Comparison of tire sizes 195/55 R15 and 195/65 R14
195/55R15
195
Tire width 
55
Profile height 
R15
Tire diameter 
535
RPM per km 195mm107mm596mm1871mm
195
55
15
195
65
14
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 596 | 609 | +13 (+2.2%) | ||
| Width, mm | 195 | 195 | 0 (0%) | ||
| Circumference, mm | 1871 | 1914 | +43 (+2.3%) | ||
| Profile height, mm | 107 | 127 | +20 (+18.7%) | ||
| RPM per km | 535 | 523 | -12 (-2.2%) | ||
| Clearance change, mm | +7 | ||||
| Result: | The diameter differs by 2.2%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 102.3 |
| Difference (km/h) | 2.3 |
Sizes for comparison of tires 195/55 R15
R15
R14 -1
R16 +1
R13 -2
R17 +2
Sizes for comparison of tires 195/65 R14
R14
R13 -1
R15 +1
R16 +2
