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BMW 4-Series Gran Coupe vs. Porsche Cayenne Fuel Economy (km/L)

Chart is based on 6 fuel economy reports for the BMW 4-Series Gran Coupe and 10 fuel economy reports for the Porsche Cayenne.

BMW 4-Series Gran Coupe km/L

BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2016 76.8 MPG Highway Percentage 75 percent BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2015 11.1 MPG Highway Percentage 20 percent BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2015 58.0 MPG Highway Percentage 30 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 km/L
2016 4dr Hatch turbocharged 240hp 2.0L I4
8-speed shiftable automatic RWD
hills light none 10 5 10 75 65 76.8  
2015 4dr Hatch turbocharged 300hp 3.0L I6
8-speed shiftable automatic AWD
flat light none 20 30 30 20 100 11.1  
2015 4dr Hatch turbocharged 240hp 2.0L I4
8-speed shiftable automatic AWD
flat light light 15 35 20 30 65 58.0  

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Porsche Cayenne km/L

Porsche Cayenne Porsche Cayenne 2010 44.7 MPG Highway Percentage 50 percent Porsche Cayenne Porsche Cayenne 2008 42.3 MPG Highway Percentage 35 percent Porsche Cayenne Porsche Cayenne 2006 37.1 MPG Highway Percentage 16 percent Porsche Cayenne Porsche Cayenne 2005 41.2 MPG Highway Percentage 75 percent Porsche Cayenne Porsche Cayenne 2004 38.1 MPG Highway Percentage 75 percent Porsche Cayenne Porsche Cayenne 2004 39.5 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 km/L
2010 4dr SUV 290-horsepower 3.6L V6
6-speed shiftable automatic AWD w/low range
flat lead hvy 15 15 20 50 75 44.7  
2008 4dr SUV 385-horsepower 4.8L V8
6-speed shiftable automatic AWD w/low range
hills med light 10 20 35 35 70 42.3  
2006 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med none 27 34 23 16 70 37.1  
2005 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 0 25 0 75 65 41.2  
2004 4dr SUV turbocharged 450hp 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 0 13 13 75 60 38.1  
2004 4dr SUV 340-horsepower 4.5L V8
6-speed shiftable automatic AWD w/low range
flat med hvy 24 24 26 26 75 39.5  

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

BMW 4-Series Gran Coupe vs. Porsche Cayenne Fuel Economy (km/L)

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 BMW 4-Series Gran Coupe and Porsche Cayenne's where a car was driven. So you can get an idea of their real-world km/L based on how and where you drive a car.

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

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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