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Tire size · 18-inch wheel · about 30.0x9.3R18

235/65R18 tire size

Overall diameter, nominal30.0 in

Estimate ±763 mm

A 235/65R18 tire is 30.0 in (763 mm) tall and 9.3 in (235 mm) wide on a 18-inch wheel, with a 6.0 in sidewall, and turns about 672 times a mile.

Stock on the Nissan Pathfinder (2013–2020), Toyota Highlander (2020–2026) and Toyota RAV4 (2026), per their makers’ documents.

Width
9.3 in
Sidewall
6.0 in
Wheel
18 in
Revs per mile
672

01 / Dimensions

235/65R18 in inches and millimeters

What the size code works out to. A real tire of the size measures within about 1.5% of it, by brand, tread, wheel width and pressure.

235/65R18

Estimate ±
Overall diameter
30.0 in 763 mm29.6 to 30.5 in for real tires
Section width
9.3 in 235 mm
Sidewall height
6.0 in 153 mm
Wheel diameter
18 in 457 mm
Circumference
94.3 in 2,396 mm
Revolutions per mile
672 417 per km662 to 682

02 / Stock on

Vehicles that leave the factory on 235/65R18

Which configurations run it in which model years, printed the way each maker prints the size, and how it compares with the vehicle’s other stock sizes. A speedometer set for one of those reads off by the amount shown when you fit 235/65R18 instead.

  • Nissan PathfinderMaker
    • 2013–2020 · S, SV, SLprinted 235/65R18

    Nissan Pathfinder model years on 235/65R18:

    Its other stock sizes

    • 235/55R20 (2013–2020 · Platinum). 235/65R18 is 0.1 in shorter: with a speedometer set for 235/55R20 it reads 0.5% high, 59.7 mph at an indicated 60.
    • 255/60R18 (2019–2020 · SV, SL with the Rock Creek Edition, with a package). 235/65R18 is the same height as 255/60R18, so a speedometer set for it reads true.
  • Toyota HighlanderMaker
    • 2026 · XLEprinted P235/65R18
    • 2025 · XLE, LE, XLE Hybrid Nightshade Editionprinted P235/65R18
    • 2024 · XLE, LE; LE Hybrid Nightshade Editionprinted P235/65R18
    • 2021–2023 · XLE, L, LEprinted P235/65R18
    • 2020 · XLE, L, LEprinted P235/65R18M

    Toyota Highlander model years on 235/65R18:

    Its other stock sizes

    • 235/55R20 (2020–2026 · XSE, Limited, Platinum). 235/65R18 is 0.1 in shorter: with a speedometer set for 235/55R20 it reads 0.5% high, 59.7 mph at an indicated 60.
  • Toyota RAV4Maker
    • 2026 · Woodlandprinted 235/65R18

    Toyota RAV4 model years on 235/65R18:

    Its other stock sizes

    • 235/50R20 (2026 · XSE, GR SPORT). 235/65R18 is 0.8 in taller: with a speedometer set for 235/50R20 it reads 2.6% low, 61.6 mph at an indicated 60.
    • 235/60R18 (2026 · SE, XLE Premium, Limited). 235/65R18 is 0.9 in taller: with a speedometer set for 235/60R18 it reads 3.1% low, 61.9 mph at an indicated 60.
    • 235/65R17 (2026 · LE). 235/65R18 is 1.0 in taller: with a speedometer set for 235/65R17 it reads 3.3% low, 62.1 mph at an indicated 60.

Documents last checked . How we read them and what the marks mean: how we source the numbers. A figure doesn’t match its document? Report a wrong number.

03 / Nearby sizes

Sizes either side of 235/65R18

The nearest common upsizes and the next sizes down on the same wheel, from the stock sizes we cover and the sizes owners usually step up to, and sizes about as tall on another wheel.

Nearest sizes up

Nearest sizes up, compared with 235/65R18
SizeTallinHeightvs 235/65R18Widthvs 235/65R18At an indicated 60true mphCompare
265/60R1830.5+0.5 in+1.2 in61.060.1 to 61.9Compare →
275/60R1831.0+1.0 in+1.6 in61.961.0 to 62.9Compare →
255/65R1831.1+1.0 in+0.8 in62.061.1 to 63.0Compare →

Next sizes down

Next sizes down, compared with 235/65R18
SizeTallinHeightvs 235/65R18Widthvs 235/65R18At an indicated 60true mphCompare
245/60R1829.6−0.5 in+0.4 in59.158.2 to 60.0Compare →
235/60R1829.1−0.9 in±0.0 in58.257.3 to 59.0Compare →

About as tall, other wheels

About as tall, other wheels, compared with 235/65R18
SizeTallinHeightvs 235/65R18Widthvs 235/65R18At an indicated 60true mphCompare
255/50R2030.0±0.0 in+0.8 in60.059.1 to 60.9Compare →
255/55R1930.0±0.0 in+0.8 in60.059.1 to 60.9Compare →
255/65R1730.1±0.0 in+0.8 in60.059.1 to 60.9Compare →
255/70R1630.1±0.0 in+0.8 in60.159.2 to 61.0Compare →

04 / Next

Compare it with your size

Tire size calculator235/65R18 against 265/60R18, or any two sizes: height, speedometer and gearing.Compare sizesTire sizes by vehicleEvery stock size on the trucks and SUVs we cover.Browse sizesNissan Pathfinder tiresStock tires and wheels by trim, and what bigger tires change on the Nissan Pathfinder.See the tiresToyota Highlander tiresStock tires and wheels by trim, and what bigger tires change on the Toyota Highlander.See the tires

05 / FAQ

Questions people ask

What is 235/65R18 in inches?

About 30.0x9.3R18: 30.0 in tall and 9.3 in wide on a 18-inch wheel.

Which vehicles come with 235/65R18 tires?

In our data: Nissan Pathfinder (2013–2020), Toyota Highlander (2020–2026) and Toyota RAV4 (2026).

How does 235/65R18 compare with the Toyota RAV4’s other stock sizes?

235/65R18 is 0.8 in taller: with a speedometer set for 235/50R20 it reads 2.6% low, 61.6 mph at an indicated 60. 235/65R18 is 0.9 in taller: with a speedometer set for 235/60R18 it reads 3.1% low, 61.9 mph at an indicated 60. 235/65R18 is 1.0 in taller: with a speedometer set for 235/65R17 it reads 3.3% low, 62.1 mph at an indicated 60.

What is the next size up from 235/65R18?

265/60R18: about 0.5 in taller and 1.2 in wider. On a speedometer set for 235/65R18 it reads 1.6% low (61.0 mph at an indicated 60).