| Manufacturer Name | Mercedes-Benz |
| Manufacturer Code | MBX |
| Car Class | 6 |
| Car Class Details | Large Cars |
| Model Type (Manufacturer) | |
| Release Date | 11/29/2021 |
Engine Specifications
| Model Type | SIDI; Mild Hybrid; |
| Engine Displacement | 4.0 liters |
| Number of Cylinders | 8 |
| Transmission | Auto(A9) |
| Aspiration Method | TC |
| Aspiration Description | Turbocharged |
| Variable Valve Timing | Y |
| Variable Valve Timing Details | Allows timing of the intake / exhaust valves to be changed while the engine is in operation |
| Variable Valve Lift | N |
| Cam-less Valvetrain? | N |
| Intake Valves/Cylinder | 2 |
| Exhaust Valves/Cylinder | 2 |
| Cylinder Deactivation | N |
| Model Type | SIDI; Mild Hybrid; |
EV / HEV
| EV/HEV Details | ISG (Integrated-Starter-Generator) Engine with 48V Technology |
| Number of Drive Motors | 1 |
| Motor Type | Other |
| Motor Type | permanent synchronous motor |
| Motor Power Rating (kW) | 15 |
Fuel And Fuel Effiency
| Fuel Efficiency Rating (On Label) | 4 |
| Estimated Fuel Cost (Annual) | $2350 |
| Fuel Cost (Annual) - EPA Calculated | $2350 |
| Expected Fuel Cost Over Next 5 Years | $5250 |
| Manufacturer Calculated MPG | 25.2 |
| Gas Guzzler Description | Not exempt |
| Conventional Fuel Efficiency - City/Highway/Combo | 16 / 25 / 19 |
| Conventional Fuel Efficiency - City/Highway/Combo | 20.4 / 25.0678 / 25.0678 (Unadjusted) |
| Regenerative Braking | Electrical Regen Brake |
| Regenerative Braking Wheels | Both |
| Regenerative Braking Driver Controlled? | N |
| Max. Ethanol Percent | 10 |
| Fuel Type (Conventional) Details | Gasoline (Premium Unleaded Required) |
| Fuel Cell Vehicle? | N |
| Fuel Metering System | Spark Ignition Direct Injection |
| Engine Start/Stop System | Yes |
Battery
| Number of Batteries | 1 |
| Battery Type Class | Lithium Ion |
| Energy Storage Device | Battery(s) |
| Total Voltage For Battery Packs | 48 |
| Battery Capacity (Amp/Hours) | 20 |
| Battery Specific Energy (Watt-Hours/KG) | 80 |
| Battery Charger Type | On-Board |
| Off-board Charge Capable? | N |
Transmission System
| Transmission | A |
| Description | Automatic |
| Number of Gears | 9 |
| Lockup Torque Converter | Y |
| Creeper Gear | N |
| Drive System | A |
| Drive Description | All Wheel Drive |
Misc.
| Recommended Oil Viscosity | 0W20 |
| 2-door Passenger Volume | 107 |
| 2-door Luggage Volume | 14 |
| Conventional Fuel CO2 Production City/Highway/Comb. | 541 / 358 / 459 |
Smog And Pollution
| Greehouse Gas (GHG) Score | 4 |
| Smog Rating Test Group | NMBXV04.0HY1 |
| Mfr. Smog Rating | 5 |
| Testing Method | Derived 5-cycle label |
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