Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/80-12 | 205/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.91 (632.8) | 28.91 (734.4) | 4 (101.6) 16.1% |
| Width inches (mm) | 8.07 (205) | 8.07 (205) | 0 (0) 0% |
| Circum. inches (mm) | 78.27 (1988) | 90.83 (2307.19) | 12.57 (319.19) 16.1% |
| Sidewall Height inches (mm) | 6.46 (164) | 6.46 (164) | 0 (0) 0% |
| Revolutions per mile (km) | 809.53 (503.02) | 697.54 (433.43) | -111.99 (-69.59) -13.8% |
205/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.21 mph (37.35 km/h) |
| 25 mph (40.23 km/h) | 29.01 mph (46.69 km/h) |
| 30 mph (48.28 km/h) | 34.82 mph (56.03 km/h) |
| 35 mph (56.33 km/h) | 40.62 mph (65.37 km/h) |
| 40 mph (64.37 km/h) | 46.42 mph (74.71 km/h) |
| 45 mph (72.42 km/h) | 52.23 mph (84.05 km/h) |
| 50 mph (80.47 km/h) | 58.03 mph (93.39 km/h) |
| 55 mph (88.51 km/h) | 63.83 mph (102.73 km/h) |
| 60 mph (96.56 km/h) | 69.63 mph (112.06 km/h) |
| 65 mph (104.61 km/h) | 75.44 mph (121.4 km/h) |
| 70 mph (112.65 km/h) | 81.24 mph (130.74 km/h) |
| 75 mph (120.7 km/h) | 87.04 mph (140.08 km/h) |
| 80 mph (128.75 km/h) | 92.84 mph (149.42 km/h) |
| 85 mph (136.79 km/h) | 98.65 mph (158.76 km/h) |
| 90 mph (144.84 km/h) | 104.45 mph (168.1 km/h) |
| 95 mph (152.89 km/h) | 110.25 mph (177.44 km/h) |
| 100 mph (160.93 km/h) | 116.06 mph (186.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1775 | 2062 | 2221 | 2319 | 2425 | 2500 | 2583 | 2682 | 2817 | 2953 | 3105 | 3225 | 3444 | 3686 | 3875 | 3996 | 4064 | 4313 | 4661 | 5416 |
Better Fuel Economy Factory Ratios Increased Power
