Comparison of tire sizes 235/55 R19 and 245/55 R19
235/55R19
235
Tire width 
55
Profile height 
R19
Tire diameter 
430
RPM per km 235mm129mm741mm2328mm
235
55
19
245
55
19
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 741 | 752 | +11 (+1.5%) | ||
| Width, mm | 235 | 245 | +10 (+4.3%) | ||
| Circumference, mm | 2328 | 2363 | +35 (+1.5%) | ||
| Profile height, mm | 129 | 135 | +6 (+4.7%) | ||
| RPM per km | 430 | 423 | -7 (-1.6%) | ||
| Clearance change, mm | +6 | ||||
| Result: | The diameter differs by 1.5%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 101.5 |
| Difference (km/h) | 1.5 |
Sizes for comparison of tires 235/55 R19
R19
R18 -1
R20 +1
R17 -2
R21 +2
Sizes for comparison of tires 245/55 R19
R19
R18 -1
R20 +1
R17 -2
R21 +2
