Comparison of tire sizes 185/80 R14 and 195/80 R14
185/80R14
185
Tire width 
80
Profile height 
R14
Tire diameter 
489
RPM per km 185mm148mm652mm2047mm
185
80
14
195
80
14
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 652 | 668 | +16 (+2.5%) | ||
| Width, mm | 185 | 195 | +10 (+5.4%) | ||
| Circumference, mm | 2047 | 2097 | +50 (+2.4%) | ||
| Profile height, mm | 148 | 156 | +8 (+5.4%) | ||
| RPM per km | 489 | 477 | -12 (-2.5%) | ||
| Clearance change, mm | +8 | ||||
| Result: | The diameter differs by 2.5%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 102.4 |
| Difference (km/h) | 2.4 |
Sizes for comparison of tires 185/80 R14
R14
R15 +1
R16 +2
Sizes for comparison of tires 195/80 R14
R14
R15 +1
R16 +2