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Mercury Grand Marquis vs. Mercedes-Benz M-Class Fuel Economy (L/100km)

Chart is based on 67 fuel economy reports for the Mercury Grand Marquis and 47 fuel economy reports for the Mercedes-Benz M-Class.

Mercury Grand Marquis L/100km

Mercury Grand Marquis Mercury Grand Marquis 2010 9.3 MPG Highway Percentage 90 percent Mercury Grand Marquis Mercury Grand Marquis 2009 12.4 MPG Highway Percentage 75 percent Mercury Grand Marquis Mercury Grand Marquis 2005 9.9 MPG Highway Percentage 75 percent Mercury Grand Marquis Mercury Grand Marquis 2004 9.2 MPG Highway Percentage 92 percent Mercury Grand Marquis Mercury Grand Marquis 2004 10.1 MPG Highway Percentage 30 percent Mercury Grand Marquis Mercury Grand Marquis 2003 10.8 MPG Highway Percentage 87 percent Mercury Grand Marquis Mercury Grand Marquis 2003 12.8 MPG Highway Percentage 40 percent Mercury Grand Marquis Mercury Grand Marquis 2002 10.7 MPG Highway Percentage 31 percent Mercury Grand Marquis Mercury Grand Marquis 2002 11.6 MPG Highway Percentage 10 percent Mercury Grand Marquis Mercury Grand Marquis 2000 10.9 MPG Highway Percentage 50 percent Mercury Grand Marquis Mercury Grand Marquis 2000 10.9 MPG Highway Percentage 55 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
2010 4dr Sedan 224-horsepower 4.6L V8
4-speed automatic RWD		 flat med light 0 0 10 90 70 9.3  
2009 4dr Sedan 224-horsepower 4.6L V8
4-speed automatic RWD		 flat med hvy 5 5 15 75 70 12.4  
2005 4dr Sedan 239-horsepower 4.6L V8
4-speed automatic RWD		 flat med none 5 5 15 75 60 9.9  
2004 4dr Sedan 239-horsepower 4.6L V8
4-speed automatic RWD		 flat med none 1 3 3 92 73 9.2  
2004 4dr Sedan 224-horsepower 4.6L V8
4-speed automatic RWD		 flat med light 5 5 60 30 70 10.1  
2003 4dr Sedan 239-horsepower 4.6L V8
4-speed automatic RWD		 flat med hvy 0 1 12 87 75 10.8  
2003 4dr Sedan 224-horsepower 4.6L V8
4-speed automatic RWD		 flat light light 15 26 19 40 68 12.8  
Looking for a warranty? Get a quote.
2002 4dr Sedan 235-horsepower 4.6L V8
4-speed automatic RWD		 flat light light 22 23 23 31 60 10.7  
2002 4dr Sedan 220-horsepower 4.6L V8
4-speed automatic RWD		 flat light hvy 5 25 60 10 60 11.6  
2000 4dr Sedan 215-horsepower 4.6L V8
4-speed automatic RWD		 flat med hvy 0 0 50 50 70 10.9  
2000 4dr Sedan 200-horsepower 4.6L V8
4-speed automatic RWD		 flat light none 1 4 40 55 61 10.9  

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

Mercedes-Benz M-Class L/100km

Mercedes-Benz M-Class Mercedes-Benz M-Class 2013 8.1 MPG Highway Percentage 56 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2012 8.2 MPG Highway Percentage 80 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2011 9.8 MPG Highway Percentage 20 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2010 10.8 MPG Highway Percentage 35 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2010 9.0 MPG Highway Percentage 69 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2010 12.0 MPG Highway Percentage 54 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2009 9.5 MPG Highway Percentage 44 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2008 11.1 MPG Highway Percentage 15 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2008 9.6 MPG Highway Percentage 63 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2007 10.9 MPG Highway Percentage 45 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2007 11.5 MPG Highway Percentage 67 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2006 13.4 MPG Highway Percentage 25 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2006 12.0 MPG Highway Percentage 54 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2005 12.7 MPG Highway Percentage 5 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2005 15.5 MPG Highway Percentage 50 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2004 12.9 MPG Highway Percentage 40 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2003 13.4 MPG Highway Percentage 65 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2003 14.7 MPG Highway Percentage 80 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2002 15.4 MPG Highway Percentage 44 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2002 14.7 MPG Highway Percentage 23 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2002 14.7 MPG Highway Percentage 25 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2000 8.5 MPG Highway Percentage 80 percent Mercedes-Benz M-Class Mercedes-Benz M-Class 2000 10.9 MPG Highway Percentage 90 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
2013 4dr SUV turbocharged 240hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat light hvy 7 21 16 56 65 8.1  
2012 4dr SUV turbocharged 240hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 hills light none 0 5 15 80 64 8.2  
2011 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat light light 10 10 60 20 60 9.8  
2010 4dr SUV turbocharged 228hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 hills med light 5 10 50 35 100 10.8  
2010 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat med none 1 5 25 69 70 9.0  
2010 4dr SUV 382-horsepower 5.5L V8
7-speed shiftable automatic AWD		 flat med hvy 17 15 15 54 70 12.0  
2009 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat light light 4 7 46 44 73 9.5  
Looking for a warranty? Get a quote.
2008 4dr SUV turbocharged 221hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat med none 25 30 30 15 100 11.1  
2008 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat light light 2 18 17 63 70 9.6  
2007 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 flat v.lt none 10 25 20 45 100 10.9  
2007 4dr SUV 268-horsepower 3.5L V6
7-speed shiftable automatic AWD		 flat light light 6 9 18 67 69 11.5  
2006 4dr SUV 302-horsepower 5.0L V8
7-speed shiftable automatic AWD		 flat lead hvy 25 25 25 25 75 13.4  
2006 4dr SUV 268-horsepower 3.5L V6
7-speed shiftable automatic AWD		 hills light light 0 0 46 54 65 12.0  
2005 4dr SUV 288-horsepower 5.0L V8
5-speed shiftable automatic AWD w/low range		 flat med hvy 0 47 47 5 80 12.7  
2005 4dr SUV 232-horsepower 3.7L V6
5-speed shiftable automatic AWD w/low range		 flat light none 5 20 25 50 70 15.5  
2004 4dr SUV 232-horsepower 3.7L V6
5-speed shiftable automatic AWD w/low range		 flat light none 0 0 60 40 67 12.9  
2003 4dr SUV 288-horsepower 5.0L V8
5-speed shiftable automatic AWD w/low range		 flat med hvy 5 5 25 65 80 13.4  
2003 4dr SUV 215-horsepower 3.2L V6
5-speed shiftable automatic AWD w/low range		 mtns light light 0 0 20 80 65 14.7  
2002 4dr SUV 342-horsepower 5.4L V8
5-speed shiftable automatic AWD w/low range		 flat med none 1 48 8 44 90 15.4  
2002 4dr SUV 288-horsepower 5.0L V8
5-speed shiftable automatic AWD w/low range		 flat med light 8 50 20 23 88 14.7  
2002 4dr SUV 215-horsepower 3.2L V6
5-speed shiftable automatic AWD w/low range		 flat med hvy 15 25 35 25 70 14.7  
2000 4dr SUV 268-horsepower 4.3L V8
5-speed shiftable automatic AWD w/low range		 flat light none 0 0 20 80 100 8.5  
2000 4dr SUV 215-horsepower 3.2L V6
5-speed shiftable automatic AWD w/low range		 flat med none 0 0 10 90 65 10.9  

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

Mercury Grand Marquis vs. Mercedes-Benz M-Class 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 Mercury Grand Marquis and Mercedes-Benz M-Class'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 Sedans
See TrueDelta's information for all Mercury models and Mercedes-Benz models.

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

Mercury Grand Marquis Real Gas Mileage: Pros
YearBody/PowertrainComment
2008 4dr Sedan 224-horsepower 4.6L V8
4-speed automatic RWD		 Incredible- 21mpg city, 27mpg HWY see full Mercury Grand Marquis review
Mercury Grand Marquis Real Gas Mileage: Cons
YearBody/PowertrainComment
2005 4dr Sedan 239-horsepower 4.6L V8
4-speed automatic RWD		 The V-8 is thirsty for city driving. The extra power would be nice for highway & mountain driving, though. see full Mercury Grand Marquis review
 

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

Mercedes-Benz M-Class Real Gas Mileage: Pros
YearBody/PowertrainComment
2013 4dr SUV turbocharged 240hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 Upper 20's on highway and mid-20's in suburbia from a vehicle that weighs 5K lbs. see full Mercedes-Benz M-Class review
2009 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 Other luxury cars/SUVs require premium gas. Diesel could be same or even cheaper than regular gas and with immense torque and a somewhat light foot I get almost 25Mpg see full Mercedes-Benz M-Class review
2007 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD		 5000 lbs vehicle. Gets 32 mpg on highway up to 75 mph, faster than that mpg drops. 23 to 24 mpg around town see full Mercedes-Benz M-Class review
Mercedes-Benz M-Class Real Gas Mileage: Cons
YearBody/PowertrainComment
2007 4dr SUV 302-horsepower 5.0L V8
7-speed shiftable automatic AWD		 Have a V8, so I should have expected, but mpg is averaging about 16 around town. With the current gas prices, I dread going to the pump. $90 to fill up the huge tank. see full Mercedes-Benz M-Class review