235/65R17 vs 235/60R18

235/65R17 vs 235/60R18: Comparision Size Chart


235/65R17 (Tire 1)235/60R18 (Tire 2)Difference
Tire Size In Inches29X9.3R1729.1X9.3R18
Diameter29.03"737.3 mm29.1"739.2 mm0.26%
Tread Width9.3235 mm9.3"235 mm0%
Rim Diameter17"431.8 mm18"457.2 mm5.88%
Sidewall Height6.01"152.75 mm5.55"141 mm-7.69%
Circumference91.2"2316.3 mm91.42"2316.3 mm0.26%
Revs/Mile694.74 Revs/Mile693.06 Revs/Mile-1.6800000000001
Revs/Kilometer431.69 Revs/Mile430.65 Revs/Mile-1.04
Tire 1 Front View
9.3"
29.03"
Tire 2 Front View
9.3"
29.1"
Tire 1 Side View
Tire 1 Wheel
Circumference 1
91.2"
17"
6.01"
694.74 Revs/Mile
Tire 2 Side View
Tire 2 Wheel
Circumference 2
91.42"
18"
5.55"
693.06 Revs/Mile

Speedometer Error

235/65R17 (Mph)235/60R18 (Mph)
2020.05
3535.09
5050.13
6565.17
8080.21
9090.23
100100.26

235/60R18 vs 235/65R17: Gas Mileage & Performance Comparison

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

235/65R17235/60R18
Wet/Snowy RoadsReduced TractionBetter Traction
Rough TerrainSmoother RideReduced Stability
Handling/SteeringLess ResponsiveLess Responsive
Gas MileageGoodBetter
Road NoiseQuieterQuieter
CostLess ExpensiveMore Expensive

Can You Replace The 235/65R17 With The 235/60R18?

Definitely no, because these 2 tires are different overall rim sizes.

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 235/65R17 tire will only fit on a 17″ 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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