Comparison of tire sizes 245/40 R19 and 265/35 R19
245/40R19
245
Tire width 
40
Profile height 
R19
Tire diameter 
469
RPM per km 245mm98mm679mm2132mm
245
40
19
265
35
19
| Parameters Sizes | Old | New | |||
|---|---|---|---|---|---|
| Diameter, mm | 679 | 668 | -11 (-1.6%) | ||
| Width, mm | 245 | 265 | +20 (+8.2%) | ||
| Circumference, mm | 2132 | 2099 | -33 (-1.5%) | ||
| Profile height, mm | 98 | 93 | -5 (-5.1%) | ||
| RPM per km | 469 | 476 | +7 (+1.5%) | ||
| Clearance change, mm | -6 | ||||
| Result: | The diameter differs by -1.6%. | ||||
| Speedometer reading (km/h) | |
|---|---|
| Real speed (km/h) | 98.5 |
| Difference (km/h) | -1.5 |
Sizes for comparison of tires 245/40 R19
R19
R18 -1
R20 +1
R17 -2
R21 +2
Sizes for comparison of tires 265/35 R19
R19
R18 -1
R20 +1
R17 -2
R21 +2