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Buick Century vs. Mercury Mountaineer Fuel Economy (km/L)

Chart is based on 19 fuel economy reports for the Buick Century and 13 fuel economy reports for the Mercury Mountaineer.

Buick Century km/L

Buick Century Buick Century 2003 58.5 MPG Highway Percentage 33 percent Buick Century Buick Century 2002 53.5 MPG Highway Percentage 88 percent Buick Century Buick Century 2001 8.5 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 km/L
2003 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light light 0 21 46 33 68 58.5  
2002 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat lead none 3 8 3 88 68 53.5  
2001 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light none 0 48 0 52 72 8.5  

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

Mercury Mountaineer km/L

Mercury Mountaineer Mercury Mountaineer 2007 49.4 MPG Highway Percentage 70 percent Mercury Mountaineer Mercury Mountaineer 2006 36.5 MPG Highway Percentage 10 percent Mercury Mountaineer Mercury Mountaineer 2006 41.9 MPG Highway Percentage 67 percent Mercury Mountaineer Mercury Mountaineer 2005 27.0 MPG Highway Percentage 5 percent Mercury Mountaineer Mercury Mountaineer 2004 43.7 MPG Highway Percentage 83 percent Mercury Mountaineer Mercury Mountaineer 2004 29.4 MPG Highway Percentage 10 percent Mercury Mountaineer Mercury Mountaineer 2002 39.2 MPG Highway Percentage 51 percent Mercury Mountaineer Mercury Mountaineer 2002 36.5 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
2007 4dr SUV 210-horsepower 4.0L V6
5-speed automatic RWD		 flat light hvy 0 0 30 70 63 49.4  
2006 4dr SUV 292-horsepower 4.6L V8
6-speed automatic AWD		 flat med none 1 1 88 10 75 36.5  
2006 4dr SUV 210-horsepower 4.0L V6
5-speed automatic AWD		 flat med none 5 7 22 67 68 41.9  
2005 4dr SUV 239-horsepower 4.6L V8
5-speed automatic RWD		 flat light hvy 10 80 5 5 70 27.0  
2004 4dr SUV 239-horsepower 4.6L V8
5-speed automatic AWD		 flat v.lt none 0 7 10 83 60 43.7  
2004 4dr SUV 210-horsepower 4.0L V6
5-speed automatic AWD		 flat med none 40 30 20 10 60 29.4  
2002 4dr SUV 239-horsepower 4.6L V8
5-speed automatic AWD		 flat med hvy 21 16 13 51 75 39.2  
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2002 4dr SUV 210-horsepower 4.0L V6
5-speed automatic AWD		 flat light light 0 40 40 20 60 36.5  

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This page shows only averages. See all the Mercury Mountaineer fuel economy data.

Buick Century vs. Mercury Mountaineer 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 Buick Century and Mercury Mountaineer'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 Buick models and Mercury models.

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
 

What Our Members Are Saying about the Real Gas Mileage of the Mercury Mountaineer

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