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BMW 4-Series Gran Coupe vs. Porsche 911 MPG

Chart is based on 6 fuel economy reports for the BMW 4-Series Gran Coupe and 56 fuel economy reports for the Porsche 911.

BMW 4-Series Gran Coupe MPG

BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2016 32.7 MPG Highway Percentage 75 percent BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2015 26.1 MPG Highway Percentage 20 percent BMW 4-Series Gran Coupe BMW 4-Series Gran Coupe 2015 24.6 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 MPG
2016 4dr Hatch turbocharged 240hp 2.0L I4
8-speed shiftable automatic RWD		 hills light none 10 5 10 75 65 32.7  
2015 4dr Hatch turbocharged 300hp 3.0L I6
8-speed shiftable automatic AWD		 flat light none 20 30 30 20 100 26.1  
2015 4dr Hatch turbocharged 240hp 2.0L I4
8-speed shiftable automatic AWD		 flat light light 15 35 20 30 65 24.6  

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This page shows only averages. See all the BMW 4-Series Gran Coupe fuel economy data.

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.

BMW 4-Series Gran Coupe 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 BMW 4-Series Gran Coupe 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.

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

What Our Members Are Saying about the Real Gas Mileage of the BMW 4-Series Gran Coupe

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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