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Specs of Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC /2026/

Key specs

Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC /Sedan 2026 - /

What is the body type of Mercedes-Benz S-class (W223, facelift 2026)?
Sedan, 4 Doors, 5 Seats
What is the fuel consumption and economy of Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
6.3-6.9 l/100 km
37.3 - 34.1 US mpg
44.8 - 40.9 UK mpg
15.9 - 14.5 km/l
How environmentally friendly is Mercedes-Benz S-class S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
164-179 g/km CO2
Euro 6e-bis
How fast is 2026 S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
250 km/h | 155 mph
0-100 km/h: 5.1 sec
0-60 mph: 4.8 sec
What is the power output of Mercedes-Benz S-class Sedan 2026 S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
367 Hp, 750 Nm
553 lb.-ft.
What is the engine displacement of Mercedes-Benz S-class Sedan 2026 S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
3.0 l
2989 cm3
182.4 cu. in.
What is the number of cylinders in 2026 Mercedes-Benz S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
6, Inline
What is the drivetrain of Mercedes-Benz S-class (W223, facelift 2026) Sedan 2026 S 450d (367 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.
What is the length of 2026 Mercedes-Benz S-class Sedan?
5194 mm
204.49 in.
What is the width of 2026 Mercedes-Benz S-class Sedan?
1921 mm
75.63 in.
What is the kerb weight of 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
2160 kg
4762 lbs.
What is the maximum permissible mass of 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
2890 kg
6371 lbs.
What is the trunk (boot) capacity of 2026 Mercedes-Benz S-class Sedan?
510 l
18 cu. ft.
What are the number of gears and the gearbox type of 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC?
9, automatic transmission G-TRONIC
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General information

Brand
Mercedes-Benz
Model
S-class
Generation
S-class (W223, facelift 2026)
Modification (Engine)
S 450d (367 Hp) EQ Boost 4MATIC 9G-TRONIC
Start of production
January, 2026
Powertrain Architecture
MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Body type
Sedan
Seats
5
Doors
4
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Performance specs

Combined fuel consumption (WLTP)
6.3-6.9 l/100 km 37.3 - 34.1 US mpg
44.8 - 40.9 UK mpg
15.9 - 14.5 km/l
CO2 emissions (WLTP)
164-179 g/km
Fuel Type
Diesel
Acceleration 0 - 100 km/h
5.1 sec
Acceleration 0 - 62 mph
5.1 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net)
4.8 sec
Maximum speed
250 km/h, Electronically limited 155 mph
Emission standard
Euro 6e-bis
Weight-to-power ratio
5.9 kg/Hp, 169.9 Hp/tonne
Weight-to-torque ratio
2.9 kg/Nm, 347.2 Nm/tonne

Electric and hybrid car 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 lb.-ft.
Electric motor location
Between the combustion engine and the transmission

Internal combustion engine specs

Power
367 Hp @ 4000 rpm.
Power per litre
122.8 Hp/l
Torque
750 Nm @ 1350-2800 rpm. 553 lb.-ft. @ 1350-2800 rpm.
Engine layout
Front, Longitudinal
Engine Model/Code
OM 656 Evo
Engine displacement
2989 cm3 182.4 cu. in.
Number of cylinders
6
Engine configuration
Inline
Cylinder Bore
82 mm 3.23 in.
Piston Stroke
94.32 mm 3.71 in.
Number of valves per cylinder
4
Fuel injection system
Diesel Commonrail
Engine aspiration
Bi-Turbo, Intercooler
Valvetrain
DOHC
Engine systems
Start & Stop System
Particulate filter

Volume and weights

Kerb Weight
2160 kg 4762 lbs.
Max. weight
2890 kg 6371 lbs.
Max load
730 kg 1609 lbs.
Trunk (boot) space - minimum
510 l 18 cu. ft.
Fuel tank capacity
76 l 20.08 US gal | 16.72 UK gal
Max. roof load
100 kg 220 lbs.
Permitted trailer load with brakes (12%)
2100 kg 4630 lbs.
Permitted trailer load without brakes
750 kg 1653 lbs.

Dimensions

Length
5194 mm 204.49 in.
Width
1921 mm 75.63 in.
Width with mirrors folded
1986 mm 78.19 in.
Width including mirrors
2123 mm 83.58 in.
Height
1503 mm 59.17 in.
Wheelbase
3106 mm 122.28 in.
Front track
1660 mm 65.35 in.
Rear (Back) track
1683 mm 66.26 in.
Minimum turning circle (turning diameter)
11.6 m 38.06 ft.

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
Independent multi-link suspension, Air suspension
Rear suspension
Independent multi-link suspension, Air suspension
Front brakes
Ventilated discs, 370 mm
Rear brakes
Ventilated discs, 320 mm
Assisting systems
ABS (Anti-lock braking system)
4-wheel steering (4WS, active rear steering)
Steering type
Steering rack and pinion
Power steering
Electric Steering
Tire size
255/45 R19
Wheel rim size
8.5J x 19