Comparison of tire sizes 195/60 R14 and 195/40 R16
195/60R14
195
Tire width 
60
Profile height 
R14
Tire diameter 
540
RPM per km 195mm117mm590mm1852mm
195
60
14
195
40
16
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 590 | 562 | -28 (-4.7%) | ||
| Width, mm | 195 | 195 | 0 (0%) | ||
| Circumference, mm | 1852 | 1767 | -85 (-4.6%) | ||
| Profile height, mm | 117 | 78 | -39 (-33.3%) | ||
| RPM per km | 540 | 566 | +26 (+4.8%) | ||
| Clearance change, mm | -14 | ||||
| Result: | The diameter differs by -4.7%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 95.4 |
| Difference (km/h) | -4.6 |
Sizes for comparison of tires 195/60 R14
R14
R13 -1
R15 +1
R16 +2
Sizes for comparison of tires 195/40 R16
R16
R15 -1
R14 -2