285/55r20 vs 265/70r18 Tire Comparison Table
Tire Size Comparison Visualizer
2580
20"
157
388 Revs/km
2601
18"
186
385 Revs/km
285
822
265
828
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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 | 10.1 | 30.3 | 50.5 | 70.7 | 90.9 | 111.1 | 131.3 | 151.5 |
| Speed Diff | 0.1 | 0.3 | 0.5 | 0.7 | 0.9 | 1.1 | 1.3 | 1.5 |
Ground Clearance Increased by 3
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Check out how the 285/55r20 differs in size from the 265/70r18
Would you like to upsize your tires?
The visuals and tables above illustrate the difference in dimensions between 285/55r20 and 265/70r18 tires.
By looking at a visual representation of the differences in tire diameter, width, sidewall height, circumference, revs per mile, and speed difference, it easy to compare the 285/55r20 and 265/70r18 tire sizes.
Besides, considering that 285/55r20 is the factory size, your vehicle’s speedometer shows the correct speed. Check out the chart with the possible speed difference should you decide to go with the 265/70r18 tires. It is strongly recommended to calibrate speedometer every time you upsize or downsize your tires.