The 235/45R19 is a common tire size for luxury and premium vehicles such as BMW 5 Series, Mercedes-Benz E-Class, and Audi A6.
With a 105.8 mm sidewall (45% aspect ratio), this tire offers a balanced blend of ride comfort and handling precision — versatile for both city driving and spirited cornering.
Compared to the baseline 245/40R19, this tire's overall diameter differs by +2.3% — a speedometer calibrated for 245/40R19 would read 97.8 km/h at an actual 100 km/h.
When replacing, verify that your wheel well can accommodate the 694.1 mm overall diameter. Keep speedometer deviation within ±3% for safety and legal compliance.
| Tire Code | 235/45R19 |
| Section Width | 235 mm |
| Aspect Ratio | 45% |
| Rim Diameter | 19" |
| Sidewall Height | 105.8 mm |
| Overall Diameter | 694.1 mm / 27.33" |
| Circumference | 2180.6 mm / 85.85" |
| Revolutions per km | 458.6 |
| Revolutions per mile | 738.0 |
| Tire Code | OD (mm) | Δ mm | Δ % | Speedo at 100 km/h |
|---|---|---|---|---|
| 235/45R17 | 643.3 | -50.8 | -7.3% | 107.9 |
| 235/35R19 | 647.1 | -47.0 | -6.8% | 107.3 |
| 235/45R18 | 668.7 | -25.4 | -3.7% | 103.8 |
| 235/40R19 | 670.6 | -23.5 | -3.4% | 103.5 |
| 235/45R19 (current) | 694.1 | — | — | 100.0 |
| 245/45R19 | 703.1 | +9.0 | +1.3% | 98.7 |
| 255/45R19 | 712.1 | +18.0 | +2.6% | 97.5 |