Comparison of tire sizes 175/65 R13 and 155/65 R14

175/65R13
175 Tire width
65 Profile height
R13 Tire diameter
571 RPM per km
175mm114mm558mm1752mm
175
65
13
155
65
14
Parameters Sizes Old New
Diameter, mm558557-1 (-0.2%)
Width, mm175155-20 (-11.4%)
Circumference, mm17521750-2 (-0.1%)
Profile height, mm114101-13 (-11.4%)
RPM per km5715710 (0%)
Clearance change, mm-1
Result:
The diameter differs by -0.2%.
Speedometer reading (km/h)
Real speed (km/h)99.9
Difference (km/h)-0.1

Sizes for comparison of tires 175/65 R13

R13
R14 +1
R15 +2

Sizes for comparison of tires 155/65 R14

R14
R13 -1
R15 +1
R16 +2