Comparison of tire sizes 205/55 R14 and 175/65 R13

205
55
14
175
65
13
205/55R14
tire
205 Tire width
55 Profile height
R14 Tire diameter
RPM per km
tire
205mm113mm581mm1826mm548
Parameters Sizes Old New
Diameter, mm581558-23 (-4%)
Width, mm205175-30 (-14.6%)
Circumference, mm18261752-74 (-4.1%)
Profile height, mm113114+1 (+0.9%)
RPM per km548571+23 (+4.2%)
Clearance change, mm-12
Speedometer reading (km/h)95.9-4.1
Result:
The diameter differs by -4%.

Sizes for comparison of tires 205/55 R14

R14
R13 -1
R15 +1
R16 +2