Comparison of tire sizes 175/70 R15 and 185/60 R15

175/70R15
175 Tire width
70 Profile height
R15 Tire diameter
508 RPM per km
175mm123mm626mm1967mm
175
70
15
185
60
15
Parameters Sizes Old New
Diameter, mm626603-23 (-3.7%)
Width, mm175185+10 (+5.7%)
Circumference, mm19671894-73 (-3.7%)
Profile height, mm123111-12 (-9.8%)
RPM per km508528+20 (+3.9%)
Clearance change, mm-12
Result:
The diameter differs by -3.7%.
Speedometer reading (km/h)
Real speed (km/h)96.3
Difference (km/h)-3.7

Sizes for comparison of tires 175/70 R15

R15
R14 -1
R16 +1
R13 -2
R17 +2

Sizes for comparison of tires 185/60 R15

R15
R14 -1
R16 +1
R13 -2
R17 +2

Ads by size 185/60 R15