Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/65-14 | 205/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.47 (596.1) | 25.49 (647.5) | 2.02 (51.4) 8.6% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 73.73 (1872.7) | 80.09 (2034.18) | 6.36 (161.48) 8.6% |
| Sidewall Height inches (mm) | 4.73 (120.25) | 5.25 (133.25) | 0.51 (13) 10.8% |
| Revolutions per mile (km) | 859.37 (533.99) | 791.15 (491.6) | -68.22 (-42.39) -7.9% |
205/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.72 mph (34.96 km/h) |
| 25 mph (40.23 km/h) | 27.16 mph (43.7 km/h) |
| 30 mph (48.28 km/h) | 32.59 mph (52.44 km/h) |
| 35 mph (56.33 km/h) | 38.02 mph (61.18 km/h) |
| 40 mph (64.37 km/h) | 43.45 mph (69.92 km/h) |
| 45 mph (72.42 km/h) | 48.88 mph (78.67 km/h) |
| 50 mph (80.47 km/h) | 54.31 mph (87.41 km/h) |
| 55 mph (88.51 km/h) | 59.74 mph (96.15 km/h) |
| 60 mph (96.56 km/h) | 65.17 mph (104.89 km/h) |
| 65 mph (104.61 km/h) | 70.6 mph (113.63 km/h) |
| 70 mph (112.65 km/h) | 76.04 mph (122.37 km/h) |
| 75 mph (120.7 km/h) | 81.47 mph (131.11 km/h) |
| 80 mph (128.75 km/h) | 86.9 mph (139.85 km/h) |
| 85 mph (136.79 km/h) | 92.33 mph (148.59 km/h) |
| 90 mph (144.84 km/h) | 97.76 mph (157.33 km/h) |
| 95 mph (152.89 km/h) | 103.19 mph (166.07 km/h) |
| 100 mph (160.93 km/h) | 108.62 mph (174.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 2339 | 2519 | 2630 | 2750 | 2836 | 2930 | 3041 | 3196 | 3350 | 3521 | 3658 | 3907 | 4181 | 4395 | 4532 | 4609 | 4892 | 5286 | 6143 |
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