Comparison of tire sizes 265/65 R17 and 245/65 R17
265/65R17
265
Tire width 
65
Profile height 
R17
Tire diameter 
410
RPM per km 265mm172mm776mm2439mm
265
65
17
245
65
17
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 776 | 750 | -26 (-3.4%) | ||
| Width, mm | 265 | 245 | -20 (-7.5%) | ||
| Circumference, mm | 2439 | 2357 | -82 (-3.4%) | ||
| Profile height, mm | 172 | 159 | -13 (-7.6%) | ||
| RPM per km | 410 | 424 | +14 (+3.4%) | ||
| Clearance change, mm | -13 | ||||
| Result: | The diameter differs by -3.4%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 96.6 |
| Difference (km/h) | -3.4 |
Sizes for comparison of tires 265/65 R17
R17
R16 -1
R18 +1
R15 -2
R19 +2
Sizes for comparison of tires 245/65 R17
R17
R16 -1
R18 +1
R15 -2
R19 +2
