Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/85-16 | 215/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.38 (720.9) | 27 (685.9) | -1.38 (-35) -4.9% |
| Width inches (mm) | 7.28 (185) | 8.46 (215) | 1.18 (30) 16.2% |
| Circum. inches (mm) | 89.16 (2264.77) | 84.84 (2154.82) | -4.33 (-109.96) -4.9% |
| Sidewall Height inches (mm) | 6.19 (157.25) | 5.5 (139.75) | -0.69 (-17.5) -11.1% |
| Revolutions per mile (km) | 710.6 (441.54) | 746.86 (464.08) | 36.26 (22.53) 5.1% |
215/65-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.03 mph (30.62 km/h) |
| 25 mph (40.23 km/h) | 23.79 mph (38.28 km/h) |
| 30 mph (48.28 km/h) | 28.54 mph (45.94 km/h) |
| 35 mph (56.33 km/h) | 33.3 mph (53.59 km/h) |
| 40 mph (64.37 km/h) | 38.06 mph (61.25 km/h) |
| 45 mph (72.42 km/h) | 42.82 mph (68.9 km/h) |
| 50 mph (80.47 km/h) | 47.57 mph (76.56 km/h) |
| 55 mph (88.51 km/h) | 52.33 mph (84.22 km/h) |
| 60 mph (96.56 km/h) | 57.09 mph (91.87 km/h) |
| 65 mph (104.61 km/h) | 61.84 mph (99.53 km/h) |
| 70 mph (112.65 km/h) | 66.6 mph (107.18 km/h) |
| 75 mph (120.7 km/h) | 71.36 mph (114.84 km/h) |
| 80 mph (128.75 km/h) | 76.12 mph (122.5 km/h) |
| 85 mph (136.79 km/h) | 80.87 mph (130.15 km/h) |
| 90 mph (144.84 km/h) | 85.63 mph (137.81 km/h) |
| 95 mph (152.89 km/h) | 90.39 mph (145.47 km/h) |
| 100 mph (160.93 km/h) | 95.14 mph (153.12 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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