Accepts P-Metric and Inches
165/82-15 | 225/30-20 | Difference | |
---|---|---|---|
Diameter inches (mm) | 25.65 (651.6) | 25.31 (643) | -0.34 (-8.6) -1.3% |
Width inches (mm) | 6.5 (165) | 8.86 (225) | 2.36 (60) 36.4% |
Circum. inches (mm) | 80.59 (2047.06) | 79.53 (2020.04) | -1.06 (-27.02) -1.3% |
Sidewall Height inches (mm) | 5.33 (135.3) | 2.66 (67.5) | -2.67 (-67.8) -50.1% |
Revolutions per mile (km) | 786.17 (488.5) | 796.69 (495.04) | 10.51 (6.53) 1.3% |
225/30-20 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.74 mph (31.76 km/h) |
25 mph (40.23 km/h) | 24.67 mph (39.7 km/h) |
30 mph (48.28 km/h) | 29.6 mph (47.64 km/h) |
35 mph (56.33 km/h) | 34.54 mph (55.58 km/h) |
40 mph (64.37 km/h) | 39.47 mph (63.52 km/h) |
45 mph (72.42 km/h) | 44.41 mph (71.46 km/h) |
50 mph (80.47 km/h) | 49.34 mph (79.41 km/h) |
55 mph (88.51 km/h) | 54.27 mph (87.35 km/h) |
60 mph (96.56 km/h) | 59.21 mph (95.29 km/h) |
65 mph (104.61 km/h) | 64.14 mph (103.23 km/h) |
70 mph (112.65 km/h) | 69.08 mph (111.17 km/h) |
75 mph (120.7 km/h) | 74.01 mph (119.11 km/h) |
80 mph (128.75 km/h) | 78.94 mph (127.05 km/h) |
85 mph (136.79 km/h) | 83.88 mph (134.99 km/h) |
90 mph (144.84 km/h) | 88.81 mph (142.93 km/h) |
95 mph (152.89 km/h) | 93.75 mph (150.87 km/h) |
100 mph (160.93 km/h) | 98.68 mph (158.81 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2027 | 2355 | 2536 | 2649 | 2769 | 2856 | 2951 | 3063 | 3218 | 3373 | 3546 | 3684 | 3934 | 4210 | 4426 | 4564 | 4641 | 4926 | 5323 | 6186 |
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