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Porsche 911 vs. Lexus GX Fuel Economy (km/L)

Chart is based on 56 fuel economy reports for the Porsche 911 and 26 fuel economy reports for the Lexus GX.

Porsche 911 km/L

Porsche 911 Porsche 911 2009 44.7 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2009 50.1 MPG Highway Percentage 78 percent Porsche 911 Porsche 911 2009 63.3 MPG Highway Percentage 90 percent Porsche 911 Porsche 911 2009 54.8 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2009 46.6 MPG Highway Percentage 50 percent Porsche 911 Porsche 911 2008 47.0 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2007 54.7 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2007 51.7 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2007 56.0 MPG Highway Percentage 85 percent Porsche 911 Porsche 911 2006 42.3 MPG Highway Percentage 34 percent Porsche 911 Porsche 911 2006 50.1 MPG Highway Percentage 80 percent Porsche 911 Porsche 911 2006 42.3 MPG Highway Percentage 35 percent Porsche 911 Porsche 911 2006 46.8 MPG Highway Percentage 66 percent Porsche 911 Porsche 911 2005 48.5 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2005 48.7 MPG Highway Percentage 23 percent Porsche 911 Porsche 911 2005 44.9 MPG Highway Percentage 70 percent Porsche 911 Porsche 911 2004 42.3 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2003 42.3 MPG Highway Percentage 50 percent Porsche 911 Porsche 911 2002 30.6 MPG Highway Percentage 70 percent Porsche 911 Porsche 911 2002 47.0 MPG Highway Percentage 30 percent Porsche 911 Porsche 911 2002 52.5 MPG Highway Percentage 40 percent Porsche 911 Porsche 911 2002 46.1 MPG Highway Percentage 10 percent Porsche 911 Porsche 911 2001 47.0 MPG Highway Percentage 25 percent Porsche 911 Porsche 911 2001 49.4 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 km/L
2009 2dr Coupe 385-horsepower 3.8L H6
7-speed automated manual RWD		 flat med hvy 2 38 30 30 80 44.7  
2009 2dr Coupe 385-horsepower 3.8L H6
6-speed manual RWD		 flat lead light 1 1 20 78 75 50.1  
2009 2dr Coupe 345-horsepower 3.6L H6
7-speed automated manual RWD		 flat light none 0 10 0 90 75 63.3  
2009 2dr Coupe 345-horsepower 3.6L H6
6-speed manual RWD		 flat v.lt none 5 20 50 25 70 54.8  
2009 2dr Convertible 385-horsepower 3.8L H6
6-speed manual RWD		 flat med light 0 0 50 50 75 46.6  
2008 2dr Coupe 355-horsepower 3.8L H6
5-speed shiftable automatic RWD		 flat med hvy 10 50 0 40 75 47.0  
2007 2dr Coupe turbocharged 480hp 3.6L H6
6-speed manual AWD		 mtns lead hvy 5 25 40 30 70 54.7  
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2007 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD		 flat med light 0 30 30 40 70 51.7  
2007 2dr Coupe 325-horsepower 3.6L H6
5-speed shiftable automatic RWD		 flat lead hvy 5 0 10 85 75 56.0  
2006 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD		 flat med light 5 32 29 34 65 42.3  
2006 2dr Coupe 325-horsepower 3.6L H6
6-speed manual RWD		 flat med hvy 10 0 10 80 60 50.1  
2006 2dr Convertible 355-horsepower 3.8L H6
6-speed manual RWD		 flat med light 0 5 60 35 75 42.3  
2006 2dr Convertible 355-horsepower 3.8L H6
6-speed manual AWD		 flat med none 5 9 20 66 76 46.8  
2005 2dr Coupe 355-horsepower 3.8L H6
6-speed manual RWD		 hills lead light 0 10 50 40 85 48.5  
2005 2dr Coupe 325-horsepower 3.6L H6
5-speed shiftable automatic RWD		 flat med light 7 13 57 23 60 48.7  
2005 2dr Convertible 325-horsepower 3.6L H6
6-speed manual RWD		 flat med light 0 10 20 70 60 44.9  
2004 2dr Coupe 345-horsepower 3.6L H6
6-speed manual RWD		 flat med none 5 40 30 25 70 42.3  
2003 2dr Coupe turbocharged 450hp 3.6L H6
6-speed manual AWD		 mtns med light 2 3 45 50 90 42.3  
2002 2dr Coupe turbocharged 450hp 3.6L H6
6-speed manual AWD		 flat med none 5 15 10 70 60 30.6  
2002 2dr Coupe turbocharged 450hp 3.6L H6
5-speed shiftable automatic AWD		 flat med hvy 35 35 0 30 70 47.0  
2002 2dr Coupe 320-horsepower 3.6L H6
6-speed manual RWD		 flat v.lt none 10 20 30 40 65 52.5  
2002 2dr Convertible 320-horsepower 3.6L H6
6-speed manual AWD		 hills med none 0 0 90 10 80 46.1  
2001 2dr Coupe turbocharged 415hp 3.6L H6
5-speed shiftable automatic AWD		 flat light light 0 5 70 25 80 47.0  
2001 2dr Coupe 300-horsepower 3.4L H6
6-speed manual RWD		 flat med light 5 15 60 20 60 49.4  

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

Lexus GX km/L

Lexus GX Lexus GX 2024 48.0 MPG Highway Percentage 85 percent Lexus GX Lexus GX 2008 39.9 MPG Highway Percentage 50 percent Lexus GX Lexus GX 2007 35.3 MPG Highway Percentage 32 percent Lexus GX Lexus GX 2006 38.3 MPG Highway Percentage 25 percent Lexus GX Lexus GX 2005 41.5 MPG Highway Percentage 53 percent Lexus GX Lexus GX 2004 38.1 MPG Highway Percentage 13 percent Lexus GX Lexus GX 2003 39.4 MPG Highway Percentage 40 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
2024 4dr SUV turbocharged 349hp 3.4L V6
10-speed shiftable automatic AWD w/low range		 flat med light 0 5 10 85 60 48.0  
2008 4dr SUV 263-horsepower 4.7L V8
5-speed automatic AWD w/low range		 flat med light 1 17 33 50 73 39.9  
2007 4dr SUV 263-horsepower 4.7L V8
5-speed automatic AWD w/low range		 flat med none 21 21 25 32 70 35.3  
2006 4dr SUV 263-horsepower 4.7L V8
5-speed automatic AWD w/low range		 hills med light 7 37 31 25 71 38.3  
2005 4dr SUV 270-horsepower 4.7L V8
5-speed automatic AWD w/low range		 hills med light 16 26 5 53 76 41.5  
2004 4dr SUV 235-horsepower 4.7L V8
5-speed automatic AWD w/low range		 flat med light 7 36 45 13 65 38.1  
2003 4dr SUV 235-horsepower 4.7L V8
5-speed automatic AWD w/low range		 flat light light 10 18 33 40 58 39.4  

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This page shows only averages. See all the Lexus GX fuel economy data.

Porsche 911 vs. Lexus GX 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 Porsche 911 and Lexus GX'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.

See TrueDelta's information for all Coupes and Convertibles.
See TrueDelta's information for all Porsche models and Lexus models.

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
 

What Our Members Are Saying about the Real Gas Mileage of the Lexus GX

Lexus GX Real Gas Mileage: Pros
YearBody/PowertrainComment
2008 4dr SUV 263-horsepower 4.7L V8
5-speed automatic AWD w/low range		 The GX has a 4.7l V8, but gets similar mileage to our old V6 powered Ridgeline, about 18 mpg. Very good for a V8. see full Lexus GX review
Lexus GX Real Gas Mileage: Cons
YearBody/PowertrainComment
2008 4dr SUV 263-horsepower 4.7L V8
5-speed automatic AWD w/low range		 You can always wish for better gas mileage. see full Lexus GX review
2004 4dr SUV 235-horsepower 4.7L V8
5-speed automatic AWD w/low range		 average 17 mpg, mixed city and highway, requires premium fuel see full Lexus GX review