 542.6 | 550.5 | +7.9 |
| Ground clearance | reference | -4.2 mm | -4.2 mm |
| Speedometer @ 100 km/h | 100.0 km/h | 98.6 km/h | -1.43 km/h |
Verdict: excellent
Within ±3% — speedometer, ABS and traction control should behave normally.
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165/70 R14
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155/80 R13