Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/65-16 | 205/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.03 (711.9) | 25.49 (647.5) | -2.54 (-64.4) -9% |
| Width inches (mm) | 9.25 (235) | 8.07 (205) | -1.18 (-30) -12.8% |
| Circum. inches (mm) | 88.05 (2236.5) | 80.09 (2034.18) | -7.97 (-202.32) -9% |
| Sidewall Height inches (mm) | 6.01 (152.75) | 5.25 (133.25) | -0.77 (-19.5) -12.8% |
| Revolutions per mile (km) | 719.58 (447.13) | 791.15 (491.6) | 71.57 (44.47) 9.9% |
205/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.19 mph (29.28 km/h) |
| 25 mph (40.23 km/h) | 22.74 mph (36.59 km/h) |
| 30 mph (48.28 km/h) | 27.29 mph (43.91 km/h) |
| 35 mph (56.33 km/h) | 31.83 mph (51.23 km/h) |
| 40 mph (64.37 km/h) | 36.38 mph (58.55 km/h) |
| 45 mph (72.42 km/h) | 40.93 mph (65.87 km/h) |
| 50 mph (80.47 km/h) | 45.48 mph (73.19 km/h) |
| 55 mph (88.51 km/h) | 50.02 mph (80.51 km/h) |
| 60 mph (96.56 km/h) | 54.57 mph (87.83 km/h) |
| 65 mph (104.61 km/h) | 59.12 mph (95.14 km/h) |
| 70 mph (112.65 km/h) | 63.67 mph (102.46 km/h) |
| 75 mph (120.7 km/h) | 68.22 mph (109.78 km/h) |
| 80 mph (128.75 km/h) | 72.76 mph (117.1 km/h) |
| 85 mph (136.79 km/h) | 77.31 mph (124.42 km/h) |
| 90 mph (144.84 km/h) | 81.86 mph (131.74 km/h) |
| 95 mph (152.89 km/h) | 86.41 mph (139.06 km/h) |
| 100 mph (160.93 km/h) | 90.95 mph (146.38 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 |
Better Fuel Economy Factory Ratios Increased Power
