Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-13 | 205/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.02 (610.2) | 27.11 (688.5) | 3.08 (78.3) 12.8% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 75.47 (1917) | 85.16 (2162.99) | 9.68 (245.99) 12.8% |
| Sidewall Height inches (mm) | 5.51 (140) | 6.05 (153.75) | 0.54 (13.75) 9.8% |
| Revolutions per mile (km) | 839.51 (521.65) | 744.04 (462.32) | -95.47 (-59.32) -11.4% |
205/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.57 mph (36.32 km/h) |
| 25 mph (40.23 km/h) | 28.21 mph (45.4 km/h) |
| 30 mph (48.28 km/h) | 33.85 mph (54.48 km/h) |
| 35 mph (56.33 km/h) | 39.49 mph (63.55 km/h) |
| 40 mph (64.37 km/h) | 45.13 mph (72.63 km/h) |
| 45 mph (72.42 km/h) | 50.77 mph (81.71 km/h) |
| 50 mph (80.47 km/h) | 56.42 mph (90.79 km/h) |
| 55 mph (88.51 km/h) | 62.06 mph (99.87 km/h) |
| 60 mph (96.56 km/h) | 67.7 mph (108.95 km/h) |
| 65 mph (104.61 km/h) | 73.34 mph (118.03 km/h) |
| 70 mph (112.65 km/h) | 78.98 mph (127.11 km/h) |
| 75 mph (120.7 km/h) | 84.62 mph (136.19 km/h) |
| 80 mph (128.75 km/h) | 90.27 mph (145.27 km/h) |
| 85 mph (136.79 km/h) | 95.91 mph (154.35 km/h) |
| 90 mph (144.84 km/h) | 101.55 mph (163.43 km/h) |
| 95 mph (152.89 km/h) | 107.19 mph (172.51 km/h) |
| 100 mph (160.93 km/h) | 112.83 mph (181.59 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1893 | 2200 | 2369 | 2474 | 2586 | 2667 | 2756 | 2860 | 3005 | 3150 | 3311 | 3440 | 3674 | 3932 | 4133 | 4262 | 4335 | 4601 | 4971 | 5777 |
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