Comparison of tire sizes 135/70 R13 and 165/65 R13
135/70R13
135
Tire width 
70
Profile height 
R13
Tire diameter 
613
RPM per km 135mm95mm519mm1631mm
135
70
13
165
65
13
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 519 | 545 | +26 (+5%) | ||
| Width, mm | 135 | 165 | +30 (+22.2%) | ||
| Circumference, mm | 1631 | 1711 | +80 (+4.9%) | ||
| Profile height, mm | 95 | 107 | +12 (+12.6%) | ||
| RPM per km | 613 | 584 | -29 (-4.7%) | ||
| Clearance change, mm | +13 | ||||
| Result: | The diameter differs by 5%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 104.9 |
| Difference (km/h) | 4.9 |
Sizes for comparison of tires 135/70 R13
R13
R12 -1
R14 +1
Sizes for comparison of tires 165/65 R13
R13
R14 +1
R15 +2