MPG Atlas

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Hummer H3 MPG

EPA fuel economy for 13 Hummer H3 trims sold from 2006 to 2010. Best ever: 16 MPG (2010 H3 4WD). Latest model year 2010: 14 to 16 MPG combined across 3 trims.

16best combined MPG (2010)
14 / 18city / highway of the best trim
14lowest combined MPG (2010)
5model years rated
$3,900a year to fuel, cheapest 2010 trim at EPA prices

Hummer H3 fuel cost calculator

Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.

At $4.16 a gallon for regular and 15,000 miles a year, the cheapest 2010 Hummer H3 to fuel is the H3 4WD, 3.7 L, 5 cyl (16 MPG) at $3,900 a year. The H3 4WD, 5.3 L, 8 cyl, FFV (14 MPG) costs $4,460, so the thriftier trim saves $560 a year and $2,800 over five years.

2010 trimEngineTransmissionDriveFuelCombCost/yrvs cheapest
H3 4WD3.7 L, 5 cylAuto 4-spd4WDRegular16$3,900cheapest
H3 4WD3.7 L, 5 cylManual 5-spd4WDRegular15$4,160+$260
H3 4WD5.3 L, 8 cyl, FFVAuto 4-spd4WDGasoline or E8514$4,460+$560

Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.

Hummer H3 MPG by year

YearBest combinedCityHwyBest trim that yearTrims
2010161418H3 4WD, 3.7 L, 5 cyl, Auto 4-spd3
2009161418H3 4WD, 3.7 L, 5 cyl, Manual 5-spd3
2008151418H3 4WD, 3.7 L, 5 cyl, Auto 4-spd3
2007151418H3 4WD, 3.7 L, 5 cyl, Auto 4-spd2
2006161418H3 4WD, 3.5 L, 5 cyl, Auto 4-spd2

Every Hummer H3 trim

YearTrimEngineTransmissionDriveFuelCityHwyCombCO2 g/miFuel cost/yr
2010H3 4WD3.7 L, 5 cylAuto 4-spd4WDRegular141816555$3,900
2010H3 4WD3.7 L, 5 cylManual 5-spd4WDRegular141815592$4,160
2010H3 4WD5.3 L, 8 cyl, FFVAuto 4-spd4WDGasoline or E85131614635$4,460
2009H3 4WD3.7 L, 5 cylManual 5-spd4WD/AWDRegular141816555$3,900
2009H3 4WD3.7 L, 5 cylAuto 4-spd4WD/AWDRegular141816555$3,900
2009H3 4WD5.3 L, 8 cylAuto 4-spd4WD/AWDRegular131614635$4,460
2008H3 4WD3.7 L, 5 cylAuto 4-spd4WD/AWDRegular141815592$4,160
2008H3 4WD3.7 L, 5 cylManual 5-spd4WD/AWDRegular131815592$4,160
2008H3 4WD5.3 L, 8 cylAuto 4-spd4WD/AWDRegular131614635$4,460
2007H3 4WD3.7 L, 5 cylAuto 4-spd4WD/AWDRegular141815592$4,160
2007H3 4WD3.7 L, 5 cylManual 5-spd4WD/AWDRegular141815592$4,160
2006H3 4WD3.5 L, 5 cylAuto 4-spd4WD/AWDRegular141816555$3,900
2006H3 4WD3.5 L, 5 cylManual 5-spd4WD/AWDRegular141816555$3,900

CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).

Compare with other 2010 Sport Utility Vehicle - 4WD

VehicleCombinedCityHwy
2010 Ford Escape Hybrid 4WD293027
2010 Lexus RX 450h AWD293028
2010 Mazda Tribute Hybrid 4WD293027
2010 Mercury Mariner Hybrid 4WD293027
2010 Toyota Highlander Hybrid 4WD262725
2010 Jeep Compass 4WD252328

All Sport Utility Vehicle - 4WD ranked by MPG

Questions people ask

What is the best MPG for a Hummer H3?

The most efficient Hummer H3 the EPA has rated is the 2010 H3 4WD at 16 MPG combined (14 city, 18 highway).

What MPG does the 2010 Hummer H3 get?

2010 Hummer H3 trims range from 14 to 16 MPG combined, depending on engine, transmission and drivetrain.

Which Hummer H3 has the worst fuel economy?

The 2010 H3 4WD is the lowest rated at 14 MPG combined.

How much does it cost to fuel a Hummer H3 for a year?

At $4.16 a gallon for regular and 15,000 miles a year, the cheapest 2010 Hummer H3 to fuel is the H3 4WD, 3.7 L, 5 cyl (16 MPG) at $3,900 a year. The H3 4WD, 5.3 L, 8 cyl, FFV (14 MPG) costs $4,460, so the thriftier trim saves $560 a year and $2,800 over five years.

More from Hummer: every Hummer model. Fuel types on this model: Gasoline or E85, Regular. EPA classes: Sport Utility Vehicle - 4WD.