
The following table compares the fuel economies of different models of Mercedes-Benz GL450 cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2016 GL450 4matic | Automatic 7-speed | 6 | 19 | 17 | 21 | $4,033 | $4,840 |
| 2015 GL450 4matic | Automatic 7-speed | 6 | 19 | 17 | 21 | $4,033 | $4,840 |
| 2014 GL450 4matic | Automatic 7-speed | 8 | 16 | 14 | 19 | $4,722 | $5,667 |
| 2013 GL450 4matic | Automatic 7-speed | 8 | 16 | 14 | 19 | $4,722 | $5,667 |
| 2012 GL450 4matic | Automatic 7-speed | 8 | 15 | 13 | 18 | $5,048 | $6,057 |
| 2011 GL450 4matic | Automatic 7-speed | 8 | 15 | 13 | 18 | $5,048 | $6,057 |
| 2010 GL450 4matic | Automatic 7-speed | 8 | 14 | 13 | 17 | $5,158 | $6,190 |
| 2009 GL450 4matic | Automatic 7-speed | 8 | 15 | 13 | 18 | $5,048 | $6,057 |
| 2008 GL450 4matic | Automatic 7-speed | 8 | 15 | 13 | 18 | $5,048 | $6,057 |
| 2007 GL450 4matic | Automatic 7-speed | 8 | 15 | 13 | 17 | $5,158 | $6,190 |
Data source: Fuel Economy USA, Reference.