Comparison of tire sizes 285/60 R17 and 265/65 R17
285/60R17
285
Tire width 
60
Profile height 
R17
Tire diameter 
411
RPM per km 285mm171mm774mm2431mm
285
60
17
265
65
17
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 774 | 776 | +2 (+0.3%) | ||
| Width, mm | 285 | 265 | -20 (-7%) | ||
| Circumference, mm | 2431 | 2439 | +8 (+0.3%) | ||
| Profile height, mm | 171 | 172 | +1 (+0.6%) | ||
| RPM per km | 411 | 410 | -1 (-0.2%) | ||
| Clearance change, mm | +1 | ||||
| Result: | The diameter differs by 0.3%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 100.3 |
| Difference (km/h) | 0.3 |
Sizes for comparison of tires 285/60 R17
R17
R16 -1
R18 +1
R15 -2
R19 +2
Sizes for comparison of tires 265/65 R17
R17
R16 -1
R18 +1
R15 -2
R19 +2
