Mercedes-Benz GLS 350 d 4MATIC 9G-TRONIC vs Mercedes-Benz GLS 450 4MATIC 9G-TRONIC
At 15,000 km a year and typical prices, the Mercedes-Benz GLS 350 d 4MATIC 9G-TRONIC costs about €2,416 a year in energy against €2,896 for the Mercedes-Benz GLS 450 4MATIC 9G-TRONIC, a difference of €479. Official WLTP figures: 7.9 l/100 km against 9.9 l/100 km combined.
Both are variants of the Mercedes-Benz GLS; the choice is the powertrain.

Mercedes-Benz GLS 350 d 4MATIC 9G-TRONIC
€2,416
Energy cost per year at 15,000 km
7.9 l/100 km combined

| Figure | Mercedes-Benz GLS 350 d 4MATIC 9G-TRONIC | Mercedes-Benz GLS 450 4MATIC 9G-TRONIC |
|---|---|---|
| Motor | Diesel | Petrol |
| Power | 333 PS | 389 PS |
| Combined | 7.9 l/100 km | 9.9 l/100 km |
| City | 11.4 l/100 km | - |
| Suburban | 8.0 l/100 km | - |
| Country road | 6.4 l/100 km | - |
| Motorway | 7.9 l/100 km | - |
| CO₂ | 207.0 g/km | 226.0 g/km |
| Electric range | - | - |
| Energy cost per year at 15,000 km | €2,416 | €2,896 |