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Mercedes-Benz GL vs. Jeep Liberty MPG

Chart is based on 48 fuel economy reports for the Mercedes-Benz GL and 205 fuel economy reports for the Jeep Liberty.

Mercedes-Benz GL MPG

Mercedes-Benz GL Mercedes-Benz GL 2014 27.3 MPG Highway Percentage 80 percent Mercedes-Benz GL Mercedes-Benz GL 2011 15.0 MPG Highway Percentage 30 percent Mercedes-Benz GL Mercedes-Benz GL 2010 24.0 MPG Highway Percentage 46 percent Mercedes-Benz GL Mercedes-Benz GL 2009 22.5 MPG Highway Percentage 27 percent Mercedes-Benz GL Mercedes-Benz GL 2009 18.0 MPG Highway Percentage 30 percent Mercedes-Benz GL Mercedes-Benz GL 2008 22.4 MPG Highway Percentage 41 percent Mercedes-Benz GL Mercedes-Benz GL 2008 17.0 MPG Highway Percentage 30 percent Mercedes-Benz GL Mercedes-Benz GL 2008 17.3 MPG Highway Percentage 35 percent Mercedes-Benz GL Mercedes-Benz GL 2007 25.3 MPG Highway Percentage 64 percent Mercedes-Benz GL Mercedes-Benz GL 2007 16.0 MPG Highway Percentage 42 percent Mercedes-Benz GL Mercedes-Benz GL 2007 17.4 MPG Highway Percentage 38 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
2014 4dr SUV turbocharged 240hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
flat light light 1 4 15 80 65 27.3  
2011 4dr SUV 382-horsepower 5.5L V8
7-speed shiftable automatic AWD
flat light hvy 1 49 20 30 70 15.0  
2010 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
flat light light 7 13 34 46 64 24.0  
2009 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
flat med hvy 0 13 60 27 72 22.5  
2009 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD
flat med light 21 22 27 30 60 18.0  
2008 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
flat light light 6 23 31 41 71 22.4  
2008 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD w/low range
flat med hvy 13 30 28 30 83 17.0  
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2008 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD
flat med none 21 21 23 35 85 17.3  
2007 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
hills light light 3 12 22 64 67 25.3  
2007 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD w/low range
hills med light 15 21 22 42 60 16.0  
2007 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD
flat med light 9 16 38 38 65 17.4  

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

Jeep Liberty MPG

Jeep Liberty Jeep Liberty 2012 16.4 MPG Highway Percentage 15 percent Jeep Liberty Jeep Liberty 2011 18.7 MPG Highway Percentage 93 percent Jeep Liberty Jeep Liberty 2010 17.8 MPG Highway Percentage 60 percent Jeep Liberty Jeep Liberty 2010 17.3 MPG Highway Percentage 30 percent Jeep Liberty Jeep Liberty 2009 16.5 MPG Highway Percentage 31 percent Jeep Liberty Jeep Liberty 2009 16.3 MPG Highway Percentage 57 percent Jeep Liberty Jeep Liberty 2008 24.1 MPG Highway Percentage 100 percent Jeep Liberty Jeep Liberty 2008 14.8 MPG Highway Percentage 0 percent Jeep Liberty Jeep Liberty 2008 18.7 MPG Highway Percentage 37 percent Jeep Liberty Jeep Liberty 2008 17.7 MPG Highway Percentage 35 percent Jeep Liberty Jeep Liberty 2008 15.4 MPG Highway Percentage 40 percent Jeep Liberty Jeep Liberty 2007 17.7 MPG Highway Percentage 42 percent Jeep Liberty Jeep Liberty 2007 20.0 MPG Highway Percentage 61 percent Jeep Liberty Jeep Liberty 2007 17.0 MPG Highway Percentage 25 percent Jeep Liberty Jeep Liberty 2006 23.8 MPG Highway Percentage 41 percent Jeep Liberty Jeep Liberty 2006 24.5 MPG Highway Percentage 90 percent Jeep Liberty Jeep Liberty 2006 17.7 MPG Highway Percentage 60 percent Jeep Liberty Jeep Liberty 2006 16.8 MPG Highway Percentage 47 percent Jeep Liberty Jeep Liberty 2005 25.4 MPG Highway Percentage 63 percent Jeep Liberty Jeep Liberty 2005 15.8 MPG Highway Percentage 33 percent Jeep Liberty Jeep Liberty 2005 18.0 MPG Highway Percentage 57 percent Jeep Liberty Jeep Liberty 2005 18.0 MPG Highway Percentage 60 percent Jeep Liberty Jeep Liberty 2004 16.6 MPG Highway Percentage 30 percent Jeep Liberty Jeep Liberty 2004 20.5 MPG Highway Percentage 63 percent Jeep Liberty Jeep Liberty 2004 18.3 MPG Highway Percentage 48 percent Jeep Liberty Jeep Liberty 2004 18.5 MPG Highway Percentage 52 percent Jeep Liberty Jeep Liberty 2003 19.0 MPG Highway Percentage 37 percent Jeep Liberty Jeep Liberty 2003 18.2 MPG Highway Percentage 57 percent Jeep Liberty Jeep Liberty 2002 16.6 MPG Highway Percentage 25 percent Jeep Liberty Jeep Liberty 2002 21.0 MPG Highway Percentage 85 percent Jeep Liberty Jeep Liberty 2002 19.8 MPG Highway Percentage 86 percent Jeep Liberty Jeep Liberty 2002 15.4 MPG Highway Percentage 47 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
2012 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat med none 0 20 65 15 75 16.4  
2011 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat lead light 0 0 7 93 80 18.7  
2010 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light light 7 13 20 60 68 17.8  
2010 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat light none 5 38 28 30 58 17.3  
2009 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
hills light none 22 21 26 31 60 16.5  
2009 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat light light 10 21 13 57 70 16.3  
2008 4dr SUV 210-horsepower 3.7L V6
6-speed manual RWD
flat med none 0 0 0 100 75 24.1  
Looking for a warranty? Get a quote.
2008 4dr SUV 210-horsepower 3.7L V6
6-speed manual 4WD, part-time w/low range
hills lead none 10 20 70 0 0 14.8  
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
flat med hvy 22 18 23 37 72 18.7  
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light none 6 22 37 35 86 17.7  
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat light none 3 30 28 40 63 15.4  
2007 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
flat med hvy 28 17 14 42 67 17.7  
2007 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light none 3 4 33 61 66 20.0  
2007 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat light light 23 53 0 25 60 17.0  
2006 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
flat light light 7 25 27 41 63 23.8  
2006 4dr SUV 210-horsepower 3.7L V6
6-speed manual 4WD, part-time w/low range
mtns light hvy 0 10 0 90 65 24.5  
2006 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light light 3 27 10 60 67 17.7  
2006 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat med none 7 32 15 47 77 16.8  
2005 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
flat light light 0 12 25 63 67 25.4  
2005 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
hills med light 21 32 13 33 66 15.8  
2005 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light none 7 9 27 57 65 18.0  
2005 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat med light 3 16 21 60 64 18.0  
2004 4dr SUV 210-horsepower 3.7L V6
5-speed manual 4WD, part-time w/low range
hills med light 10 20 40 30 73 16.6  
2004 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
flat med light 12 5 21 63 68 20.5  
2004 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat med light 5 13 34 48 75 18.3  
2004 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat med light 11 16 21 52 86 18.5  
2003 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
flat light none 5 13 45 37 65 19.0  
2003 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
hills light none 4 20 19 57 65 18.2  
2002 4dr SUV 210-horsepower 3.7L V6
5-speed manual 4WD, part-time w/low range
flat light light 25 25 25 25 100 16.6  
2002 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
hills light light 8 8 0 85 70 21.0  
2002 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
hills light light 1 5 9 86 55 19.8  
2002 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
flat light none 49 1 3 47 95 15.4  

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This page shows only averages. See all the Jeep Liberty fuel economy data.

Mercedes-Benz GL vs. Jeep Liberty 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 GL and Jeep Liberty'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.

See TrueDelta's information for all Mercedes-Benz models and Jeep models.

TrueDelta Reviews the Real Gas Mileage of the Mercedes-Benz GL

Mercedes-Benz GL Real Gas Mileage: Pros
YearComment
2013 In the EPA's fuel economy tests the Mercedes-Benz GL350 BlueTEC rates 19 mpg city and 26 mpg highway. We observed low 20s in casual suburban driving (a few mpg lower with a heavy foot, a few mpg higher with a very light one) and 25.5 on our trip to Chicago and back (which included some heavy urban driving and 70-mph highways). These numbers don't seem so great, given that the GL350 burns diesel? Consider that the GL-Class is not only wide and tall but also very heavy, at nearly 5,500 pounds unloaded. The gas-powered GL450 is rated 14/19. Our family vehicle, a Ford Taurus X that weighs over 1,000 pounds less than the Mercedes, struggles to crack 22 on the highway. The Audi Q7 rates the same in city driving, and a couple mpg better on the highway. Since the GL350 is almost in another class size-wise, I'm calling this one a draw. Multiply this fuel economy by a 26.4-gallon tank, and the GL350 can go quite far between $100+ fill-ups. Is it really possible to drive the nearly 300 miles to Chicago--and then back--on one tank? Yes it is, with nearly a quarter-tank to spare. (Is it possible to do this without any of three kids needing to stop for a bathroom break? To our even greater surprise, yes to this as well. They were busy watching the $1,950 dual-screen entertainment system.) see full Mercedes-Benz GL review
 

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

Mercedes-Benz GL Real Gas Mileage: Pros
YearBody/PowertrainComment
2010 4dr SUV turbocharged 210hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
For a large, seven passenger SUV it can deliver upwards of 28 mpg on the highway. see full Mercedes-Benz GL review
2008 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
25 mpg highway fuel efficiency for a large 7 passenger SUV is fantastic see full Mercedes-Benz GL review
2008 4dr SUV turbocharged 215hp 3.0L V6 Diesel
7-speed shiftable automatic AWD
Diesel provides 25 MPG on the highway see full Mercedes-Benz GL review
Mercedes-Benz GL Real Gas Mileage: Cons
YearBody/PowertrainComment
2010 4dr SUV 335-horsepower 4.7L V8
7-speed shiftable automatic AWD
15 mpg average. premium fuel. see full Mercedes-Benz GL review
 

What Our Members Are Saying about the Real Gas Mileage of the Jeep Liberty

Jeep Liberty Real Gas Mileage: Pros
YearBody/PowertrainComment
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
Well for a half ton, I can get up to thirty miles to the gal. Not bad not bad at all given fuel prices today. see full Jeep Liberty review
2006 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
With a few mods., I get a combined 26 mpg and a solid 30 mpg highway. see full Jeep Liberty review
2006 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
I did a GDE Hot tune on mine... before it i used to get an average of 25MPG in mixed driving. After the tune my average is ALWAYS over 30! If i would have gotten the ECO tune it would have probably been better! I also got the trans tune! worth every penny see full Jeep Liberty review
2006 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
With the Diesel I get 22 City and 24-26 on road trips. The gearing just kills you if you go much faster than 65. see full Jeep Liberty review
2006 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
A mid-sized car that can carry a family of four at 27-30 MPG. see full Jeep Liberty review
2005 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
The Liberty has a diesel engine and I usually get around 23 mpg. I have gotten as high as 30 mpg on one trip. see full Jeep Liberty review
2005 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
Despite being a small SUV, this is a heavy 4x4. To get 30 - 33 mpg on the highway doing 65 mpg is incredible. Even with the hideous price of diesel fuel lately, this is still worth it. see full Jeep Liberty review
2005 4dr SUV turbocharged 160hp 2.8L I4 Diesel
5-speed automatic 4WD w/low range
29.5 mpg highway average is phenomenal for a 4,300 lb vehicle that is usually loaded to 5,000 lbs providing a highway range of 600 miles. see full Jeep Liberty review
2004 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
Even running 3 size larger tires, 3.4 inch lift and roof rack I get 21 on the road most times, whats not to like see full Jeep Liberty review
Jeep Liberty Real Gas Mileage: Cons
YearBody/PowertrainComment
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
only averages 18 mpg see full Jeep Liberty review
2008 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
Very poor fuel millage, especially in city driving . Typically averaged more than 17L/100 km. Averaged 11.5-13.0 L/100 kms highway driving. see full Jeep Liberty review
2007 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD, part-time w/low range
This vehicle is very heavy and subsequently only get upto 23mpg. Which I consider very low for a vehicle of this size. see full Jeep Liberty review
2006 4dr SUV 210-horsepower 3.7L V6
4-speed automatic RWD
Very poor fuel economy on the gasoline version. see full Jeep Liberty review
2005 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
Unfortunately we use it as a daily driver, and its terrible on gas milage which seems to rival that of larger SUVs see full Jeep Liberty review
2005 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
Horrible fuel economy, even when not in 4WD. Could be my lead foot. see full Jeep Liberty review
2004 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
V6 was overworked moving the 4600lb vehicle and got terrible fuel economy see full Jeep Liberty review
2003 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
14mpg in town, and 19 on the freeway. Poor fuel economy for such a small SUV. see full Jeep Liberty review
2003 4dr SUV 210-horsepower 3.7L V6
4-speed automatic 4WD w/low range
Terrible fuel economy compared to others in its class see full Jeep Liberty review
2002 4dr SUV 210-horsepower 3.7L V6
5-speed manual 4WD, part-time w/low range
awful! see full Jeep Liberty review