Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/85-16 | 210/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 26.57 (675) | 1.2 (30.6) 4.7% |
| Width inches (mm) | 5.51 (140) | 8.27 (210) | 2.76 (70) 50% |
| Circum. inches (mm) | 79.7 (2024.44) | 83.49 (2120.58) | 3.78 (96.13) 4.7% |
| Sidewall Height inches (mm) | 4.69 (119) | 5.79 (147) | 1.1 (28) 23.5% |
| Revolutions per mile (km) | 794.96 (493.96) | 758.92 (471.57) | -36.04 (-22.39) -4.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.95 mph (33.72 km/h) |
| 25 mph (40.23 km/h) | 26.19 mph (42.14 km/h) |
| 30 mph (48.28 km/h) | 31.42 mph (50.57 km/h) |
| 35 mph (56.33 km/h) | 36.66 mph (59 km/h) |
| 40 mph (64.37 km/h) | 41.9 mph (67.43 km/h) |
| 45 mph (72.42 km/h) | 47.14 mph (75.86 km/h) |
| 50 mph (80.47 km/h) | 52.37 mph (84.29 km/h) |
| 55 mph (88.51 km/h) | 57.61 mph (92.72 km/h) |
| 60 mph (96.56 km/h) | 62.85 mph (101.15 km/h) |
| 65 mph (104.61 km/h) | 68.09 mph (109.57 km/h) |
| 70 mph (112.65 km/h) | 73.32 mph (118 km/h) |
| 75 mph (120.7 km/h) | 78.56 mph (126.43 km/h) |
| 80 mph (128.75 km/h) | 83.8 mph (134.86 km/h) |
| 85 mph (136.79 km/h) | 89.04 mph (143.29 km/h) |
| 90 mph (144.84 km/h) | 94.27 mph (151.72 km/h) |
| 95 mph (152.89 km/h) | 99.51 mph (160.15 km/h) |
| 100 mph (160.93 km/h) | 104.75 mph (168.58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1931 | 2244 | 2416 | 2523 | 2638 | 2720 | 2811 | 2918 | 3065 | 3213 | 3378 | 3509 | 3748 | 4011 | 4216 | 4347 | 4421 | 4693 | 5071 | 5893 |
Better Fuel Economy Factory Ratios Increased Power
