Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/40-14 | 205/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.14 (511.6) | 25.49 (647.5) | 5.35 (135.9) 26.6% |
| Width inches (mm) | 7.68 (195) | 8.07 (205) | 0.39 (10) 5.1% |
| Circum. inches (mm) | 63.28 (1607.24) | 80.09 (2034.18) | 16.81 (426.94) 26.6% |
| Sidewall Height inches (mm) | 3.07 (78) | 5.25 (133.25) | 2.18 (55.25) 70.8% |
| Revolutions per mile (km) | 1001.31 (622.18) | 791.15 (491.6) | -210.16 (-130.59) -21% |
205/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.31 mph (40.74 km/h) |
| 25 mph (40.23 km/h) | 31.64 mph (50.92 km/h) |
| 30 mph (48.28 km/h) | 37.97 mph (61.11 km/h) |
| 35 mph (56.33 km/h) | 44.3 mph (71.29 km/h) |
| 40 mph (64.37 km/h) | 50.63 mph (81.47 km/h) |
| 45 mph (72.42 km/h) | 56.95 mph (91.66 km/h) |
| 50 mph (80.47 km/h) | 63.28 mph (101.84 km/h) |
| 55 mph (88.51 km/h) | 69.61 mph (112.03 km/h) |
| 60 mph (96.56 km/h) | 75.94 mph (122.21 km/h) |
| 65 mph (104.61 km/h) | 82.27 mph (132.4 km/h) |
| 70 mph (112.65 km/h) | 88.59 mph (142.58 km/h) |
| 75 mph (120.7 km/h) | 94.92 mph (152.76 km/h) |
| 80 mph (128.75 km/h) | 101.25 mph (162.95 km/h) |
| 85 mph (136.79 km/h) | 107.58 mph (173.13 km/h) |
| 90 mph (144.84 km/h) | 113.91 mph (183.32 km/h) |
| 95 mph (152.89 km/h) | 120.24 mph (193.5 km/h) |
| 100 mph (160.93 km/h) | 126.56 mph (203.68 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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