Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/80-16 | 205/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.02 (686.4) | 28.91 (734.4) | 1.89 (48) 7% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 84.9 (2156.39) | 90.83 (2307.19) | 5.94 (150.8) 7% |
| Sidewall Height inches (mm) | 5.51 (140) | 6.46 (164) | 0.94 (24) 17.1% |
| Revolutions per mile (km) | 746.31 (463.74) | 697.54 (433.43) | -48.78 (-30.31) -6.5% |
205/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.4 mph (34.44 km/h) |
| 25 mph (40.23 km/h) | 26.75 mph (43.05 km/h) |
| 30 mph (48.28 km/h) | 32.1 mph (51.66 km/h) |
| 35 mph (56.33 km/h) | 37.45 mph (60.27 km/h) |
| 40 mph (64.37 km/h) | 42.8 mph (68.88 km/h) |
| 45 mph (72.42 km/h) | 48.15 mph (77.48 km/h) |
| 50 mph (80.47 km/h) | 53.5 mph (86.09 km/h) |
| 55 mph (88.51 km/h) | 58.85 mph (94.7 km/h) |
| 60 mph (96.56 km/h) | 64.2 mph (103.31 km/h) |
| 65 mph (104.61 km/h) | 69.55 mph (111.92 km/h) |
| 70 mph (112.65 km/h) | 74.9 mph (120.53 km/h) |
| 75 mph (120.7 km/h) | 80.24 mph (129.14 km/h) |
| 80 mph (128.75 km/h) | 85.59 mph (137.75 km/h) |
| 85 mph (136.79 km/h) | 90.94 mph (146.36 km/h) |
| 90 mph (144.84 km/h) | 96.29 mph (154.97 km/h) |
| 95 mph (152.89 km/h) | 101.64 mph (163.58 km/h) |
| 100 mph (160.93 km/h) | 106.99 mph (172.19 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 |
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