Comparison of tire sizes 225/70 R17 and 265/65 R17
225/70R17
225
Tire width 
70
Profile height 
R17
Tire diameter 
426
RPM per km 225mm158mm747mm2346mm
225
70
17
265
65
17
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 747 | 776 | +29 (+3.9%) | ||
| Width, mm | 225 | 265 | +40 (+17.8%) | ||
| Circumference, mm | 2346 | 2439 | +93 (+4%) | ||
| Profile height, mm | 158 | 172 | +14 (+8.9%) | ||
| RPM per km | 426 | 410 | -16 (-3.8%) | ||
| Clearance change, mm | +15 | ||||
| Result: | The diameter differs by 3.9%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 104 |
| Difference (km/h) | 4 |
Sizes for comparison of tires 225/70 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