Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/70-16 | 205/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 26.49 (672.9) | 1.12 (28.5) 4.4% |
| Width inches (mm) | 6.69 (170) | 8.07 (205) | 1.38 (35) 20.6% |
| Circum. inches (mm) | 79.7 (2024.44) | 83.23 (2113.98) | 3.53 (89.54) 4.4% |
| Sidewall Height inches (mm) | 4.69 (119) | 5.25 (133.25) | 0.56 (14.25) 12% |
| Revolutions per mile (km) | 794.96 (493.96) | 761.29 (473.04) | -33.67 (-20.92) -4.2% |
205/65-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.88 mph (33.61 km/h) |
| 25 mph (40.23 km/h) | 26.11 mph (42.01 km/h) |
| 30 mph (48.28 km/h) | 31.33 mph (50.42 km/h) |
| 35 mph (56.33 km/h) | 36.55 mph (58.82 km/h) |
| 40 mph (64.37 km/h) | 41.77 mph (67.22 km/h) |
| 45 mph (72.42 km/h) | 46.99 mph (75.62 km/h) |
| 50 mph (80.47 km/h) | 52.21 mph (84.03 km/h) |
| 55 mph (88.51 km/h) | 57.43 mph (92.43 km/h) |
| 60 mph (96.56 km/h) | 62.65 mph (100.83 km/h) |
| 65 mph (104.61 km/h) | 67.87 mph (109.23 km/h) |
| 70 mph (112.65 km/h) | 73.1 mph (117.64 km/h) |
| 75 mph (120.7 km/h) | 78.32 mph (126.04 km/h) |
| 80 mph (128.75 km/h) | 83.54 mph (134.44 km/h) |
| 85 mph (136.79 km/h) | 88.76 mph (142.84 km/h) |
| 90 mph (144.84 km/h) | 93.98 mph (151.25 km/h) |
| 95 mph (152.89 km/h) | 99.2 mph (159.65 km/h) |
| 100 mph (160.93 km/h) | 104.42 mph (168.05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1937 | 2251 | 2424 | 2531 | 2646 | 2729 | 2819 | 2927 | 3075 | 3223 | 3388 | 3520 | 3759 | 4023 | 4229 | 4361 | 4435 | 4707 | 5087 | 5911 |
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