305/50r18 vs 275/70r18 Tire Comparison Table
Tire Size Comparison Visualizer
2393
18"
153
418 Revs/km
2645
18"
193
378 Revs/km
305
762
275
842
Powered by moontire.com
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 | 11.0 | 33.0 | 55.0 | 77.0 | 99.0 | 121.0 | 143.0 | 165.0 |
| Speed Diff | 1.0 | 3.0 | 5.0 | 7.0 | 9.0 | 11.0 | 13.0 | 15.0 |
Ground Clearance Increased by 40
You can add this widget to your site!
Widget Code:
<iframe name = "TireComparison Calculator" id="tirecalc" width=100% height=100% style="border:none;" src="https://moontire.com/tire-size-calculator/&frame=1">
Check out how the 305/50r18 differs in size from the 275/70r18
Would you like to upsize your tires?
The visuals and tables above illustrate the difference in dimensions between 305/50r18 and 275/70r18 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 305/50r18 and 275/70r18 tire sizes.
Besides, considering that 305/50r18 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 275/70r18 tires. It is strongly recommended to calibrate speedometer every time you upsize or downsize your tires.