The 245/50R17 is a common tire size for midsize sedans such as Toyota Camry, Honda Accord, and Hyundai Sonata.
With a 122.5 mm sidewall (50% 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 225/50R17, this tire's overall diameter differs by +3.0% — a speedometer calibrated for 225/50R17 would read 97.0 km/h at an actual 100 km/h.
When replacing, verify that your wheel well can accommodate the 676.8 mm overall diameter. Keep speedometer deviation within ±3% for safety and legal compliance.
| Tire Code | 245/50R17 |
| Section Width | 245 mm |
| Aspect Ratio | 50% |
| Rim Diameter | 17" |
| Sidewall Height | 122.5 mm |
| Overall Diameter | 676.8 mm / 26.65" |
| Circumference | 2126.2 mm / 83.71" |
| Revolutions per km | 470.3 |
| Revolutions per mile | 756.9 |
| Tire Code | OD (mm) | Δ mm | Δ % | Speedo at 100 km/h |
|---|---|---|---|---|
| 245/45R17 | 652.3 | -24.5 | -3.6% | 103.8 |
| 225/50R17 | 656.8 | -20.0 | -3.0% | 103.0 |
| 235/50R17 | 666.8 | -10.0 | -1.5% | 101.5 |
| 245/50R17 (current) | 676.8 | — | — | 100.0 |
| 245/65R17 | 750.3 | +73.5 | +10.9% | 90.2 |