Comparison of tire sizes 145/70 R13 and 175/60 R13
145/70R13
145
Tire width 
70
Profile height 
R13
Tire diameter 
597
RPM per km 145mm102mm533mm1675mm
145
70
13
175
60
13
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 533 | 540 | +7 (+1.3%) | ||
| Width, mm | 145 | 175 | +30 (+20.7%) | ||
| Circumference, mm | 1675 | 1697 | +22 (+1.3%) | ||
| Profile height, mm | 102 | 105 | +3 (+2.9%) | ||
| RPM per km | 597 | 589 | -8 (-1.3%) | ||
| Clearance change, mm | +4 | ||||
| Result: | The diameter differs by 1.3%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 101.3 |
| Difference (km/h) | 1.3 |
Sizes for comparison of tires 145/70 R13
R13
R12 -1
R14 +1
Sizes for comparison of tires 175/60 R13
R13
R12 -1
R14 +1
R15 +2
