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BMW G45 30
Shown: BMW G45 30. Photo: Alexander Migl, CC BY-SA 4.0, via Wikimedia Commons
  • Hybrid
  • Small SUVs
  • MY2004–2026

BMW X3 MPG & Fuel Cost by Year

23 model years · 2004–2026

29 MPG
Combined
27 MPG
City
33 MPG
Highway
Annual cost · MY2026 xDrive30 2.0L 4-cyl turbo AWD
$2,750

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

All BMW models

BMW X3 fuel economy at a glance

EPA has rated the BMW X3 for 23 model years, 2004 to 2026. Across those years its combined rating runs 16–30 MPG. The latest model year, 2026, has 2 configurations rated 27–29 MPG combined and costing $2,750–$2,940 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2004 is the 2016 xDrive28d 2.0L 4-cyl turbo AWD, at 30 MPG.

BMW X3 MPG by year

15202530 2004201120182026 Gas Hybrid Diesel 15202530 2004201120182026 Gas Hybrid Diesel
Combined MPG: the line is the most efficient configuration, the shaded band reaches down to the least efficient. Dotted lines mark new generations.
BMW X3: combined fuel economy and annual fuel cost for each model year, grouped by generation
Year Gas (MPG)Hybrid (MPG)Diesel (MPG)Plug-in hybrid, gas only (MPG) $/yr
2025-2026 (G45) Generation page
2026 —27–29—— $2,750–$2,940
2025 —27–29—— $2,750–$2,940
2018-2024 (G01) Generation page
2024 17–2523—— $3,220–$4,750
2023 17–2523—— $3,220–$4,750
2022 17–2523—— $3,220–$4,750
2021 16–27——24 $2,610–$4,970
2020 16–27——24 $2,610–$4,970
2019 23–26——— $3,110–$3,550
2018 23–25——— $3,260–$3,520
2011-2017 (F25) Generation page
2017 21–24——— $3,400–$3,780
2016 21–24—30— $3,200–$3,750
2015 21–24—30— $3,200–$3,770
2014 21–24——— $3,380–$3,770
2013 21–24——— $3,380–$3,770
2012 21——— $3,770
2011 21——— $3,770
2004-2010 (E83) Generation page
2010 19–20——— $4,020–$4,230
2009 19–20——— $4,020–$4,230
2008 19–20——— $4,020–$4,230
2007 19–20——— $4,020–$4,230
2006 17–18——— $4,460–$4,730
2005 17–18——— $4,460–$4,730
2004 17–18——— $4,460–$4,730

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.

BMW X3 generations

4 generations between 2004 and 2026. Open one for the table of every model year and configuration.

2026 powertrain options

Hybrid · 2.0L, 3.0L
Combined
27–29 MPG
Per year
$2,750–$2,940
See hybrid configurations
EPA ratings: fueleconomy.gov file of Sep 29, 2026 · premium gasoline $5.36/gal (U.S. average, Sep 2026) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Frequently asked questions

What is the BMW X3's gas mileage by year?

EPA combined ratings for the BMW X3 run 16–30 MPG across model years 2004 to 2026. The latest year, 2026, is rated 27–29 MPG.

Which BMW X3 model year has the best gas mileage?

The 2016 BMW X3 xDrive28d 2.0L 4-cyl turbo AWD has the highest combined rating since 2004, at 30 MPG.

How much does a BMW X3 cost to fuel per year?

For MY2026, EPA-rated configurations cost $2,750–$2,940 a year to fuel, driving 15,000 miles at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient one costs $2,750.

Has the BMW X3's fuel economy improved over time?

Yes. The most efficient configuration moved from 18 MPG in 2004 to 29 MPG in 2026, 11 MPG more.

Is there a hybrid, plug-in or electric BMW X3?

Yes. Hybrid versions are rated from 2022 to 2026 (23–29 MPG); Plug-in hybrid versions are rated from 2020 to 2021 (24 MPG).

Which BMW X3 model years have the same ratings?

EPA lists identical ratings as the previous year for 2005, 2012. The generation pages mark those years "same EPA ratings" and point to the year that holds the full table.

How many generations of the BMW X3 are there?

EPA data covers 4 generations of the BMW X3: 2025-2026, 2018-2024, 2011-2017, 2004-2010. Each has its own page with a table for every model year.