Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/75-15 | 235/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.11 (688.5) | 30.8 (782.4) | 3.7 (93.9) 13.6% |
| Width inches (mm) | 8.07 (205) | 9.25 (235) | 1.18 (30) 14.6% |
| Circum. inches (mm) | 85.16 (2162.99) | 96.77 (2457.98) | 11.61 (295) 13.6% |
| Sidewall Height inches (mm) | 6.05 (153.75) | 7.4 (188) | 1.35 (34.25) 22.3% |
| Revolutions per mile (km) | 744.04 (462.32) | 654.74 (406.84) | -89.3 (-55.49) -12% |
235/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.73 mph (36.58 km/h) |
| 25 mph (40.23 km/h) | 28.41 mph (45.72 km/h) |
| 30 mph (48.28 km/h) | 34.09 mph (54.87 km/h) |
| 35 mph (56.33 km/h) | 39.77 mph (64.01 km/h) |
| 40 mph (64.37 km/h) | 45.46 mph (73.15 km/h) |
| 45 mph (72.42 km/h) | 51.14 mph (82.3 km/h) |
| 50 mph (80.47 km/h) | 56.82 mph (91.44 km/h) |
| 55 mph (88.51 km/h) | 62.5 mph (100.59 km/h) |
| 60 mph (96.56 km/h) | 68.18 mph (109.73 km/h) |
| 65 mph (104.61 km/h) | 73.86 mph (118.87 km/h) |
| 70 mph (112.65 km/h) | 79.55 mph (128.02 km/h) |
| 75 mph (120.7 km/h) | 85.23 mph (137.16 km/h) |
| 80 mph (128.75 km/h) | 90.91 mph (146.31 km/h) |
| 85 mph (136.79 km/h) | 96.59 mph (155.45 km/h) |
| 90 mph (144.84 km/h) | 102.27 mph (164.6 km/h) |
| 95 mph (152.89 km/h) | 107.96 mph (173.74 km/h) |
| 100 mph (160.93 km/h) | 113.64 mph (182.88 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1666 | 1936 | 2085 | 2177 | 2276 | 2347 | 2425 | 2517 | 2645 | 2772 | 2914 | 3028 | 3233 | 3460 | 3637 | 3751 | 3815 | 4048 | 4375 | 5084 |
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