Comparison of tire sizes 265/75 R16 and 285/60 R18
265/75R16
265
Tire width 
75
Profile height 
R16
Tire diameter 
396
RPM per km 265mm199mm804mm2526mm
265
75
16
285
60
18
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 804 | 799 | -5 (-0.6%) | ||
| Width, mm | 265 | 285 | +20 (+7.5%) | ||
| Circumference, mm | 2526 | 2511 | -15 (-0.6%) | ||
| Profile height, mm | 199 | 171 | -28 (-14.1%) | ||
| RPM per km | 396 | 398 | +2 (+0.5%) | ||
| Clearance change, mm | -3 | ||||
| Result: | The diameter differs by -0.6%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 99.4 |
| Difference (km/h) | -0.6 |
Sizes for comparison of tires 265/75 R16
R16
R17 +1
R18 +2
Sizes for comparison of tires 285/60 R18
R18
R17 -1
R19 +1
R16 -2
R20 +2
