Mercedes-Benz GL-Class Gas Mileage (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-Class's real-world MPG based on how and where you drive a car.
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Mercedes-Benz GL-Class
Mercedes-Benz GL-Class Gas Mileage
| 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 |
| 2011 | 4dr SUV 382-horsepower 5.5L V8 7-speed shiftable automatic AWD |
flat | light | hvy | 1 | 49 | 20 | 30 | 70 | 15.0 |
| 2011 | 4dr SUV 382-horsepower 5.5L V8 7-speed shiftable automatic AWD |
flat | light | hvy | 1 | 49 | 20 | 30 | 70 | 15.0 |
| Averages | flat | light | hvy | 1 | 49 | 20 | 30 | 70 | 15.0 | |
| With the 382-horsepower 5.5L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive, 2011 Mercedes-Benz GL-Class fuel economy has been averaging
15.0 MPG (miles per gallon). The 2011 Mercedes-Benz GL-Classs in this analysis were driven mostly in the city (about 49 percent of the miles driven). The rest of the miles were on the highway at an average speed of 70 miles per hour (30 percent), in the suburbs (20 percent), and in heavy traffic (1 percent). In addition the average 2011 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a light foot and the AC on most or all of the time. |
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| 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 |
| 2010 | 4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | light | none | 2 | 8 | 45 | 45 | 70 | 26.5 |
| flat | light | light | 5 | 5 | 30 | 60 | 65 | 26.0 | ||
| flat | light | hvy | 10 | 15 | 25 | 50 | 60 | 22.6 | ||
| flat | med | light | 10 | 25 | 35 | 30 | 60 | 21.0 | ||
| 2010 | 4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | light | light | 7 | 13 | 34 | 46 | 64 | 24.0 |
| Averages | flat | light | light | 7 | 13 | 34 | 46 | 64 | 24.0 | |
| With the turbocharged 210hp 3.0L V6 Diesel engine, 7-speed shiftable automatic transmission, and all-wheel drive, the 2010 Mercedes-Benz GL-Class has been averaging
24.0 MPG (miles per gallon). The 2010 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 64 miles per hour (about 46 percent of the miles driven). The rest of the miles were in the suburbs (34 percent), in the city (13 percent), and in heavy traffic (7 percent). In addition the average 2010 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a light foot and the AC on only some of the time. |
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| 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 | 4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | light | hvy | 0 | 40 | 40 | 20 | 60 | 18.0 |
| flat | med | hvy | 0 | 0 | 70 | 30 | 75 | 23.6 | ||
| flat | med | hvy | 0 | 0 | 70 | 30 | 80 | 26.0 | ||
| 2009 | 4dr SUV turbocharged 210hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | med | hvy | 0 | 13 | 60 | 27 | 72 | 22.5 |
| Averages | flat | med | hvy | 0 | 13 | 60 | 27 | 72 | 22.5 | |
| With the turbocharged 210hp 3.0L V6 Diesel engine, 7-speed shiftable automatic transmission, and all-wheel drive, 2009 Mercedes-Benz GL-Class gas mileage has been averaging
22.5 MPG (miles per gallon). The 2009 Mercedes-Benz GL-Classs in this analysis were driven mostly in the suburbs (about 60 percent of the miles driven). The rest of the miles were on the highway at an average speed of 72 miles per hour (27 percent), in the city (13 percent), and in heavy traffic (0 percent). In addition the average 2009 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC on most or all of the time. |
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| 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 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | med | light | 21 | 22 | 27 | 30 | 60 | 18.0 |
| 2009 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | med | light | 21 | 22 | 27 | 30 | 60 | 18.0 |
| Averages | flat | med | light | 21 | 22 | 27 | 30 | 60 | 18.0 | |
| With the 335-horsepower 4.7L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive, 2009 Mercedes-Benz GL-Class fuel economy has been averaging
18.0 MPG (miles per gallon). The 2009 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 60 miles per hour (about 30 percent of the miles driven). The rest of the miles were in the suburbs (27 percent), in the city (22 percent), and in heavy traffic (21 percent). In addition the average 2009 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time. |
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| 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 |
| 2008 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | light | none | 0 | 10 | 80 | 10 | 70 | 22.0 |
| flat | lead | light | 17 | 17 | 17 | 50 | 80 | 23.1 | ||
| flat | light | none | 0 | 0 | 0 | 100 | 68 | 27.0 | ||
| flat | light | none | 10 | 10 | 15 | 65 | 68 | 24.8 | ||
| flat | med | hvy | 10 | 20 | 20 | 50 | 65 | 22.0 | ||
| 2008 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | med | light | 7 | 11 | 26 | 55 | 70 | 23.8 |
| Averages | flat | med | light | 7 | 11 | 26 | 55 | 70 | 23.8 | |
| With the turbocharged 215hp 3.0L V6 Diesel engine, 7-speed shiftable automatic transmission, and all-wheel drive, the 2008 Mercedes-Benz GL-Class has been averaging
23.8 MPG (miles per gallon). The 2008 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 55 percent of the miles driven). The rest of the miles were in the suburbs (26 percent), in the city (11 percent), and in heavy traffic (7 percent). In addition the average 2008 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time. |
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| 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 |
| 2008 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD w/low range |
flat | med | hvy | 15 | 50 | 15 | 20 | 85 | 18.0 |
| flat | med | hvy | 10 | 10 | 40 | 40 | 80 | 16.0 | ||
| 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 |
| Averages | flat | med | hvy | 13 | 30 | 28 | 30 | 83 | 17.0 | |
| With the 335-horsepower 4.7L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive w/low range, 2008 Mercedes-Benz GL-Class gas mileage has been averaging
17.0 MPG (miles per gallon). The 2008 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 83 miles per hour (about 30 percent of the miles driven). The rest of the miles were in the city (30 percent), in the suburbs (28 percent), and in heavy traffic (13 percent). In addition the average 2008 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC on most or all of the time. |
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| 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 |
| 2008 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | light | none | 22 | 22 | 25 | 30 | 60 | 20.0 |
| flat | med | none | 20 | 20 | 20 | 40 | 68 | 14.5 | ||
| 2008 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | med | none | 21 | 21 | 23 | 35 | 64 | 17.3 |
| Averages | flat | med | none | 21 | 21 | 23 | 35 | 64 | 17.3 | |
| With the 335-horsepower 4.7L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive, 2008 Mercedes-Benz GL-Class fuel economy has been averaging
17.3 MPG (miles per gallon). The 2008 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 64 miles per hour (about 35 percent of the miles driven). The rest of the miles were in the suburbs (23 percent), in heavy traffic (21 percent), and in the city (21 percent). In addition the average 2008 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC not used at all. |
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| 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 |
| 2007 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
flat | v.lt | none | 5 | 10 | 20 | 65 | 50 | 27.8 |
| flat | light | light | 0 | 9 | 55 | 36 | 70 | 24.0 | ||
| mtns | light | light | 5 | 5 | 5 | 85 | 70 | 26.6 | ||
| flat | med | light | 0 | 35 | 40 | 25 | 80 | 20.3 | ||
| mtns | light | light | 5 | 5 | 5 | 85 | 60 | 27.0 | ||
| 2007 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
hills | light | light | 3 | 13 | 25 | 59 | 66 | 25.1 |
| Averages | hills | light | light | 3 | 13 | 25 | 59 | 66 | 25.1 | |
| With the turbocharged 215hp 3.0L V6 Diesel engine, 7-speed shiftable automatic transmission, and all-wheel drive, the 2007 Mercedes-Benz GL-Class has been averaging
25.1 MPG (miles per gallon). The 2007 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 66 miles per hour (about 59 percent of the miles driven). The rest of the miles were in the suburbs (25 percent), in the city (13 percent), and in heavy traffic (3 percent). In addition the average 2007 Mercedes-Benz GL-Class in this analysis was driven on hilly terrain with a light foot and the AC on only some of the time. |
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| 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 |
| 2007 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD w/low range |
hills | light | none | 20 | 21 | 24 | 34 | 60 | 15.0 |
| hills | med | light | 10 | 20 | 20 | 50 | 60 | 17.0 | ||
| 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 |
| Averages | hills | med | light | 15 | 21 | 22 | 42 | 60 | 16.0 | |
| With the 335-horsepower 4.7L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive w/low range, 2007 Mercedes-Benz GL-Class gas mileage has been averaging
16.0 MPG (miles per gallon). The 2007 Mercedes-Benz GL-Classs in this analysis were driven mostly on the highway at an average speed of 60 miles per hour (about 42 percent of the miles driven). The rest of the miles were in the suburbs (22 percent), in the city (21 percent), and in heavy traffic (15 percent). In addition the average 2007 Mercedes-Benz GL-Class in this analysis was driven on hilly terrain with a medium foot and the AC on only some of the time. |
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| 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 |
| 2007 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | light | light | 20 | 20 | 5 | 55 | 65 | 18.0 |
| flat | lead | none | 0 | 0 | 100 | 0 | N/A | 15.0 | ||
| hills | light | none | 10 | 10 | 50 | 30 | 70 | 19.0 | ||
| flat | med | light | 10 | 20 | 20 | 50 | 55 | 17.5 | ||
| flat | med | hvy | 5 | 20 | 40 | 35 | 65 | 16.7 | ||
| 2007 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
flat | med | light | 9 | 14 | 43 | 34 | 64 | 17.2 |
| Averages | flat | med | light | 9 | 14 | 43 | 34 | 64 | 17.2 | |
| With the 335-horsepower 4.7L V8 engine, 7-speed shiftable automatic transmission, and all-wheel drive, 2007 Mercedes-Benz GL-Class fuel economy has been averaging
17.2 MPG (miles per gallon). The 2007 Mercedes-Benz GL-Classs in this analysis were driven mostly in the suburbs (about 43 percent of the miles driven). The rest of the miles were on the highway at an average speed of 64 miles per hour (34 percent), in the city (14 percent), and in heavy traffic (9 percent). In addition the average 2007 Mercedes-Benz GL-Class in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time. |
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What Our Members Are Saying about the Real Mercedes-Benz GL-Class MPG
| Mercedes-Benz GL-Class Fuel Economy: Pros | ||
| Year | Body/Powertrain | Comment |
| 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. |
| 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 |
| 2008 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
Diesel provides 25 MPG on the highway |
| Mercedes-Benz GL-Class Fuel Economy: Cons | ||
| Year | Body/Powertrain | Comment |
| 2010 | 4dr SUV 335-horsepower 4.7L V8 7-speed shiftable automatic AWD |
15 mpg average. premium fuel. |
