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Hummer H3 vs. Chevrolet Prizm MPG

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Chart is based on 54 fuel economy reports for the Hummer H3 and 2 fuel economy reports for the Chevrolet Prizm.

Hummer H3 MPG

Hummer H3 Hummer H3 2009 20.0 MPG Highway Percentage 0 percent Hummer H3 Hummer H3 2008 19.5 MPG Highway Percentage 50 percent Hummer H3 Hummer H3 2008 16.5 MPG Highway Percentage 30 percent Hummer H3 Hummer H3 2007 18.0 MPG Highway Percentage 43 percent Hummer H3 Hummer H3 2007 15.8 MPG Highway Percentage 21 percent Hummer H3 Hummer H3 2006 16.6 MPG Highway Percentage 49 percent Hummer H3 Hummer H3 2006 16.4 MPG Highway Percentage 55 percent
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2009 4dr SUV 295-horsepower 5.3L V8
4-speed automatic AWD w/low range
flat light hvy 0 100 0 0 20.0  
2008 4dr SUV 242-horsepower 3.7L I5
5-speed manual AWD w/low range
hills light light 0 50 0 50 55 19.5  
2008 4dr SUV 242-horsepower 3.7L I5
4-speed automatic AWD w/low range
flat light none 2 56 12 30 65 16.5  
2007 4dr SUV 242-horsepower 3.7L I5
5-speed manual AWD w/low range
hills med light 17 17 24 43 65 18.0  
2007 4dr SUV 242-horsepower 3.7L I5
4-speed automatic AWD w/low range
flat light light 16 27 36 21 60 15.8  
2006 4dr SUV 220-horsepower 3.5L I5
5-speed manual AWD w/low range
flat med none 2 31 18 49 68 16.6  
2006 4dr SUV 220-horsepower 3.5L I5
4-speed automatic AWD w/low range
flat med light 10 19 16 55 68 16.4  

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This page shows only averages. See all the Hummer H3 fuel economy data.

Chevrolet Prizm MPG

Chevrolet Prizm Chevrolet Prizm 2001 28.1 MPG Highway Percentage 20 percent Chevrolet Prizm Chevrolet Prizm 2000 26.7 MPG Highway Percentage 10 percent
Year Body/Powertrain flat, hilly, or mountainousLand driving style: very light to "lead foot"Foot A/C use: none to heavyA/C constant stop and goTraf % many stops per mileCity % stop every mile or twoSub % fairly steady speedHwy % Hwy Spd MPG
2001 4dr Sedan 125-horsepower 1.8L I4
3-speed automatic FWD
flat light none 0 20 60 20 65 28.1  
2000 4dr Sedan 125-horsepower 1.8L I4
3-speed automatic FWD
flat light light 5 15 70 10 45 26.7  

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This page shows only averages. See all the Chevrolet Prizm fuel economy data.

Hummer H3 vs. Chevrolet Prizm MPG

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Hummer H3 and Chevrolet Prizm's where a car was driven. So you can get an idea of their real-world MPG based on how and where you drive a car.

See TrueDelta's information for all SUVs and SUTs.
See TrueDelta's information for all Hummer models and Chevrolet models.

What Our Members Are Saying about the Real Gas Mileage of the Hummer H3

Hummer H3 Real Gas Mileage: Cons
YearBody/PowertrainComment
2006 4dr SUV 220-horsepower 3.5L I5
4-speed automatic AWD w/low range
It could be better... Why no medium-duty diesel? see full Hummer H3 review
2006 4dr SUV 220-horsepower 3.5L I5
4-speed automatic AWD w/low range
I knew what I was getting into when I bought it. But come on, 14.8mg on the freeway? I would have bought an H2 if I knew that was going to happen. You have to drive like a grandpa to achieve 17mpg. i.e. - under 65 on the freeway. see full Hummer H3 review
 

What Our Members Are Saying about the Real Gas Mileage of the Chevrolet Prizm

Chevrolet Prizm Real Gas Mileage: Pros
YearBody/PowertrainComment
2002 4dr Sedan 125-horsepower 1.8L I4
3-speed automatic FWD
Car gets pretty good fuel economy. ~30 see full Chevrolet Prizm review