Comparison of tire sizes 175/70 R13 and 165/75 R14
175/70R13
175
Tire width 
70
Profile height 
R13
Tire diameter 
553
RPM per km 175mm122mm575mm1807mm
175
70
13
165
75
14
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 575 | 603 | +28 (+4.9%) | ||
| Width, mm | 175 | 165 | -10 (-5.7%) | ||
| Circumference, mm | 1807 | 1895 | +88 (+4.9%) | ||
| Profile height, mm | 122 | 124 | +2 (+1.6%) | ||
| RPM per km | 553 | 528 | -25 (-4.5%) | ||
| Clearance change, mm | +14 | ||||
| Result: | The diameter differs by 4.9%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 104.9 |
| Difference (km/h) | 4.9 |
Sizes for comparison of tires 175/70 R13
R13
R14 +1
R15 +2
Sizes for comparison of tires 165/75 R14
R14
R13 -1
R15 +1
R16 +2
