Comparison of tire sizes 315/70 R17 and 305/70 R16

315/70R17




315mm221mm873mm2742mm
315
70
17
305
70
16
Parameters Sizes | Old | New | |||
---|---|---|---|---|---|
Diameter, mm | 873 | 833 | -40 (-4.6%) | ||
Width, mm | 315 | 305 | -10 (-3.2%) | ||
Circumference, mm | 2742 | 2618 | -124 (-4.5%) | ||
Profile height, mm | 221 | 214 | -7 (-3.2%) | ||
RPM per km | 365 | 382 | +17 (+4.7%) | ||
Clearance change, mm | -20 | ||||
Result: | The diameter differs by -4.6%. |
Speedometer reading (km/h) | |
---|---|
Real speed (km/h) | 95.5 |
Difference (km/h) | -4.5 |
Sizes for comparison of tires 315/70 R17
R17
R18 +1
Sizes for comparison of tires 305/70 R16
R16
R17 +1
R18 +2