Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/65-15 | 225/70-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.49 (647.5) | 27.4 (696) | 1.91 (48.5) 7.5% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 80.09 (2034.18) | 86.08 (2186.55) | 6 (152.37) 7.5% |
| Sidewall Height inches (mm) | 5.25 (133.25) | 6.2 (157.5) | 0.95 (24.25) 18.2% |
| Revolutions per mile (km) | 791.15 (491.6) | 736.02 (457.34) | -55.13 (-34.26) -7% |
225/70-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.5 mph (34.6 km/h) |
| 25 mph (40.23 km/h) | 26.87 mph (43.25 km/h) |
| 30 mph (48.28 km/h) | 32.25 mph (51.9 km/h) |
| 35 mph (56.33 km/h) | 37.62 mph (60.55 km/h) |
| 40 mph (64.37 km/h) | 43 mph (69.2 km/h) |
| 45 mph (72.42 km/h) | 48.37 mph (77.85 km/h) |
| 50 mph (80.47 km/h) | 53.75 mph (86.49 km/h) |
| 55 mph (88.51 km/h) | 59.12 mph (95.14 km/h) |
| 60 mph (96.56 km/h) | 64.49 mph (103.79 km/h) |
| 65 mph (104.61 km/h) | 69.87 mph (112.44 km/h) |
| 70 mph (112.65 km/h) | 75.24 mph (121.09 km/h) |
| 75 mph (120.7 km/h) | 80.62 mph (129.74 km/h) |
| 80 mph (128.75 km/h) | 85.99 mph (138.39 km/h) |
| 85 mph (136.79 km/h) | 91.37 mph (147.04 km/h) |
| 90 mph (144.84 km/h) | 96.74 mph (155.69 km/h) |
| 95 mph (152.89 km/h) | 102.12 mph (164.34 km/h) |
| 100 mph (160.93 km/h) | 107.49 mph (172.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1873 | 2176 | 2343 | 2447 | 2558 | 2638 | 2726 | 2829 | 2973 | 3116 | 3276 | 3403 | 3634 | 3890 | 4089 | 4216 | 4288 | 4551 | 4918 | 5715 |
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