285/60R20 vs 35X12.50R20

285/60R20 vs 35X12.50R20: Comparision Size Chart


285/60R20 (Tire 1)35X12.50R20 (Tire 2)Difference
Tire Size In Inches33.5X11.2R2035X12.50R20
Diameter33.46"850 mm35.04"890 mm4.71%
Tread Width11.2285 mm12.5"318 mm11.58%
Rim Diameter20"508 mm20"508 mm0%
Sidewall Height6.73"171 mm7.52"191 mm11.7%
Circumference105.12"2670.35 mm110.08"2670.35 mm4.71%
Revs/Mile602.74 Revs/Mile575.58 Revs/Mile-27.16
Revs/Kilometer374.53 Revs/Mile357.65 Revs/Mile-16.88
Tire 1 Front View
11.2"
33.46"
Tire 2 Front View
11.2"
35.04"
Tire 1 Side View
Tire 1 Wheel
Circumference 1
105.12"
20"
6.73"
602.74 Revs/Mile
Tire 2 Side View
Tire 2 Wheel
Circumference 2
110.08"
20"
7.52"
575.58 Revs/Mile

Speedometer Error

285/60R20 (Mph)35X12.50R20 (Mph)
2020.94
3536.65
5052.36
6568.06
8083.77
9094.24
100104.71

35X12.50R20 vs 285/60R20: Gas Mileage & Performance Comparison

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

285/60R2035X12.50R20
Wet/Snowy RoadsBetter TractionReduced Traction
Rough TerrainReduced StabilitySmoother Ride
Handling/SteeringLess ResponsiveBetter
Gas MileageGoodBetter
Road NoiseQuieterQuiet
CostLess ExpensiveMore Expensive

Can You Replace The 285/60R20 With The 35X12.50R20?

No, both tires have the same rim diameter, but the 35X12.50R20 has a bigger overall diameter than the 285/60R20 which is 4.49% (1.58-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 285/60R20 tire will only fit on a 20″ 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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