Home >> Autocatalog >> Mercedes-Benz >> S-class >> S-class (W223, facelift 2026) >> S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC
Autocatalog Login Register Car Specs API
English ▼

Specs of Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC /2026/

Key specs:
Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC
/Sedan 2026 - /

What is the body type, Mercedes-Benz S-class (W223, facelift 2026)?Sedan, 4 Doors, 5 Seats
What is the fuel economy, Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?8.1-8.9 l/100 km
29 - 26.4 US mpg
34.9 - 31.7 UK mpg
12.3 - 11.2 km/l
How ECO is the car, Mercedes-Benz S-class S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?185-203 g/km CO2
Euro 6e-bis
How fast is the car, 2026 S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?250 km/h | 155.34 mph
0-100 km/h: 4.9 sec
0-60 mph: 4.7 sec
How much power, Mercedes-Benz S-class Sedan 2026 S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?381 Hp, 560 Nm
413.03 lb.-ft.
What is the engine size, Mercedes-Benz S-class Sedan 2026 S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?3.0 l
2999 cm3
183.01 cu. in.
How many cylinders, 2026 Mercedes-Benz S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?6, Inline
What is the drivetrain, Mercedes-Benz S-class (W223, facelift 2026) Sedan 2026 S 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 S-class Sedan?5194 mm
204.49 in.
How wide is the vehicle, 2026 Mercedes-Benz S-class Sedan?1921 mm
75.63 in.
What is the curb weight, 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?2090 kg
4607.66 lbs.
What is the gross weight, 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?2825 kg
6228.06 lbs.
How much trunk (boot) space, 2026 Mercedes-Benz S-class Sedan?530 l
18.72 cu. ft.
How many gears, What type is the gearbox, 2026 Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC?9, automatic transmission G-TRONIC

Mercedes-Benz S-class (W223, facelift 2026) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC - Full specifications

General information
BrandMercedes-Benz
Model S-class
Generation S-class (W223, facelift 2026)
Modification (Engine) S 450 (381 Hp) EQ Boost 4MATIC 9G-TRONIC
Start of production January, 2026 year
Powertrain Architecture MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Body typeSedan
Seats 5
Doors 4
Performance specs
Combined fuel consumption (WLTP) 8.1-8.9 l/100 km 29 - 26.4 US mpg
34.9 - 31.7 UK mpg
12.3 - 11.2 km/l
CO2 emissions (WLTP)185-203 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 - 100 km/h4.9 sec
Acceleration 0 - 62 mph4.9 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net) 4.7 sec
Maximum speed 250 km/h, Electronically limited 155.34 mph
Emission standard Euro 6e-bis
Weight-to-power ratio 5.5 kg/Hp, 182.3 Hp/tonne
Weight-to-torque ratio 3.7 kg/Nm, 267.9 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 Evo
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 2090 kg 4607.66 lbs.
Max. weight 2825 kg 6228.06 lbs.
Max load 735 kg 1620.4 lbs.
Trunk (boot) space - minimum 530 l 18.72 cu. ft.
Fuel tank capacity 76 l 20.08 US gal | 16.72 UK gal
Max. roof load 100 kg 220.46 lbs.
Permitted trailer load with brakes (12%) 2100 kg 4629.71 lbs.
Permitted trailer load without brakes 750 kg 1653.47 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 1688 mm 66.46 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 brakesVentilated discs, 370 mm
Rear brakesVentilated discs, 320 mm
Assisting systemsABS (Anti-lock braking system)
4-wheel steering (4WS, active rear steering)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 235/55 R18; 255/45 R19
Wheel rims size8J x 18; 8.5J x 19