Comparison of tire sizes 195/55 R16 and 185/55 R16
195/55R16
195
Tire width 
55
Profile height 
R16
Tire diameter 
513
RPM per km 195mm107mm621mm1951mm
195
55
16
185
55
16
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 621 | 610 | -11 (-1.8%) | ||
| Width, mm | 195 | 185 | -10 (-5.1%) | ||
| Circumference, mm | 1951 | 1916 | -35 (-1.8%) | ||
| Profile height, mm | 107 | 102 | -5 (-4.7%) | ||
| RPM per km | 513 | 522 | +9 (+1.8%) | ||
| Clearance change, mm | -6 | ||||
| Result: | The diameter differs by -1.8%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 98.2 |
| Difference (km/h) | -1.8 |
Sizes for comparison of tires 195/55 R16
R16
R15 -1
R17 +1
R14 -2
R18 +2
Sizes for comparison of tires 185/55 R16
R16
R15 -1
R17 +1
R14 -2
R18 +2