Comparison of tire sizes 245/75 R16 and 235/60 R18

245/75R16
245 Tire width
75 Profile height
R16 Tire diameter
411 RPM per km
245mm184mm774mm2431mm
245
75
16
235
60
18
Parameters Sizes Old New
Diameter, mm774739-35 (-4.5%)
Width, mm245235-10 (-4.1%)
Circumference, mm24312322-109 (-4.5%)
Profile height, mm184141-43 (-23.4%)
RPM per km411431+20 (+4.9%)
Clearance change, mm-18
Result:
The diameter differs by -4.5%.
Speedometer reading (km/h)
Real speed (km/h)95.5
Difference (km/h)-4.5

Sizes for comparison of tires 245/75 R16

R16
R15 -1
R17 +1
R18 +2

Sizes for comparison of tires 235/60 R18

R18
R17 -1
R19 +1
R16 -2
R20 +2

Ads by size 235/60 R18