305/60r18 vs 305/70r18 Tire Size Comparison

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305/60r18 vs 305/70r18 Tire Size Comparison
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Tire Size Comparison Visualizer
Tire 1 Side View
Tire 1 Wheel
2585
18"
183
387 Revs/km
Tire 2 Side View
Tire 2 Wheel
2776
18"
214
360 Revs/km
Tire 1 Front View
305
823
Tire 2 Front View
305
884
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Speedometer Error
(Set Size1 to OEM Size)

Speed 10 km/h30 km/h50 km/h70 km/h90 km/h110 km/h130 km/h150 km/h
Actual 10.732.153.574.996.3117.7139.1160.5
Speed Diff0.72.13.54.96.37.79.110.5

Ground Clearance Increased by 30.5

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See how the 305/60r18 tire size compares to the 305/70r18

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 305/60r18 and 305/70r18 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 305/60r18 and 305/70r18 tire sizes.

On top of that, given the fact that 305/60r18 is the original equipment tire size, you may also emulate the difference between your actual speed and speedometer readings after installing the 305/70r18 tires. Chances are high that you will want to calibrate your speedometer!

Other sizes often compared:

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