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Specs of Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC /2026/

2027 Mercedes-Benz GLS (X167, facelift 2026) - Photo 1
Mercedes-Benz GLS (X167, facelift 2026) - Photo 2Mercedes-Benz GLS (X167, facelift 2026) - Photo 3Mercedes-Benz GLS (X167, facelift 2026) - Photo 4Mercedes-Benz GLS (X167, facelift 2026) - Photo 5Mercedes-Benz GLS (X167, facelift 2026) - Photo 6Mercedes-Benz GLS (X167, facelift 2026) - Photo 7Mercedes-Benz GLS (X167, facelift 2026) - Photo 8Mercedes-Benz GLS (X167, facelift 2026) - Photo 9Mercedes-Benz GLS (X167, facelift 2026) - Photo 10

Key specs:
Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC
/SUV 2026 - /

What is the body type, Mercedes-Benz GLS (X167, facelift 2026)?SUV, 5 Doors, 7 Seats
What is the fuel economy, Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?9.9-10.9 l/100 km
23.8 - 21.6 US mpg
28.5 - 25.9 UK mpg
10.1 - 9.2 km/l
How ECO is the car, Mercedes-Benz GLS GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?225-248 g/km CO2
Euro 6e-bis
How fast is the car, 2026 GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?250 km/h | 155.34 mph
0-100 km/h: 5.6 sec
0-60 mph: 5.3 sec
How much power, Mercedes-Benz GLS SUV 2026 GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?381 Hp, 560 Nm
413.03 lb.-ft.
What is the engine size, Mercedes-Benz GLS SUV 2026 GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?3.0 l
2999 cm3
183.01 cu. in.
How many cylinders, 2026 Mercedes-Benz GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?6, Inline
What is the drivetrain, Mercedes-Benz GLS (X167, facelift 2026) SUV 2026 GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?All wheel drive (4x4). MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV). The Internal combustion engine (ICE) and the electric motor permanently drive the four wheels of the car with the ability to work only in mixed mode.
How long is this vehicle, 2026 Mercedes-Benz GLS SUV?5217 mm
205.39 in.
How wide is the vehicle, 2026 Mercedes-Benz GLS SUV?1956 mm
77.01 in.
What is the curb weight, 2026 Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?2505 kg
5522.58 lbs.
What is the gross weight, 2026 Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?3390 kg
7473.67 lbs.
How much trunk (boot) space, 2026 Mercedes-Benz GLS SUV?355 - 2400 l
12.54 - 84.76 cu. ft.
How many gears, What type is the gearbox, 2026 Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?9, automatic transmission G-TRONIC

Mercedes-Benz GLS (X167, facelift 2026) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC - Full specifications

General information

BrandMercedes-Benz
Model GLS
Generation GLS (X167, facelift 2026)
Modification (Engine) GLS 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC
Start of production May, 2026 year
Powertrain Architecture MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Body typeSUV
Seats 7
Doors 5

Performance specs

Fuel consumption at Low speed (WLTP) 14.4 l/100 km 16.3 US mpg
19.6 UK mpg
6.9 km/l
Fuel consumption at Medium speed (WLTP) 9.6 l/100 km 24.5 US mpg
29.4 UK mpg
10.4 km/l
Fuel consumption at high speed (WLTP) 8.4 l/100 km 28 US mpg
33.6 UK mpg
11.9 km/l
Fuel consumption at very high speed (WLTP) 9.8 l/100 km 24 US mpg
28.8 UK mpg
10.2 km/l
Combined fuel consumption (WLTP) 9.9-10.9 l/100 km 23.8 - 21.6 US mpg
28.5 - 25.9 UK mpg
10.1 - 9.2 km/l
CO2 emissions (WLTP)225-248 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 - 100 km/h5.6 sec
Acceleration 0 - 62 mph5.6 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net) 5.3 sec
Maximum speed 250 km/h, Electronically limited 155.34 mph
Emission standard Euro 6e-bis
Weight-to-power ratio 6.6 kg/Hp, 152.1 Hp/tonne
Weight-to-torque ratio 4.5 kg/Nm, 223.6 Nm/tonne

Electric cars and hybrids specs

Battery voltage 48 V
Battery technology Lithium-ion (Li-Ion)
Electric motor 1
Electric motor power 23 Hp
Electric motor Torque 205 Nm 151.2 lb.-ft.
Electric motor location Between the combustion engine and the transmission

Internal combustion engine specs

Power 381 Hp @ 5000-6100 rpm.
Power per litre 127 Hp/l
Torque 560 Nm @ 2000-4500 rpm. 413.03 lb.-ft. @ 2000-4500 rpm.
Engine layout Front, Longitudinal
Engine Model/Code M 256.830
Engine displacement 2999 cm3 183.01 cu. in.
Number of cylinders 6
Engine configuration Inline
Cylinder Bore 83 mm 3.27 in.
Piston Stroke 92.35 mm 3.64 in.
Compression ratio 10.5:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Turbocharger and Electric Powered Compressor, Intercooler
Valvetrain DOHC, CAMTRONIC
Engine systemsStart & Stop System
Particulate filter

Space, Volume and weights

Kerb Weight 2505 kg 5522.58 lbs.
Max. weight 3390 kg 7473.67 lbs.
Max load 885 kg 1951.09 lbs.
Trunk (boot) space - minimum 355 l 12.54 cu. ft.
Trunk (boot) space - maximum 2400 l 84.76 cu. ft.
Fuel tank capacity 90 l 23.78 US gal | 19.8 UK gal
Max. roof load 100 kg 220.46 lbs.
Permitted trailer load with brakes (12%) 3500 kg 7716.18 lbs.
Permitted trailer load without brakes 750 kg 1653.47 lbs.
Permitted towbar download 140 kg 308.65 lbs.

Dimensions

Length 5217 mm 205.39 in.
Width 1956 mm 77.01 in.
Width with mirrors folded 2024 mm 79.69 in.
Width including mirrors 2164 mm 85.2 in.
Height 1823 mm 71.77 in.
Wheelbase 3135 mm 123.43 in.
Ride height (ground clearance) 215 mm 8.46 in.
Minimum turning circle (turning diameter) 12.52 m 41.08 ft.
Approach angle 23°
Departure angle 21°
Ramp-over (brakeover) angle 16°
Climb angle 45°
Wading depth 600 mm 23.62 in.

Drivetrain, brakes and suspension specs

Drivetrain Architecture The Internal combustion engine (ICE) and the electric motor permanently drive the four wheels of the car with the ability to work only in mixed mode.
Drive wheel All wheel drive (4x4)
Number of gears and type of gearbox 9 gears, automatic transmission G-TRONIC
Front suspension Double wishbone, Air suspension
Rear suspension Independent multi-link suspension, Air suspension
Front brakesVentilated discs
Rear brakesVentilated discs
Assisting systemsABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size Front wheel tires: 275/50 R20; 275/45 R21
Rear wheel tires: 275/50 R20; 315/40 R21
Wheel rims sizeFront wheel rims: 8.5J x 20; 10J x 21
Rear wheel rims: 8.5J x 20; 11J x 21