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Mercedes-Benz B-Class vs. Ford Flex Fuel Economy (km/L)

Chart is based on 10 fuel economy reports for the Mercedes-Benz B-Class and 390 fuel economy reports for the Ford Flex.

Mercedes-Benz B-Class km/L

Mercedes-Benz B-Class Mercedes-Benz B-Class 2013 12.1 MPG Highway Percentage 42 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2009 11.9 MPG Highway Percentage 25 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2008 12.5 MPG Highway Percentage 10 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2007 11.1 MPG Highway Percentage 20 percent Mercedes-Benz B-Class Mercedes-Benz B-Class 2006 20.0 MPG Highway Percentage 96 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
2013 4dr Hatch turbocharged 208hp 2.0L I4
7-speed automated manual FWD		 hills light light 17 18 23 42 107 12.1  
2009 4dr Hatch 94-horsepower 1.5L I4
7-speed shiftable CVT FWD		 flat light none 10 30 35 25 120 11.9  
2008 4dr Hatch turbocharged 193hp 2.0L I4
7-speed shiftable CVT FWD		 flat light none 40 25 25 10 100 12.5  
2007 4dr Hatch 134-horsepower 2.0L I4
7-speed shiftable CVT FWD		 flat med none 10 0 70 20 110 11.1  
2006 4dr Hatch turbocharged 138hp 2.0L I4 Diesel
7-speed shiftable CVT FWD		 flat v.lt light 1 1 2 96 110 20.0  

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

Ford Flex km/L

Ford Flex Ford Flex 2014 7.6 MPG Highway Percentage 45 percent Ford Flex Ford Flex 2013 44.1 MPG Highway Percentage 60 percent Ford Flex Ford Flex 2013 43.8 MPG Highway Percentage 37 percent Ford Flex Ford Flex 2012 55.6 MPG Highway Percentage 59 percent Ford Flex Ford Flex 2011 33.0 MPG Highway Percentage 28 percent Ford Flex Ford Flex 2011 52.9 MPG Highway Percentage 25 percent Ford Flex Ford Flex 2011 41.9 MPG Highway Percentage 10 percent Ford Flex Ford Flex 2010 43.7 MPG Highway Percentage 61 percent Ford Flex Ford Flex 2010 51.2 MPG Highway Percentage 48 percent Ford Flex Ford Flex 2010 9.1 MPG Highway Percentage 67 percent Ford Flex Ford Flex 2009 50.6 MPG Highway Percentage 62 percent Ford Flex Ford Flex 2009 39.7 MPG Highway Percentage 22 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
2014 4dr SUV 287-horsepower 3.5L V6
6-speed shiftable automatic AWD		 flat light none 0 55 0 45 110 7.6  
2013 4dr SUV turbocharged 365hp 3.5L V6
6-speed shiftable automatic AWD		 flat med hvy 10 20 10 60 70 44.1  
2013 4dr SUV 287-horsepower 3.5L V6
6-speed shiftable automatic FWD		 flat light hvy 5 0 58 37 75 43.8  
2012 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 flat med none 0 16 26 59 68 55.6  
2011 4dr SUV turbocharged 355hp 3.5L V6
6-speed shiftable automatic AWD		 flat med light 47 10 15 28 80 33.0  
2011 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 flat light none 0 25 50 25 75 52.9  
2011 4dr SUV 262-horsepower 3.5L V6
6-speed automatic AWD		 flat light none 10 60 20 10 60 41.9  
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2010 4dr SUV turbocharged 355hp 3.5L V6
6-speed shiftable automatic AWD		 flat med none 6 10 23 61 73 43.7  
2010 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 flat light none 5 23 25 48 66 51.2  
2010 4dr SUV 262-horsepower 3.5L V6
6-speed automatic AWD		 flat med none 0 33 0 67 100 9.1  
2009 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 flat light light 2 13 23 62 70 50.6  
2009 4dr SUV 262-horsepower 3.5L V6
6-speed automatic AWD		 hills med light 4 36 38 22 68 39.7  

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This page shows only averages. See all the Ford Flex fuel economy data.

Mercedes-Benz B-Class vs. Ford Flex 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 Mercedes-Benz B-Class and Ford Flex'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 Hatchbacks
See TrueDelta's information for all Mercedes-Benz models and Ford models.

What Our Members Are Saying about the Real Gas Mileage of the Mercedes-Benz B-Class

Mercedes-Benz B-Class Real Gas Mileage: Pros
YearBody/PowertrainComment
2009 4dr Hatch 134-horsepower 2.0L I4
7-speed shiftable CVT FWD		 Awesome fuel economy if driven properly. I average 6.7L/100 km on highway and 8.2L/100 km in city, bring my combined fuel economy to 7.5L/100 km. see full Mercedes-Benz B-Class review
 

What Our Members Are Saying about the Real Gas Mileage of the Ford Flex

Ford Flex Real Gas Mileage: Pros
YearBody/PowertrainComment
2010 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 I am currently averaging 20 MPG overall with heavy highway use. For the size of vehicle I think that is rather reasonable. see full Ford Flex review
2010 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 1000 miles of ownership so far, 21-22 mpg in light suburb and highway driving, 24-25 mpg on 500 mile trip (fuel economy measured by calculating miles driven divided by gallons of fuel purchased). see full Ford Flex review
2009 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 Only driven around town, mileage 16.6, have never had it on the open road. see full Ford Flex review
2009 4dr SUV 262-horsepower 3.5L V6
6-speed automatic FWD		 Very good for a 4500 lb vehicle. see full Ford Flex review