The Mercedes-Benz GLS X166 (2015-2019) was offered with 4 distinct engine configurations across its trim range.
| Engine | Power | Torque | Transmission | Drive | Top speed | 0-100 km/h | Consumption | Available on |
|---|---|---|---|---|---|---|---|---|
| 5.5L Petrol | 585 hp | 760 Nm | Automatic | All Wheel Drive | 250 km/h | 4.6 s | 12.3 l/100km | 1 trim |
| 4.7L Petrol | 455 hp | 700 Nm | Automatic | All Wheel Drive | 250 km/h | 5.3 s | 10.9 l/100km | 1 trim |
| 3.0L Petrol | 333 hp | 480 Nm | Automatic | All Wheel Drive | 240 km/h | 6.6 s | 8.9 l/100km | 1 trim |
| 3.0L Diesel | 258 hp | 620 Nm | Automatic | All Wheel Drive | 222 km/h | 7.8 s | 7.7 l/100km | 1 trim |
Each row is a distinct mechanical configuration — engine size, power output, transmission, drivetrain and fuel type — deduplicated across equipment trims that share the same engine. Trim-only differences (interior, wheels, options) do not create a separate row.