Comparison of tire sizes 195/60 R15 and 195/55 R15
195/60R15
195
Tire width 
60
Profile height 
R15
Tire diameter 
518
RPM per km 195mm117mm615mm1932mm
195
60
15
195
55
15
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 615 | 596 | -19 (-3.1%) | ||
| Width, mm | 195 | 195 | 0 (0%) | ||
| Circumference, mm | 1932 | 1871 | -61 (-3.2%) | ||
| Profile height, mm | 117 | 107 | -10 (-8.5%) | ||
| RPM per km | 518 | 535 | +17 (+3.3%) | ||
| Clearance change, mm | -10 | ||||
| Result: | The diameter differs by -3.1%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 96.8 |
| Difference (km/h) | -3.2 |
Sizes for comparison of tires 195/60 R15
R15
R14 -1
R16 +1
R13 -2
R17 +2
Sizes for comparison of tires 195/55 R15
R15
R14 -1
R16 +1
R13 -2
R17 +2