Real MPG: Mercedes-Benz GL-Class (2006 - 2013) GL420 CDI
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Submit your Real MPG
24.4
Official MPG(NEDC)
17.8–25.6
Real MPG
22.4
Real MPGAverage
92%
of Official MPG(NEDC)
More engines available for this model:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| GL320 CDI | 29.1 mpg | - | 23.2 mpg | 80% | |
| GL350 CDI BlueEfficiency | 30.7 mpg | - | 24.2 mpg | 79% | |
| GL450 CDI | 24.4 mpg | - | - | - | |
| GL500 | 20.8 mpg | - | 20.1 mpg | 97% |
Read the Honest John review...
Mercedes-Benz GL-Class (2006 - 2013)
Supremely comfortable. Genuine seven-seater. Immensely competent on and off road. Very refined and luxurious. GL420 CDI model is immense.
Rivals
| Mercedes-Benz GL-Class (2006 - 2013) | 22.7 | avg mpg |
| Audi Q7 (2006 - 2015) | 26.3 | avg mpg |
| Citroen C-Crosser (2007 - 2012) | 35.0 | avg mpg |
| Mitsubishi Outlander (2007 - 2012) | 36.0 | avg mpg |
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