Comparison of tire sizes 195/60 R14 and 155/60 R15
195/60R14
195
Tire width 
60
Profile height 
R14
Tire diameter 
540
RPM per km 195mm117mm590mm1852mm
195
60
14
155
60
15
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 590 | 567 | -23 (-3.9%) | ||
| Width, mm | 195 | 155 | -40 (-20.5%) | ||
| Circumference, mm | 1852 | 1781 | -71 (-3.8%) | ||
| Profile height, mm | 117 | 93 | -24 (-20.5%) | ||
| RPM per km | 540 | 561 | +21 (+3.9%) | ||
| Clearance change, mm | -12 | ||||
| Result: | The diameter differs by -3.9%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 96.2 |
| Difference (km/h) | -3.8 |
Sizes for comparison of tires 195/60 R14
R14
R13 -1
R15 +1
R16 +2
Sizes for comparison of tires 155/60 R15
R15
R14 -1
R16 +1
R13 -2
