Accepts P-Metric and Inches
215/80-15 | 205/85-15 | Difference | |
---|---|---|---|
Diameter inches (mm) | 28.54 (725) | 28.72 (729.5) | 0.18 (4.5) 0.6% |
Width inches (mm) | 8.46 (215) | 8.07 (205) | -0.39 (-10) -4.7% |
Circum. inches (mm) | 89.67 (2277.65) | 90.23 (2291.79) | 0.56 (14.14) 0.6% |
Sidewall Height inches (mm) | 6.77 (172) | 6.86 (174.25) | 0.09 (2.25) 1.3% |
Revolutions per mile (km) | 706.58 (439.05) | 702.22 (436.34) | -4.36 (-2.71) -0.6% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.12 mph (32.39 km/h) |
25 mph (40.23 km/h) | 25.16 mph (40.48 km/h) |
30 mph (48.28 km/h) | 30.19 mph (48.58 km/h) |
35 mph (56.33 km/h) | 35.22 mph (56.68 km/h) |
40 mph (64.37 km/h) | 40.25 mph (64.77 km/h) |
45 mph (72.42 km/h) | 45.28 mph (72.87 km/h) |
50 mph (80.47 km/h) | 50.31 mph (80.97 km/h) |
55 mph (88.51 km/h) | 55.34 mph (89.06 km/h) |
60 mph (96.56 km/h) | 60.37 mph (97.16 km/h) |
65 mph (104.61 km/h) | 65.4 mph (105.26 km/h) |
70 mph (112.65 km/h) | 70.43 mph (113.35 km/h) |
75 mph (120.7 km/h) | 75.47 mph (121.45 km/h) |
80 mph (128.75 km/h) | 80.5 mph (129.55 km/h) |
85 mph (136.79 km/h) | 85.53 mph (137.64 km/h) |
90 mph (144.84 km/h) | 90.56 mph (145.74 km/h) |
95 mph (152.89 km/h) | 95.59 mph (153.84 km/h) |
100 mph (160.93 km/h) | 100.62 mph (161.93 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1787 | 2076 | 2236 | 2335 | 2441 | 2517 | 2601 | 2700 | 2836 | 2973 | 3125 | 3247 | 3468 | 3711 | 3901 | 4023 | 4091 | 4342 | 4692 | 5452 |
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