Hummer H3 Gas Mileage (2006 - 2010): Comprehensive Fuel Economy Data

The Hummer H3 gas mileage is 14.5 to 17.5 miles per gallon as specified in our data below, organized by trim, option package, and model year.

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For example, the 2010 Hummer H3 Alpha trim model has a combined gas mileage of 14.5 miles per gallon, while the 2006 Hummer H3 Luxury has a combined gas mileage of 17.5 miles per gallon.

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In the city, the H3 gas mileage is 13 to 16 miles per gallon depending on the trim and model year.

On the highway, the H3 gas mileage is 16 to 19 miles per gallon depending on the trim and model year.

Note: The gas mileage shown for hybrid vehicles is the miles per gallon equivalent.

Check out the Gas Mileage specifications for other makes and models.

2010 Hummer H3 Gas Mileage

Depending on trim level, the 2010 Hummer H3 gas mileage is from 14.5 to 16 miles per gallon combined.

In the city, the 2010 H3 gas mileage is from 13 to 14 miles per gallon, depending on the trim.

On the highway, the 2010 H3 gas mileage is from 16 to 18 miles per gallon, depending on the trim.

2010 Hummer H3 Gas Mileage (Imperial)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
Alpha SUV	5.3L | V8 | E85 SFI FLEXFUEL CAPABLE | 4 Spd Auto, Electronically Controlled | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg

2010 Hummer H3 Gas Mileage (Metric)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
Alpha SUV	5.3L | V8 | E85 SFI FLEXFUEL CAPABLE | 4 Spd Auto, Electronically Controlled | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km

2009 Hummer H3 Gas Mileage

Depending on trim level, the 2009 Hummer H3 gas mileage is from 14.5 to 16 miles per gallon combined.

In the city, the 2009 H3 gas mileage is from 13 to 14 miles per gallon, depending on the trim.

On the highway, the 2009 H3 gas mileage is from 16 to 18 miles per gallon, depending on the trim.

2009 Hummer H3 Gas Mileage (Imperial)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Crew Cab Alpha	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Crew Cab Luxury	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
Crew Cab Adventure	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
Crew Cab	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
H3X SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg

2009 Hummer H3 Gas Mileage (Imperial) Continued

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Alpha H3X SUV	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Alpha SUV	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg

2009 Hummer H3 Gas Mileage (Metric)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Crew Cab Alpha	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Crew Cab Luxury	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
Crew Cab Adventure	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
Crew Cab	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
H3X SUV	3.7L | DOHC 5-CYLINDER MFI | 4 Spd Auto, Electronically Controlled | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km

2009 Hummer H3 Gas Mileage (Metric) Continued

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Alpha H3X SUV	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Alpha SUV	5.3L | V8 | MFI | 4 Spd Auto, Electronically Controlled | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km

2008 Hummer H3 Gas Mileage

Depending on trim level, the 2008 Hummer H3 gas mileage is from 14.5 to 16 miles per gallon combined.

In the city, the 2008 H3 gas mileage is from 13 to 14 miles per gallon, depending on the trim.

On the highway, the 2008 H3 gas mileage is from 16 to 18 miles per gallon, depending on the trim.

2008 Hummer H3 Gas Mileage (Imperial)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
H3X SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
Alpha H3X SUV	5.3L | V8 | MFI (300 HP [223.7 KW] @ 5200 RPM 320LB-FT OF TORQUE [432 NM] @ 4000 RPM | 4 Spd Auto, Electronically Controlled With OD | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Alpha SUV	5.3L | V8 | MFI (300 HP [223.7 KW] @ 5200 RPM 320LB-FT OF TORQUE [432 NM] @ 4000 RPM | 4 Spd Auto, Electronically Controlled With OD | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	14 city mpg | 18 hwy mpg | 16 combined mpg
SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	13 city mpg | 16 hwy mpg | 14.5 combined mpg

2008 Hummer H3 Gas Mileage (Metric)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
H3X SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
Alpha H3X SUV	5.3L | V8 | MFI (300 HP [223.7 KW] @ 5200 RPM 320LB-FT OF TORQUE [432 NM] @ 4000 RPM | 4 Spd Auto, Electronically Controlled With OD | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Alpha SUV	5.3L | V8 | MFI (300 HP [223.7 KW] @ 5200 RPM 320LB-FT OF TORQUE [432 NM] @ 4000 RPM | 4 Spd Auto, Electronically Controlled With OD | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	17.0 city L/100 km | 13.0 hwy L/100 km | 15.0 combined L/100 km
SUV	3.7L | DOHC 5-CYLINDER MFI (242 HP [180.4 KW] @ 5600 RPM 242LB-FT OF TORQUE [326.7 N-M] @ 4600 RPM) | 5 Spd Manual With OD | 4WD	18.0 city L/100 km | 15.0 hwy L/100 km | 16.0 combined L/100 km

2007 Hummer H3 Gas Mileage

The 2007 Hummer H3 gas mileage is 17 miles per gallon combined.

In the city, the 2007 H3 gas mileage is 15 miles per gallon.

On the highway, the 2007 H3 gas mileage is 19 miles per gallon.

2007 Hummer H3 Gas Mileage (Imperial)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	15 city mpg | 19 hwy mpg | 17 combined mpg
H3X SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	15 city mpg | 19 hwy mpg | 17 combined mpg
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	15 city mpg | 19 hwy mpg | 17 combined mpg
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	15 city mpg | 19 hwy mpg | 17 combined mpg

2007 Hummer H3 Gas Mileage (Metric)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	16.0 city L/100 km | 12.0 hwy L/100 km | 14.0 combined L/100 km
H3X SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	16.0 city L/100 km | 12.0 hwy L/100 km | 14.0 combined L/100 km
Adventure SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	16.0 city L/100 km | 12.0 hwy L/100 km | 14.0 combined L/100 km
SUV	3.7L | DOHC 5-CYLINDER MFI | 5 Spd Manual With OD, | 4WD	16.0 city L/100 km | 12.0 hwy L/100 km | 14.0 combined L/100 km

2006 Hummer H3 Gas Mileage

The 2006 Hummer H3 gas mileage is 17.5 miles per gallon combined.

In the city, the 2006 H3 gas mileage is 16 miles per gallon.

On the highway, the 2006 H3 gas mileage is 19 miles per gallon.

2006 Hummer H3 Gas Mileage (Imperial)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	16 city mpg | 19 hwy mpg | 17.5 combined mpg
Adventure SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	16 city mpg | 19 hwy mpg | 17.5 combined mpg
SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	16 city mpg | 19 hwy mpg | 17.5 combined mpg

2006 Hummer H3 Gas Mileage (Metric)

Trim	Engine | Transmission | Drivetrain	City | Highway | Combined Mileage
Luxury SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	15.0 city L/100 km | 12.0 hwy L/100 km | 13.0 combined L/100 km
Adventure SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	15.0 city L/100 km | 12.0 hwy L/100 km | 13.0 combined L/100 km
SUV	3.5L | DOHC 5-CYLINDER MFI (220 HP [164.1 KW] @ 5600 RPM 225LB.-FT. [303.7 N-M} @ 2800 RPM) | 5 Spd Manual With OD | 4WD	15.0 city L/100 km | 12.0 hwy L/100 km | 13.0 combined L/100 km