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Tire size · 20-inch wheel · about 29.4x10.4R20

265/45R20 tire size

Overall diameter, nominal29.4 in

Estimate ±747 mm

A 265/45R20 tire is 29.4 in (747 mm) tall and 10.4 in (265 mm) wide on a 20-inch wheel, with a 4.7 in sidewall, and turns about 686 times a mile.

Stock on the Honda Passport (2019–2025), per their makers’ documents.

Width
10.4 in
Sidewall
4.7 in
Wheel
20 in
Revs per mile
686

01 / Dimensions

265/45R20 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.

265/45R20

Estimate ±
Overall diameter
29.4 in 747 mm28.9 to 29.8 in for real tires
Section width
10.4 in 265 mm
Sidewall height
4.7 in 119 mm
Wheel diameter
20 in 508 mm
Circumference
92.3 in 2,345 mm
Revolutions per mile
686 426 per km676 to 697

02 / Stock on

Vehicles that leave the factory on 265/45R20

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 265/45R20 instead.

  • Honda PassportMaker
    • 2024–2025 · EX-L, Black Editionprinted 265/45R20
    • 2022–2023 · EX-L, Eliteprinted 265/45R20
    • 2019–2021 · Touring, Eliteprinted 265/45R20

    Honda Passport model years on 265/45R20:

    Its other stock sizes

    • 245/50R20 (2019–2021 · Sport, EX-L). 265/45R20 is 0.3 in shorter: with a speedometer set for 245/50R20 it reads 0.9% high, 59.5 mph at an indicated 60.
    • 245/60R18 (2022–2025 · TrailSport). 265/45R20 is 0.2 in shorter: with a speedometer set for 245/60R18 it reads 0.6% high, 59.6 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 265/45R20

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 265/45R20
SizeTallinHeightvs 265/45R20Widthvs 265/45R20At an indicated 60true mphCompare
245/50R2029.6+0.3 in−0.8 in60.559.6 to 61.4Compare →
255/50R2030.0+0.6 in−0.4 in61.360.4 to 62.2Compare →
235/55R2030.2+0.8 in−1.2 in61.660.7 to 62.5Compare →

Next sizes down

Next sizes down, compared with 265/45R20
SizeTallinHeightvs 265/45R20Widthvs 265/45R20At an indicated 60true mphCompare
235/50R2029.3−0.1 in−1.2 in59.758.8 to 60.6Compare →

About as tall, other wheels

About as tall, other wheels, compared with 265/45R20
SizeTallinHeightvs 265/45R20Widthvs 265/45R20At an indicated 60true mphCompare
225/70R1729.4±0.0 in−1.6 in60.059.1 to 60.9Compare →
225/75R1629.3−0.1 in−1.6 in59.858.9 to 60.7Compare →
245/70R1629.5+0.1 in−0.8 in60.259.3 to 61.1Compare →
265/60R1729.5+0.1 in±0.0 in60.359.4 to 61.2Compare →

04 / Next

Compare it with your size

Tire size calculator265/45R20 against 245/50R20, or any two sizes: height, speedometer and gearing.Compare sizesTire sizes by vehicleEvery stock size on the trucks and SUVs we cover.Browse sizesHonda Passport tiresStock tires and wheels by trim, and what bigger tires change on the Honda Passport.See the tires

05 / FAQ

Questions people ask

What is 265/45R20 in inches?

About 29.4x10.4R20: 29.4 in tall and 10.4 in wide on a 20-inch wheel.

Which vehicles come with 265/45R20 tires?

In our data: Honda Passport (2019–2025).

How does 265/45R20 compare with the Honda Passport’s other stock sizes?

265/45R20 is 0.3 in shorter: with a speedometer set for 245/50R20 it reads 0.9% high, 59.5 mph at an indicated 60. 265/45R20 is 0.2 in shorter: with a speedometer set for 245/60R18 it reads 0.6% high, 59.6 mph at an indicated 60.

What is the next size up from 265/45R20?

245/50R20: about 0.3 in taller and 0.8 in narrower. On a speedometer set for 265/45R20 it reads 0.9% low (60.5 mph at an indicated 60).