Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-18 | 215/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.13 (689.2) | 27 (685.9) | -0.13 (-3.3) -0.5% |
| Width inches (mm) | 5.71 (145) | 8.46 (215) | 2.76 (70) 48.3% |
| Circum. inches (mm) | 85.24 (2165.19) | 84.84 (2154.82) | -0.41 (-10.37) -0.5% |
| Sidewall Height inches (mm) | 4.57 (116) | 5.5 (139.75) | 0.94 (23.75) 20.5% |
| Revolutions per mile (km) | 743.28 (461.85) | 746.86 (464.08) | 3.58 (2.22) 0.5% |
215/65-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.9 mph (32.03 km/h) |
| 25 mph (40.23 km/h) | 24.88 mph (40.04 km/h) |
| 30 mph (48.28 km/h) | 29.86 mph (48.05 km/h) |
| 35 mph (56.33 km/h) | 34.83 mph (56.06 km/h) |
| 40 mph (64.37 km/h) | 39.81 mph (64.07 km/h) |
| 45 mph (72.42 km/h) | 44.78 mph (72.07 km/h) |
| 50 mph (80.47 km/h) | 49.76 mph (80.08 km/h) |
| 55 mph (88.51 km/h) | 54.74 mph (88.09 km/h) |
| 60 mph (96.56 km/h) | 59.71 mph (96.1 km/h) |
| 65 mph (104.61 km/h) | 64.69 mph (104.11 km/h) |
| 70 mph (112.65 km/h) | 69.66 mph (112.11 km/h) |
| 75 mph (120.7 km/h) | 74.64 mph (120.12 km/h) |
| 80 mph (128.75 km/h) | 79.62 mph (128.13 km/h) |
| 85 mph (136.79 km/h) | 84.59 mph (136.14 km/h) |
| 90 mph (144.84 km/h) | 89.57 mph (144.15 km/h) |
| 95 mph (152.89 km/h) | 94.55 mph (152.16 km/h) |
| 100 mph (160.93 km/h) | 99.52 mph (160.16 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1901 | 2208 | 2378 | 2483 | 2596 | 2677 | 2766 | 2871 | 3017 | 3162 | 3324 | 3453 | 3688 | 3947 | 4149 | 4278 | 4351 | 4618 | 4990 | 5799 |
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