Comparison of tire sizes 285/70 R17 and 295/70 R17
285/70R17
285
Tire width 
70
Profile height 
R17
Tire diameter 
383
RPM per km 285mm200mm831mm2610mm
285
70
17
295
70
17
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 831 | 845 | +14 (+1.7%) | ||
| Width, mm | 285 | 295 | +10 (+3.5%) | ||
| Circumference, mm | 2610 | 2654 | +44 (+1.7%) | ||
| Profile height, mm | 200 | 207 | +7 (+3.5%) | ||
| RPM per km | 383 | 377 | -6 (-1.6%) | ||
| Clearance change, mm | +7 | ||||
| Result: | The diameter differs by 1.7%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 101.7 |
| Difference (km/h) | 1.7 |
Sizes for comparison of tires 285/70 R17
R17
R16 -1
R18 +1
Sizes for comparison of tires 295/70 R17
R17
R16 -1
R18 +1