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Buick Century vs. Mercedes-Benz SLK Fuel Economy (L/100km)

Chart is based on 19 fuel economy reports for the Buick Century and 18 fuel economy reports for the Mercedes-Benz SLK.

Buick Century L/100km

Buick Century Buick Century 2003 9.7 MPG Highway Percentage 33 percent Buick Century Buick Century 2002 11.9 MPG Highway Percentage 88 percent Buick Century Buick Century 2001 11.8 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 L/100km
2003 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light light 0 21 46 33 68 9.7  
2002 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat lead none 3 8 3 88 68 11.9  
2001 4dr Sedan 175-horsepower 3.1L V6
4-speed automatic FWD		 flat light none 0 48 0 52 72 11.8  

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

Mercedes-Benz SLK L/100km

Mercedes-Benz SLK Mercedes-Benz SLK 2009 10.8 MPG Highway Percentage 70 percent Mercedes-Benz SLK Mercedes-Benz SLK 2009 11.2 MPG Highway Percentage 50 percent Mercedes-Benz SLK Mercedes-Benz SLK 2008 9.2 MPG Highway Percentage 80 percent Mercedes-Benz SLK Mercedes-Benz SLK 2007 9.7 MPG Highway Percentage 68 percent Mercedes-Benz SLK Mercedes-Benz SLK 2006 10.1 MPG Highway Percentage 85 percent Mercedes-Benz SLK Mercedes-Benz SLK 2006 9.6 MPG Highway Percentage 60 percent Mercedes-Benz SLK Mercedes-Benz SLK 2005 10.6 MPG Highway Percentage 53 percent Mercedes-Benz SLK Mercedes-Benz SLK 2005 9.8 MPG Highway Percentage 90 percent Mercedes-Benz SLK Mercedes-Benz SLK 2003 9.0 MPG Highway Percentage 79 percent Mercedes-Benz SLK Mercedes-Benz SLK 2001 9.3 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 L/100km
2009 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD		 flat med light 0 10 20 70 100 10.8  
2009 2dr Hardtop conv. 300-horsepower 3.5L V6
7-speed shiftable automatic RWD		 flat med hvy 0 5 45 50 65 11.2  
2008 2dr Hardtop conv. 268-horsepower 3.5L V6
7-speed shiftable automatic RWD		 mtns lead light 5 5 10 80 75 9.2  
2007 2dr Hardtop conv. 228-horsepower 3.0L V6
7-speed shiftable automatic RWD		 flat med none 13 13 8 68 95 9.7  
2006 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD		 flat light light 2 10 3 85 70 10.1  
2006 2dr Hardtop conv. 228-horsepower 3.0L V6
7-speed shiftable automatic RWD		 flat med hvy 10 10 20 60 70 9.6  
2005 2dr Hardtop conv. 268-horsepower 3.5L V6
7-speed shiftable automatic RWD		 flat med light 10 25 12 53 66 10.6  
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2005 2dr Hardtop conv. 268-horsepower 3.5L V6
6-speed manual RWD		 flat lead none 0 0 10 90 75 9.8  
2003 2dr Hardtop conv. supercharged 192hp 2.3L I4
5-speed shiftable automatic RWD		 flat med light 0 5 16 79 72 9.0  
2001 2dr Hardtop conv. 215-horsepower 3.2L V6
5-speed shiftable automatic RWD		 flat med light 1 15 35 50 63 9.3  

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This page shows only averages. See all the Mercedes-Benz SLK fuel economy data.

Buick Century vs. Mercedes-Benz SLK Fuel Economy (L/100km)

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 Mercedes-Benz SLK's where a car was driven. So you can get an idea of their real-world L/100km based on how and where you drive a car.

See TrueDelta's information for all Buick models and Mercedes-Benz 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 Mercedes-Benz SLK

Mercedes-Benz SLK Real Gas Mileage: Cons
YearBody/PowertrainComment
2005 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD		 clearly AMG was not thinking gas mileage at all when they built this engine see full Mercedes-Benz SLK review