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Pontiac Grand Am vs. Buick Century Fuel Economy (g/100m)

Chart is based on 10 fuel economy reports for the Pontiac Grand Am and 19 fuel economy reports for the Buick Century.

Pontiac Grand Am g/100m

Pontiac Grand Am Pontiac Grand Am 2004 3.6 MPG Highway Percentage 65 percent Pontiac Grand Am Pontiac Grand Am 2003 5.3 MPG Highway Percentage 5 percent Pontiac Grand Am Pontiac Grand Am 2003 3.6 MPG Highway Percentage 70 percent Pontiac Grand Am Pontiac Grand Am 2003 19.6 MPG Highway Percentage 67 percent Pontiac Grand Am Pontiac Grand Am 2003 4.0 MPG Highway Percentage 50 percent Pontiac Grand Am Pontiac Grand Am 2002 3.6 MPG Highway Percentage 50 percent Pontiac Grand Am Pontiac Grand Am 2001 3.6 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 g/100m
2004 4dr Sedan 170-horsepower 3.4L V6
4-speed automatic FWD		 flat light hvy 25 10 1 65 70 3.6  
2003 4dr Sedan 175-horsepower 3.4L V6
4-speed automatic FWD		 flat med none 0 10 85 5 70 5.3  
2003 4dr Sedan 170-horsepower 3.4L V6
4-speed automatic FWD		 flat light none 15 15 0 70 60 3.6  
2003 4dr Sedan 140-horsepower 2.2L I4
5-speed manual FWD		 hills light none 4 18 11 67 107 19.6  
2003 4dr Sedan 140-horsepower 2.2L I4
4-speed automatic FWD		 flat med light 15 13 23 50 73 4.0  
2002 4dr Sedan 140-horsepower 2.2L I4
4-speed automatic FWD		 hills light hvy 10 30 10 50 70 3.6  
2001 2dr Coupe 175-horsepower 3.4L V6
4-speed automatic FWD		 flat light light 5 5 40 50 60 3.6  

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

Buick Century g/100m

Buick Century Buick Century 2003 4.1 MPG Highway Percentage 33 percent Buick Century Buick Century 2002 5.0 MPG Highway Percentage 88 percent Buick Century Buick Century 2001 27.7 MPG Highway Percentage 52 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 g/100m
2003 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light light 0 21 46 33 68 4.1  
2002 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat lead none 3 8 3 88 68 5.0  
2001 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light none 0 48 0 52 72 27.7  

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This page shows only averages. See all the Buick Century fuel economy data.

Pontiac Grand Am vs. Buick Century Fuel Economy (g/100m)

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 Pontiac Grand Am and Buick Century's where a car was driven. So you can get an idea of their real-world g/100m based on how and where you drive a car.

See TrueDelta's information for all Pontiac models and Buick models.

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

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What Our Members Are Saying about the Real Gas Mileage of the Buick Century

Buick Century Real Gas Mileage: Pros
YearBody/PowertrainComment
2003 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 Very good highway over 30 mpg see full Buick Century review