Real MPG: Mercedes-Benz GLS (2019 on) GLS 400 d
Submit your Real MPG
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Official MPG(NEDC)
32.1–32.8
Official MPG(WLTP)
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Real MPG
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Real MPGAverage
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of Official MPG(WLTP)
More engines available for this model:
| Engine | Official MPG (NEDC) | Official MPG (WLTP) | Real MPG Avg. | Real MPG % | |
| GLS 600 Maybach | - | 21.1 mpg | - | -* | |
| GLS 63 AMG | - | 22.1 mpg | - | -* |
Read the Honest John review...
Mercedes-Benz GLS (2019 on)
Hugely practical and versatile, even for a large family, clever infotainment system, and lots of toys, much cheaper than a Range Rover.
Rivals
| Mercedes-Benz GLS (2019 on) | 0.0 | avg mpg |
| Audi Q8 (2018 on) | 36.0 | avg mpg |
| Toyota RAV4 (2019 on) | 49.5 | avg mpg |
| Volkswagen Touareg (2018 on) | 37.0 | avg mpg |
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