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Mercedes-Benz SLK vs. BMW X1 MPG

Chart is based on 18 fuel economy reports for the Mercedes-Benz SLK and 7 fuel economy reports for the BMW X1.

Mercedes-Benz SLK MPG

Mercedes-Benz SLK Mercedes-Benz SLK 2009 21.8 MPG Highway Percentage 70 percent Mercedes-Benz SLK Mercedes-Benz SLK 2009 21.0 MPG Highway Percentage 50 percent Mercedes-Benz SLK Mercedes-Benz SLK 2008 25.5 MPG Highway Percentage 80 percent Mercedes-Benz SLK Mercedes-Benz SLK 2007 25.6 MPG Highway Percentage 68 percent Mercedes-Benz SLK Mercedes-Benz SLK 2006 23.4 MPG Highway Percentage 85 percent Mercedes-Benz SLK Mercedes-Benz SLK 2006 24.7 MPG Highway Percentage 60 percent Mercedes-Benz SLK Mercedes-Benz SLK 2005 23.2 MPG Highway Percentage 53 percent Mercedes-Benz SLK Mercedes-Benz SLK 2005 24.0 MPG Highway Percentage 90 percent Mercedes-Benz SLK Mercedes-Benz SLK 2003 26.2 MPG Highway Percentage 79 percent Mercedes-Benz SLK Mercedes-Benz SLK 2001 25.3 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 MPG
2009 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD
flat med light 0 10 20 70 100 21.8  
2009 2dr Hardtop conv. 300-horsepower 3.5L V6
7-speed shiftable automatic RWD
flat med hvy 0 5 45 50 65 21.0  
2008 2dr Hardtop conv. 268-horsepower 3.5L V6
7-speed shiftable automatic RWD
mtns lead light 5 5 10 80 75 25.5  
2007 2dr Hardtop conv. 228-horsepower 3.0L V6
7-speed shiftable automatic RWD
flat med none 13 13 8 68 95 25.6  
2006 2dr Hardtop conv. 355-horsepower 5.4L V8
7-speed shiftable automatic RWD
flat light light 2 10 3 85 70 23.4  
2006 2dr Hardtop conv. 228-horsepower 3.0L V6
7-speed shiftable automatic RWD
flat med hvy 10 10 20 60 70 24.7  
2005 2dr Hardtop conv. 268-horsepower 3.5L V6
7-speed shiftable automatic RWD
flat med light 10 25 12 53 66 23.2  
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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 24.0  
2003 2dr Hardtop conv. supercharged 192hp 2.3L I4
5-speed shiftable automatic RWD
flat med light 0 5 16 79 72 26.2  
2001 2dr Hardtop conv. 215-horsepower 3.2L V6
5-speed shiftable automatic RWD
flat med light 1 15 35 50 63 25.3  

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

BMW X1 MPG

BMW X1 BMW X1 2021 31.7 MPG Highway Percentage 10 percent BMW X1 BMW X1 2015 20.8 MPG Highway Percentage 48 percent BMW X1 BMW X1 2014 23.9 MPG Highway Percentage 30 percent BMW X1 BMW X1 2013 18.5 MPG Highway Percentage 10 percent BMW X1 BMW X1 2013 27.0 MPG Highway Percentage 70 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 MPG
2021 4dr SUV turbocharged 228hp 2.0L I4
8-speed shiftable automatic FWD
flat light hvy 0 20 70 10 75 31.7  
2015 4dr SUV turbocharged 240hp 2.0L I4
8-speed shiftable automatic AWD
flat lead none 5 0 48 48 120 20.8  
2014 4dr SUV turbocharged 240hp 2.0L I4
8-speed shiftable automatic RWD
flat med light 5 8 57 30 70 23.9  
2013 4dr SUV turbocharged 300hp 3.0L I6
6-speed shiftable automatic AWD
hills lead none 0 90 0 10 70 18.5  
2013 4dr SUV turbocharged 240hp 2.0L I4
8-speed shiftable automatic AWD
hills med light 0 15 15 70 75 27.0  

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This page shows only averages. See all the BMW X1 fuel economy data.

Mercedes-Benz SLK vs. BMW X1 MPG

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 Mercedes-Benz SLK and BMW X1's where a car was driven. So you can get an idea of their real-world MPG based on how and where you drive a car.

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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
 

What Our Members Are Saying about the Real Gas Mileage of the 2001 BMW X1

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