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2003 Mitsubishi Montero Sport LS AWD
Shown: 2003 Mitsubishi Montero Sport LS AWD. Photo: MercurySable99, CC BY-SA 4.0, via Wikimedia Commons
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  • MY2000–2004

Mitsubishi Montero Sport MPG & Fuel Cost by Year

5 model years · 2000–2004

17 MPG
Combined
15 MPG
City
19 MPG
Highway
Annual cost · MY2004 Montero Sport 3.5L 6-cyl RWD
$3,840

15,000 mi/yr · regular gasoline $4.36/gal (U.S. average, Sep 2026)

All Mitsubishi models

Mitsubishi Montero Sport fuel economy at a glance

EPA has rated the Mitsubishi Montero Sport for 5 model years, 2000 to 2004. Across those years its combined rating runs 15–18 MPG. The latest model year, 2004, has 2 configurations rated 15–17 MPG combined and costing $3,840–$4,360 a year to fuel at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2000 is the 2003 Montero Sport 3.0L 6-cyl RWD, at 18 MPG. EPA ratings go back to 1984: the earliest rating on this page is 21 MPG in 1997.

Mitsubishi Montero Sport MPG by year

141618 20002004 Gas 141618 20002004 Gas
Combined MPG: the line is the most efficient configuration, the shaded band reaches down to the least efficient. Dotted lines mark new generations.
Mitsubishi Montero Sport: combined fuel economy and annual fuel cost for each model year, grouped by generation
Year Gas (MPG) $/yr
2000-2004 Generation page
2004 15–17 $3,840–$4,360
2003 15–18 $3,630–$4,360
2002 15–18 $3,630–$4,360
2001 16–18 $3,630–$4,080
2000 15–17 $3,840–$4,360

Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.

Mitsubishi Montero Sport generations

1 generations between 2000 and 2004. Open one for the table of every model year and configuration.

2003 Mitsubishi Montero Sport LS AWD

2000-2004 Mitsubishi Montero Sport

15–18 MPG · $3,630–$4,360/yr

2004 powertrain options

Gas · 3.5L
Combined
15–17 MPG
Per year
$3,840–$4,360
See gas configurations

Mitsubishi Montero Sport MPG history, 1997–1999

Mitsubishi Montero Sport: combined MPG range by model year, 1997–1999
YearGas (MPG)
1999 16–20
1998 17–21
1997 17–21

EPA re-estimated the ratings of pre-2008 vehicles under its 2008 method; these are the re-estimated values.

EPA ratings: fueleconomy.gov file of Sep 29, 2026 · regular gasoline $4.36/gal (U.S. average, Sep 2026) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Frequently asked questions

What is the Mitsubishi Montero Sport's gas mileage by year?

EPA combined ratings for the Mitsubishi Montero Sport run 15–18 MPG across model years 2000 to 2004. The latest year, 2004, is rated 15–17 MPG.

Which Mitsubishi Montero Sport model year has the best gas mileage?

The 2003 Mitsubishi Montero Sport Montero Sport 3.0L 6-cyl RWD has the highest combined rating since 2000, at 18 MPG.

How much does a Mitsubishi Montero Sport cost to fuel per year?

For MY2004, EPA-rated configurations cost $3,840–$4,360 a year to fuel, driving 15,000 miles at regular gasoline $4.36/gal (U.S. average, Sep 2026). The most efficient one costs $3,840.

Has the Mitsubishi Montero Sport's fuel economy improved over time?

Not much. The most efficient configuration is rated 17 MPG in both 2000 and 2004. Going back further, the best rating in 1984 was 21 MPG.

Which Mitsubishi Montero Sport model years have the same ratings?

EPA lists identical ratings as the previous year for 2003. The generation pages mark those years "same EPA ratings" and point to the year that holds the full table.