Mercedes-Benz GL450 4matic MPG by year — every rating on record
The Mercedes-Benz GL450 4matic has a combined EPA fuel economy rating for 10 model years, from 2007 to 2016. Across those years its best rated version returned 19 mpg (2015) and its thirstiest returned 14 mpg (2010). The EPA record holds 10 configurations for this nameplate, most recently a Standard Sport Utility Vehicle 4WD.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2007 | 1 | 15 mpg | 15 mpg | #89 of 106 (16th pct) | 4-Wheel or All-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2008 | 1 | 15 mpg | 15 mpg | #89 of 108 (18th pct) | 4-Wheel or All-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2009 | 1 | 15 mpg | 15 mpg | #93 of 111 (16th pct) | 4-Wheel or All-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2010 | 1 | 14 mpg | 14 mpg | #103 of 113 (9th pct) | 4-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2011 | 1 | 15 mpg | 15 mpg | #107 of 120 (11th pct) | 4-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2012 | 1 | 15 mpg | 15 mpg | #100 of 110 (9th pct) | 4-Wheel Drive | Premium | Sport Utility Vehicle - 4WD |
| 2013 | 1 | 16 mpg | 16 mpg | #40 of 62 (36th pct) | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD |
| 2014 | 1 | 16 mpg | 16 mpg | #41 of 60 (32th pct) | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD |
| 2015 | 1 | 19 mpg | 19 mpg | #26 of 62 (59th pct) | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD |
| 2016 | 1 | 19 mpg | 19 mpg | #33 of 73 (56th pct) | 4-Wheel Drive | Premium | Standard Sport Utility Vehicle 4WD |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Mercedes-Benz GL450 4matic placed highest in 2015 at #26 of 62, and lowest in 2011 at #107 of 120. It spent 2 of its 10 ranked years in the top half of its class.
Every configuration on record
All 10 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 3.0L 6-cyl 4-Wheel Drive Automatic 7-spd Premium | SIDI, turbocharged | 17 | 21 | 19 | 605.3 | 15.7 | $4,100 | 480 | 4/10 |
| 2015 | 3.0L 6-cyl 4-Wheel Drive Automatic 7-spd Premium | SIDI, turbocharged | 17 | 21 | 19 | 605.3 | 15.7 | $4,100 | 479 | 4/10 |
| 2014 | 4.7L 8-cyl 4-Wheel Drive Automatic 7-spd Premium | SIDI, turbocharged | 14 | 19 | 16 | 718.8 | 18.6 | $4,850 | 569 | 3/10 |
| 2013 | 4.7L 8-cyl 4-Wheel Drive Automatic 7-spd Premium | SIDI, turbocharged | 14 | 19 | 16 | 718.8 | 18.6 | $4,850 | 569 | 3/10 |
| 2012 | 4.7L 8-cyl 4-Wheel Drive Automatic 7-spd Premium | 4.7L 8-cyl | 13 | 18 | 15 | 766.7 | 19.8 | $5,150 | 592.4666666666667 | n/a |
| 2011 | 4.7L 8-cyl 4-Wheel Drive Automatic 7-spd Premium | 4.7L 8-cyl | 13 | 18 | 15 | 766.7 | 19.8 | $5,150 | 592.4666666666667 | n/a |
| 2010 | 4.7L 8-cyl 4-Wheel Drive Automatic 7-spd Premium | PR | 13 | 17 | 14 | 821.4 | 21.3 | $5,550 | 634.7857142857143 | n/a |
| 2009 | 4.6L 8-cyl 4-Wheel or All-Wheel Drive Automatic 7-spd Premium | 4.6L 8-cyl | 13 | 18 | 15 | 766.7 | 19.8 | $5,150 | 592.4666666666667 | n/a |
| 2008 | 4.6L 8-cyl 4-Wheel or All-Wheel Drive Automatic 7-spd Premium | 4.6L 8-cyl | 13 | 18 | 15 | 766.7 | 19.8 | $5,150 | 592.4666666666667 | n/a |
| 2007 | 4.6L 8-cyl 4-Wheel or All-Wheel Drive Automatic 7-spd Premium | 4.6L 8-cyl | 13 | 17 | 15 | 766.7 | 19.8 | $5,150 | 592.4666666666667 | n/a |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 3 of 4 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2009 → 2010 | 15 → 14 mpg | -1 mpg | 821 gal |
| 2010 → 2011 | 14 → 15 mpg | +1 mpg | 767 gal |
| 2012 → 2013 | 15 → 16 mpg | +1 mpg | 719 gal |
| 2014 → 2015 | 16 → 19 mpg | +3 mpg | 605 gal |
What GL450 4matic fuel costs over a year
At the EPA's 11,500 miles a year, the 2016 Mercedes-Benz GL450 4matic burns 605 to 605 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $1,816 | $1,816 | $0 |
| $3.50/gal | $2,118 | $2,118 | $0 |
| $4.00/gal | $2,421 | $2,421 | $0 |
EPA’s own estimate for the 2016 model year is $4,100 to $4,100 a year in fuel, or $9,250 more than the average new vehicle over five years.
How it compares with other Sport Utility Vehicle - 4WD
Across the 219 nameplates EPA classifies as Sport Utility Vehicle - 4WD, the median best combined rating is 21 mpg. At 19 mpg the Mercedes-Benz GL450 4matic is 2 mpg below the median, which is worth about $202 a year at $3.50 a gallon.
- All Sport Utility Vehicle - 4WD rankings — every nameplate in the class, best to worst.
Other Mercedes-Benz nameplates
Every Mercedes-Benz model compared → — all nameplates ranked by best combined rating, with what each one costs a year.