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Chevrolet Avalanche vs. GMC Envoy MPG

Chart is based on 118 fuel economy reports for the Chevrolet Avalanche and 33 fuel economy reports for the GMC Envoy.

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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GMC Envoy MPG

GMC Envoy GMC Envoy 2009 17.0 MPG Highway Percentage 30 percent GMC Envoy GMC Envoy 2008 18.1 MPG Highway Percentage 43 percent GMC Envoy GMC Envoy 2008 17.1 MPG Highway Percentage 43 percent GMC Envoy GMC Envoy 2007 10.5 MPG Highway Percentage 90 percent GMC Envoy GMC Envoy 2007 14.3 MPG Highway Percentage 65 percent GMC Envoy GMC Envoy 2006 17.0 MPG Highway Percentage 50 percent GMC Envoy GMC Envoy 2006 16.2 MPG Highway Percentage 35 percent GMC Envoy GMC Envoy 2006 16.6 MPG Highway Percentage 38 percent GMC Envoy GMC Envoy 2005 16.6 MPG Highway Percentage 25 percent GMC Envoy GMC Envoy 2005 21.8 MPG Highway Percentage 100 percent GMC Envoy GMC Envoy 2005 15.2 MPG Highway Percentage 42 percent GMC Envoy GMC Envoy 2004 16.0 MPG Highway Percentage 30 percent GMC Envoy GMC Envoy 2004 17.7 MPG Highway Percentage 0 percent GMC Envoy GMC Envoy 2003 15.0 MPG Highway Percentage 10 percent GMC Envoy GMC Envoy 2003 18.5 MPG Highway Percentage 45 percent GMC Envoy GMC Envoy 2003 16.6 MPG Highway Percentage 30 percent GMC Envoy GMC Envoy 2002 18.6 MPG Highway Percentage 75 percent GMC Envoy GMC Envoy 2002 16.5 MPG Highway Percentage 60 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 285-horsepower 4.2L I6
4-speed automatic RWD
flat med none 10 30 30 30 70 17.0  
2008 4dr SUV 285-horsepower 4.2L I6
4-speed automatic RWD
flat med none 11 36 10 43 70 18.1  
2008 4dr SUV 285-horsepower 4.2L I6
4-speed automatic 4WD w/low range
flat light light 5 15 38 43 58 17.1  
2007 4dr SUV 302-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat light none 0 5 5 90 100 10.5  
2007 4dr SUV 291-horsepower 4.2L I6
4-speed automatic 4WD w/low range
flat light none 5 15 15 65 60 14.3  
2006 4dr SUV 300-horsepower 5.3L V8
4-speed automatic RWD
flat light hvy 0 25 25 50 60 17.0  
2006 4dr SUV 291-horsepower 4.2L I6
4-speed automatic RWD
flat light hvy 10 20 35 35 60 16.2  
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2006 4dr SUV 291-horsepower 4.2L I6
4-speed automatic 4WD w/low range
flat light none 6 45 13 38 88 16.6  
2005 4dr SUV, ext. 300-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat med hvy 35 20 20 25 70 16.6  
2005 4dr SUV 275-horsepower 4.2L I6
4-speed automatic RWD
mtns light light 0 0 0 100 70 21.8  
2005 4dr SUV 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
hills med none 19 26 14 42 58 15.2  
2004 4dr SUV, ext. 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
hills lead none 5 30 35 30 75 16.0  
2004 4dr SUV 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
hills light light 33 17 50 0 0 17.7  
2003 4dr SUV, ext. 290-horsepower 5.3L V8
4-speed automatic 4WD w/low range
flat med light 1 50 39 10 60 15.0  
2003 4dr SUV 290-horsepower 5.3L V8
4-speed automatic RWD
flat light light 3 13 38 45 63 18.5  
2003 4dr SUV 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
flat med light 10 33 27 30 63 16.6  
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic RWD
flat light light 0 5 20 75 70 18.6  
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
flat light light 20 15 5 60 65 16.5  

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This page shows only averages. See all the GMC Envoy fuel economy data.

Chevrolet Avalanche vs. GMC Envoy 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 GMC Envoy'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 GMC 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 GMC Envoy

GMC Envoy Real Gas Mileage: Cons
YearBody/PowertrainComment
2003 4dr SUV 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
I average about 16 MPG in town and 20 on free way on a good day (depends on trafic and road altitude changes, sometimes it was better than 20mpg). see full GMC Envoy review
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
I cannot seem to get above 16 mpg. I wish I had better fuel economy. see full GMC Envoy review
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
Stinks for a 6 cylinder. see full GMC Envoy review