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Lexus GX vs. Pontiac G5 Fuel Economy (km/L)

Chart is based on 26 fuel economy reports for the Lexus GX and 89 fuel economy reports for the Pontiac G5.

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.

Pontiac G5 km/L

Pontiac G5 Pontiac G5 2009 78.9 MPG Highway Percentage 32 percent Pontiac G5 Pontiac G5 2009 75.3 MPG Highway Percentage 70 percent Pontiac G5 Pontiac G5 2008 19.8 MPG Highway Percentage 37 percent Pontiac G5 Pontiac G5 2008 63.7 MPG Highway Percentage 75 percent Pontiac G5 Pontiac G5 2008 38.1 MPG Highway Percentage 68 percent Pontiac G5 Pontiac G5 2008 10.5 MPG Highway Percentage 67 percent Pontiac G5 Pontiac G5 2007 62.0 MPG Highway Percentage 53 percent Pontiac G5 Pontiac G5 2007 61.0 MPG Highway Percentage 61 percent Pontiac G5 Pontiac G5 2007 38.9 MPG Highway Percentage 28 percent Pontiac G5 Pontiac G5 2007 69.2 MPG Highway Percentage 70 percent Pontiac G5 Pontiac G5 2006 10.4 MPG Highway Percentage 50 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 155-horsepower 2.2L I4
5-speed manual FWD		 flat light none 5 52 12 32 63 78.9  
2009 2dr Coupe 155-horsepower 2.2L I4
4-speed automatic FWD		 flat light none 0 30 0 70 60 75.3  
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD		 flat med light 2 54 7 37 96 19.8  
2008 2dr Coupe 171-horsepower 2.4L I4
4-speed automatic FWD		 flat light none 7 18 0 75 75 63.7  
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD		 hills med light 6 16 12 68 90 38.1  
2008 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD		 flat med none 6 26 1 67 111 10.5  
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD		 flat lead none 4 20 23 53 75 62.0  
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2007 2dr Coupe 173-horsepower 2.4L I4
4-speed automatic FWD		 hills med none 6 12 20 61 74 61.0  
2007 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD		 flat med none 5 50 18 28 98 38.9  
2007 2dr Coupe 148-horsepower 2.2L I4
4-speed automatic FWD		 flat light none 0 0 30 70 70 69.2  
2006 2dr Coupe 145-horsepower 2.2L I4
5-speed manual FWD		 flat med light 2 2 47 50 115 10.4  

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This page shows only averages. See all the Pontiac G5 fuel economy data.

Lexus GX vs. Pontiac G5 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 Lexus GX and Pontiac G5'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 SUVs
See TrueDelta's information for all Lexus models and Pontiac models.

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
 

What Our Members Are Saying about the Real Gas Mileage of the Pontiac G5

Pontiac G5 Real Gas Mileage: Pros
YearBody/PowertrainComment
2009 2dr Coupe 155-horsepower 2.2L I4
5-speed manual FWD		 best for non-hybrid gasoline see full Pontiac G5 review
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD		 For a performance model very well average 22-23 mpg city see full Pontiac G5 review
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD		 24/33 for the manual transmission are pretty good fuel economy numbers. I beat the highway numbers on a long trip by a few points if I keep it at 65 mph (a/c on). see full Pontiac G5 review
2008 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD		 once broken in and done properlly, and driven with the engine in its proper spot for efficiency in its powerband, its a great fuel efficient car that has tons of power to surprise! see full Pontiac G5 review
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD		 The Ecotech engine is one of the most economical on the road today. see full Pontiac G5 review
2008 2dr Coupe 171-horsepower 2.4L I4
5-speed manual FWD		 I drove fast, all the time, and still averaged 28mpg. see full Pontiac G5 review
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD		 my G5 is great on gas i put 93 in it and i get 28.6 mpg all city no highway. you cant ask for anything better. the power this car has and great gas miles its the best of both worlds. see full Pontiac G5 review
2007 2dr Coupe 148-horsepower 2.2L I4
5-speed manual FWD		 Very good economy even when driving it hard. see full Pontiac G5 review
2007 2dr Coupe 173-horsepower 2.4L I4
5-speed manual FWD		 The G5 blends the mileage and power that I was looking for in a car that would do primary duty for commuting to work and back. Was looking to get 30-33 mpg. see full Pontiac G5 review