Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/80-15 | 205/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.91 (709) | 26.3 (668) | -1.61 (-41) -5.8% |
| Width inches (mm) | 8.07 (205) | 8.07 (205) | 0 (0) 0% |
| Circum. inches (mm) | 87.69 (2227.39) | 82.62 (2098.58) | -5.07 (-128.81) -5.8% |
| Sidewall Height inches (mm) | 6.46 (164) | 5.65 (143.5) | -0.81 (-20.5) -12.5% |
| Revolutions per mile (km) | 722.52 (448.96) | 766.87 (476.51) | 44.35 (27.56) 6.1% |
205/70-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.84 mph (30.33 km/h) |
| 25 mph (40.23 km/h) | 23.55 mph (37.91 km/h) |
| 30 mph (48.28 km/h) | 28.27 mph (45.49 km/h) |
| 35 mph (56.33 km/h) | 32.98 mph (53.07 km/h) |
| 40 mph (64.37 km/h) | 37.69 mph (60.65 km/h) |
| 45 mph (72.42 km/h) | 42.4 mph (68.23 km/h) |
| 50 mph (80.47 km/h) | 47.11 mph (75.81 km/h) |
| 55 mph (88.51 km/h) | 51.82 mph (83.4 km/h) |
| 60 mph (96.56 km/h) | 56.53 mph (90.98 km/h) |
| 65 mph (104.61 km/h) | 61.24 mph (98.56 km/h) |
| 70 mph (112.65 km/h) | 65.95 mph (106.14 km/h) |
| 75 mph (120.7 km/h) | 70.66 mph (113.72 km/h) |
| 80 mph (128.75 km/h) | 75.37 mph (121.3 km/h) |
| 85 mph (136.79 km/h) | 80.08 mph (128.88 km/h) |
| 90 mph (144.84 km/h) | 84.8 mph (136.47 km/h) |
| 95 mph (152.89 km/h) | 89.51 mph (144.05 km/h) |
| 100 mph (160.93 km/h) | 94.22 mph (151.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1952 | 2267 | 2442 | 2549 | 2666 | 2749 | 2840 | 2948 | 3098 | 3247 | 3413 | 3546 | 3787 | 4053 | 4260 | 4393 | 4468 | 4742 | 5124 | 5954 |
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