Tire Size Comparison Visualizer
2168
17"
129
461 Revs/km
2247
18"
129
445 Revs/km
235
690
235
716
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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 | 10.4 | 31.2 | 52.0 | 72.8 | 93.6 | 114.4 | 135.2 | 156.0 |
| Speed Diff | 0.4 | 1.2 | 2.0 | 2.8 | 3.6 | 4.4 | 5.2 | 6.0 |
Ground Clearance Increased by 13
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See how the 235/55r17 tire size compares to the 235/55r18
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 235/55r17 and 235/55r18 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 235/55r17 and 235/55r18 tire sizes.
On top of that, given the fact that 235/55r17 is the original equipment tire size, you may also emulate the difference between your actual speed and speedometer readings after installing the 235/55r18 tires. Chances are high that you will want to calibrate your speedometer!
