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Chevrolet Avalanche vs. Porsche 911 MPG

Chart is based on 118 fuel economy reports for the Chevrolet Avalanche and 56 fuel economy reports for the Porsche 911.

Chevrolet Avalanche MPG

Chevrolet Avalanche Chevrolet Avalanche 2013 13.7 MPG Highway Percentage 50 percent Chevrolet Avalanche Chevrolet Avalanche 2012 17.0 MPG Highway Percentage 35 percent Chevrolet Avalanche Chevrolet Avalanche 2011 17.7 MPG Highway Percentage 23 percent Chevrolet Avalanche Chevrolet Avalanche 2011 18.2 MPG Highway Percentage 100 percent Chevrolet Avalanche Chevrolet Avalanche 2011 15.4 MPG Highway Percentage 58 percent Chevrolet Avalanche Chevrolet Avalanche 2009 17.6 MPG Highway Percentage 65 percent Chevrolet Avalanche Chevrolet Avalanche 2008 16.9 MPG Highway Percentage 60 percent Chevrolet Avalanche Chevrolet Avalanche 2007 16.1 MPG Highway Percentage 15 percent Chevrolet Avalanche Chevrolet Avalanche 2007 15.6 MPG Highway Percentage 56 percent Chevrolet Avalanche Chevrolet Avalanche 2006 18.2 MPG Highway Percentage 15 percent Chevrolet Avalanche Chevrolet Avalanche 2006 14.5 MPG Highway Percentage 38 percent Chevrolet Avalanche Chevrolet Avalanche 2005 19.0 MPG Highway Percentage 75 percent Chevrolet Avalanche Chevrolet Avalanche 2005 14.5 MPG Highway Percentage 63 percent Chevrolet Avalanche Chevrolet Avalanche 2004 17.3 MPG Highway Percentage 93 percent Chevrolet Avalanche Chevrolet Avalanche 2003 15.5 MPG Highway Percentage 30 percent Chevrolet Avalanche Chevrolet Avalanche 2002 13.2 MPG Highway Percentage 20 percent Chevrolet Avalanche Chevrolet Avalanche 2002 20.5 MPG Highway Percentage 100 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
2013 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD w/low range
flat med light 0 0 50 50 70 13.7  
2012 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD w/low range
flat med none 0 10 55 35 75 17.0  
2011 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic RWD
flat light none 45 0 32 23 90 17.7  
2011 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD w/low range
hills med light 0 0 0 100 80 18.2  
2011 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD
flat v.lt none 0 0 43 58 100 15.4  
2009 4dr SUT 310-horsepower 5.3L V8
6-speed shiftable automatic 4WD w/low range
flat light none 0 10 25 65 70 17.6  
2008 4dr SUT 320-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat med hvy 10 10 20 60 70 16.9  
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2007 4dr SUT 320-horsepower 5.3L V8
4-speed automatic RWD
flat med hvy 5 40 40 15 60 16.1  
2007 4dr SUT 320-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat light light 4 16 24 56 65 15.6  
2006 4dr SUT 295-horsepower 5.3L V8
4-speed automatic RWD
hills med light 5 80 0 15 75 18.2  
2006 4dr SUT 295-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat med none 5 40 18 38 65 14.5  
2005 4dr SUT 295-horsepower 5.3L V8
4-speed automatic RWD
flat med light 5 5 15 75 70 19.0  
2005 4dr SUT 295-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat light light 8 2 26 63 65 14.5  
2004 4dr SUT 295-horsepower 5.3L V8
4-speed automatic 4WD w/low range
hills light none 0 0 7 93 80 17.3  
2003 4dr SUT 285-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat med none 21 23 25 30 80 15.5  
2002 4dr SUT 285-horsepower 5.3L V8
4-speed automatic RWD
flat light none 0 50 30 20 60 13.2  
2002 4dr SUT 285-horsepower 5.3L V8
4-speed automatic 4WD w/low range
hills light light 0 0 0 100 70 20.5  

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Porsche 911 MPG

Porsche 911 Porsche 911 2009 19.0 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2009 21.3 MPG Highway Percentage 78 percent Porsche 911 Porsche 911 2009 26.9 MPG Highway Percentage 90 percent Porsche 911 Porsche 911 2009 23.3 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2009 19.8 MPG Highway Percentage 50 percent Porsche 911 Porsche 911 2008 20.0 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2007 23.3 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2007 22.0 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2007 23.8 MPG Highway Percentage 85 percent Porsche 911 Porsche 911 2006 18.0 MPG Highway Percentage 34 percent Porsche 911 Porsche 911 2006 21.3 MPG Highway Percentage 80 percent Porsche 911 Porsche 911 2006 18.0 MPG Highway Percentage 35 percent Porsche 911 Porsche 911 2006 19.9 MPG Highway Percentage 66 percent Porsche 911 Porsche 911 2005 20.6 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2005 20.7 MPG Highway Percentage 23 percent Porsche 911 Porsche 911 2005 19.1 MPG Highway Percentage 70 percent Porsche 911 Porsche 911 2004 18.0 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2003 18.0 MPG Highway Percentage 50 percent Porsche 911 Porsche 911 2002 13.0 MPG Highway Percentage 70 percent Porsche 911 Porsche 911 2002 20.0 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2002 22.3 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2002 19.6 MPG Highway Percentage 10 percent Porsche 911 Porsche 911 2001 20.0 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2001 21.0 MPG Highway Percentage 20 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 2dr Coupe 385-horsepower 3.8L H6
7-speed automated manual RWD
flat med hvy 2 38 30 30 80 19.0  
2009 2dr Coupe 385-horsepower 3.8L H6
6-speed manual RWD
flat lead light 1 1 20 78 75 21.3  
2009 2dr Coupe 345-horsepower 3.6L H6
7-speed automated manual RWD
flat light none 0 10 0 90 75 26.9  
2009 2dr Coupe 345-horsepower 3.6L H6
6-speed manual RWD
flat v.lt none 5 20 50 25 70 23.3  
2009 2dr Convertible 385-horsepower 3.8L H6
6-speed manual RWD
flat med light 0 0 50 50 75 19.8  
2008 2dr Coupe 355-horsepower 3.8L H6
5-speed shiftable automatic RWD
flat med hvy 10 50 0 40 75 20.0  
2007 2dr Coupe turbocharged 480hp 3.6L H6
6-speed manual AWD
mtns lead hvy 5 25 40 30 70 23.3  
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2007 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD
flat med light 0 30 30 40 70 22.0  
2007 2dr Coupe 325-horsepower 3.6L H6
5-speed shiftable automatic RWD
flat lead hvy 5 0 10 85 75 23.8  
2006 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD
flat med light 5 32 29 34 65 18.0  
2006 2dr Coupe 325-horsepower 3.6L H6
6-speed manual RWD
flat med hvy 10 0 10 80 60 21.3  
2006 2dr Convertible 355-horsepower 3.8L H6
6-speed manual RWD
flat med light 0 5 60 35 75 18.0  
2006 2dr Convertible 355-horsepower 3.8L H6
6-speed manual AWD
flat med none 5 9 20 66 76 19.9  
2005 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD
hills lead light 0 10 50 40 85 20.6  
2005 2dr Coupe 325-horsepower 3.6L H6
5-speed shiftable automatic RWD
flat med light 7 13 57 23 60 20.7  
2005 2dr Convertible 325-horsepower 3.6L H6
6-speed manual RWD
flat med light 0 10 20 70 60 19.1  
2004 2dr Coupe 345-horsepower 3.6L H6
6-speed manual RWD
flat med none 5 40 30 25 70 18.0  
2003 2dr Coupe turbocharged 450hp 3.6L H6
6-speed manual AWD
mtns med light 2 3 45 50 90 18.0  
2002 2dr Coupe turbocharged 450hp 3.6L H6
6-speed manual AWD
flat med none 5 15 10 70 60 13.0  
2002 2dr Coupe turbocharged 450hp 3.6L H6
5-speed shiftable automatic AWD
flat med hvy 35 35 0 30 70 20.0  
2002 2dr Coupe 320-horsepower 3.6L H6
6-speed manual RWD
flat v.lt none 10 20 30 40 65 22.3  
2002 2dr Convertible 320-horsepower 3.6L H6
6-speed manual AWD
hills med none 0 0 90 10 80 19.6  
2001 2dr Coupe turbocharged 415hp 3.6L H6
5-speed shiftable automatic AWD
flat light light 0 5 70 25 80 20.0  
2001 2dr Coupe 300-horsepower 3.4L H6
6-speed manual RWD
flat med light 5 15 60 20 60 21.0  

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This page shows only averages. See all the Porsche 911 fuel economy data.

Chevrolet Avalanche vs. Porsche 911 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 Chevrolet Avalanche and Porsche 911'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 SUTs
See TrueDelta's information for all Chevrolet models and Porsche models.

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

Chevrolet Avalanche Real Gas Mileage: Pros
YearBody/PowertrainComment
2011 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD
0 see full Chevrolet Avalanche review
2007 4dr SUT 320-horsepower 5.3L V8
4-speed automatic 4WD w/low range
GREAT MPG FOR MID-SIZE TRUCK. see full Chevrolet Avalanche review
Chevrolet Avalanche Real Gas Mileage: Cons
YearBody/PowertrainComment
2011 4dr SUT 320-horsepower 5.3L V8
6-speed shiftable automatic 4WD
what fuel economy? bought it to pull a Brenderup horse trailer (3300lbs including 1 horse) that can be pulled with a 4cyl car in europe.... doing 22l/100km on flat roads with light foot. more than double combined rating ....GM unresponsive! see full Chevrolet Avalanche review
2007 4dr SUT 320-horsepower 5.3L V8
4-speed automatic RWD
14MPG in the city sucks. see full Chevrolet Avalanche review
2007 4dr SUT 320-horsepower 5.3L V8
4-speed automatic 4WD w/low range
It only averages around 14 to 15 in a mostly city driving environment. Was hoping the V4 mode would kick in more often to help improve the economy. see full Chevrolet Avalanche review
 

What Our Members Are Saying about the Real Gas Mileage of the Porsche 911

Porsche 911 Real Gas Mileage: Cons
YearBody/PowertrainComment
2001 2dr Coupe turbocharged 415hp 3.6L H6
5-speed shiftable automatic AWD
20mpg avg isnt the best see full Porsche 911 review