Tire Size Comparison Visualizer
2459
20"
138
407 Revs/km
2401
20"
128
417 Revs/km
275
783
285
765
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Speedometer Error
(Set Size1 to OEM Size)
(Set Size1 to OEM Size)
| Speed | 10 km/h | 30 km/h | 50 km/h | 70 km/h | 90 km/h | 110 km/h | 130 km/h | 150 km/h |
|---|---|---|---|---|---|---|---|---|
| Actual | 9.8 | 29.4 | 49.0 | 68.6 | 88.2 | 107.8 | 127.4 | 147.0 |
| Speed Diff | -0.2 | -0.6 | -1.0 | -1.4 | -1.8 | -2.2 | -2.6 | -3.0 |
Ground Clearance Decreased by 9
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See how the 275/50r20 tire size compares to the 285/45r20
Making a decision before buying the right tire size? Or maybe you want new aftermarket tires?
The comparison charts above represent detailed calculations of the difference in size between 275/50r20 and 285/45r20 tires.
The resulting calculations of tire diameter and width, sidewall height, circumference and rim diameter are provided in the form of comparison table and visual graphics to better convey the difference between 275/50r20 and 285/45r20 tire sizes.
On top of that, given the fact that 275/50r20 is the original equipment tire size, you may also emulate the difference between your actual speed and speedometer readings after installing the 285/45r20 tires. Chances are high that you will want to calibrate your speedometer!
