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Porsche Cayenne vs. BMW X6 Fuel Economy (L/100km)

Chart is based on 10 fuel economy reports for the Porsche Cayenne and 11 fuel economy reports for the BMW X6.

Porsche Cayenne L/100km

Porsche Cayenne Porsche Cayenne 2010 12.4 MPG Highway Percentage 50 percent Porsche Cayenne Porsche Cayenne 2008 13.1 MPG Highway Percentage 35 percent Porsche Cayenne Porsche Cayenne 2006 15.0 MPG Highway Percentage 16 percent Porsche Cayenne Porsche Cayenne 2005 13.4 MPG Highway Percentage 75 percent Porsche Cayenne Porsche Cayenne 2004 15.0 MPG Highway Percentage 75 percent Porsche Cayenne Porsche Cayenne 2004 14.0 MPG Highway Percentage 26 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 L/100km
2010 4dr SUV 290-horsepower 3.6L V6
6-speed shiftable automatic AWD w/low range
flat lead hvy 15 15 20 50 75 12.4  
2008 4dr SUV 385-horsepower 4.8L V8
6-speed shiftable automatic AWD w/low range
hills med light 10 20 35 35 70 13.1  
2006 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med none 27 34 23 16 70 15.0  
2005 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 0 25 0 75 65 13.4  
2004 4dr SUV turbocharged 450hp 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 0 13 13 75 60 15.0  
2004 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 24 24 26 26 75 14.0  

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

BMW X6 L/100km

BMW X6 BMW X6 2011 12.7 MPG Highway Percentage 29 percent BMW X6 BMW X6 2011 11.6 MPG Highway Percentage 40 percent BMW X6 BMW X6 2009 13.1 MPG Highway Percentage 100 percent BMW X6 BMW X6 2008 15.6 MPG Highway Percentage 17 percent BMW X6 BMW X6 2008 10.5 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 L/100km
2011 4dr SUV turbocharged 400hp 4.4L V8
8-speed shiftable automatic AWD
flat med hvy 21 29 21 29 65 12.7  
2011 4dr SUV turbocharged 300hp 3.0L I6
8-speed shiftable automatic AWD
flat med light 11 15 35 40 90 11.6  
2009 4dr SUV turbocharged 300hp 3.0L I6
6-speed shiftable automatic AWD
flat med hvy 0 0 0 100 60 13.1  
2008 4dr SUV turbocharged 300hp 3.0L I6
6-speed shiftable automatic AWD
flat med light 13 47 23 17 107 15.6  
2008 4dr SUV turbocharged 232hp 3.0L I6 Diesel
6-speed shiftable automatic AWD
flat light light 15 20 5 60 70 10.5  

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This page shows only averages. See all the BMW X6 fuel economy data.

Porsche Cayenne vs. BMW X6 Fuel Economy (L/100km)

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 Porsche Cayenne and BMW X6's where a car was driven. So you can get an idea of their real-world L/100km based on how and where you drive a car.

See TrueDelta's information for all SUVs
See TrueDelta's information for all Porsche models and BMW models.

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

Porsche Cayenne Real Gas Mileage: Pros
YearBody/PowertrainComment
2013 4dr SUV turbocharged 240hp 3.0L V6 Diesel
8-speed shiftable automatic AWD
33 mpg city and 35 mpg highway with cruise set at 73 mph see full Porsche Cayenne review
Porsche Cayenne Real Gas Mileage: Cons
YearBody/PowertrainComment
2009 4dr SUV 290-horsepower 3.6L V6
6-speed shiftable automatic AWD w/low range
Fuel economy is not as good as it could be. see full Porsche Cayenne review
2008 4dr SUV turbocharged 500hp 4.8L V8
6-speed shiftable automatic AWD w/low range
Not so good on Turbo see full Porsche Cayenne review
2004 4dr SUV turbocharged 450hp 4.5L V8
6-speed shiftable automatic AWD w/low range
Traditional suv type mileage. see full Porsche Cayenne review
 

What Our Members Are Saying about the Real Gas Mileage of the BMW X6

BMW X6 Real Gas Mileage: Pros
YearBody/PowertrainComment
2011 4dr SUV turbocharged 300hp 3.0L I6
8-speed shiftable automatic AWD
Took trip from W. Mass to Montreal and back. 686 miles total, avg. speed- highway and some in city driving- 58.6 mph. Avg. fuel economy from trip computer reset at beginning of trip . 24.2 mpg. 4 pax with luggage- a/c on. Impressive. see full BMW X6 review
BMW X6 Real Gas Mileage: Cons
YearBody/PowertrainComment
2008 4dr SUV turbocharged 300hp 3.0L I6
6-speed shiftable automatic AWD
thirsty, 17 lt/100km city see full BMW X6 review