265/60R18 vs 255/70R18

265/60R18 vs 255/70R18: Comparision Size Chart


265/60R18 (Tire 1)255/70R18 (Tire 2)Difference
Tire Size In Inches30.5X10.4R1832X10R18
Diameter30.52"775.2 mm32.06"814.2 mm5.03%
Tread Width10.4265 mm10"255 mm-3.77%
Rim Diameter18"457.2 mm18"457.2 mm0%
Sidewall Height6.26"159 mm7.03"178.5 mm12.26%
Circumference95.88"2435.36 mm100.72"2435.36 mm5.03%
Revs/Mile660.83 Revs/Mile629.07 Revs/Mile-31.76
Revs/Kilometer410.62 Revs/Mile390.89 Revs/Mile-19.73
Tire 1 Front View
10.4"
30.52"
Tire 2 Front View
10.4"
32.06"
Tire 1 Side View
Tire 1 Wheel
Circumference 1
95.88"
18"
6.26"
660.83 Revs/Mile
Tire 2 Side View
Tire 2 Wheel
Circumference 2
100.72"
18"
7.03"
629.07 Revs/Mile

Speedometer Error

265/60R18 (Mph)255/70R18 (Mph)
2021.01
3536.76
5052.52
6568.27
8084.02
9094.53
100105.03

255/70R18 vs 265/60R18: Gas Mileage & Performance Comparison

* Below is a comparison table. Assuming 2 tires of the same manufacturer, material and tested on the same road conditions.

265/60R18255/70R18
Wet/Snowy RoadsBetter TractionReduced Traction
Rough TerrainReduced StabilitySmoother Ride
Handling/SteeringBetterLess Responsive
Gas MileageGoodBetter
Road NoiseQuietQuieter
CostLess ExpensiveMore Expensive

Can You Replace The 265/60R18 With The 255/70R18?

No, both tires have the same rim diameter, but the 255/70R18 has a bigger overall diameter than the 265/60R18 which is 4.79% (1.54-inch).

When you want to replace a different tire size, as a rule, for the rim diameter, you will need to be sure that your tires and rims are an exact match, e.g. a 265/60R18 tire will only fit on a 18″ diameter rim.

You Can check our tools and charts below to find your size:

*Disclaimer: The information provided on the tire size is for general informational purposes only. We recommend that you consult a certified tire specialist or National Highway Traffic Safety Administration (NHTSA) sets specific guidelines for tires used on vehicles.


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Jamie Hicks

Sullivan Kane

Tire Technician at TireSizesCalculator

Sullivan is a Tire Technician specializing in tire repair at TireSizesCalculator. With over 6 years of experience in the industry, Sullivan has become an expert in tire repair, maintenance & installation.


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