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Specs of Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC /2009, 2010/

2009 Mercedes-Benz S-class (W221, facelift 2009) - Photo 1
Mercedes-Benz S-class (W221, facelift 2009) - Photo 2Mercedes-Benz S-class (W221, facelift 2009) - Photo 3Mercedes-Benz S-class (W221, facelift 2009) - Photo 4Mercedes-Benz S-class (W221, facelift 2009) - Photo 5Mercedes-Benz S-class (W221, facelift 2009) - Photo 6Mercedes-Benz S-class (W221, facelift 2009) - Photo 7Mercedes-Benz S-class (W221, facelift 2009) - Photo 8Mercedes-Benz S-class (W221, facelift 2009) - Photo 9Mercedes-Benz S-class (W221, facelift 2009) - Photo 10

Key specs

Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC /Sedan 2009 - 2010/

What is the body type of Mercedes-Benz S-class (W221, facelift 2009)?
Sedan, 4 Doors, 5 Seats
What is the fuel consumption and economy of Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC?
10.6-10.7 l/100 km
22.2 - 22 US mpg
26.6 - 26.4 UK mpg
9.4 - 9.3 km/l
How environmentally friendly is Mercedes-Benz S-class S 450 V8 (340 Hp) G-TRONIC?
249-251 g/km CO2
How fast is 2009 S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC?
250 km/h | 155 mph
0-100 km/h: 5.9 sec
0-60 mph: 5.6 sec
What is the power output of Mercedes-Benz S-class Sedan 2009 S 450 V8 (340 Hp) G-TRONIC?
340 Hp, 460 Nm
339 lb.-ft.
What is the engine displacement of Mercedes-Benz S-class Sedan 2009 S 450 V8 (340 Hp) G-TRONIC?
4.7 l
4663 cm3
284.55 cu. in.
What is the number of cylinders in 2009 Mercedes-Benz S 450 V8 (340 Hp) G-TRONIC?
8, V-engine
What is the drivetrain of Mercedes-Benz S-class (W221, facelift 2009) Sedan 2009 S 450 V8 (340 Hp) G-TRONIC?
Rear wheel drive. Internal Combustion engine. The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
What is the length of 2009 Mercedes-Benz S-class Sedan?
5096 mm
200.63 in.
What is the width of 2009 Mercedes-Benz S-class Sedan?
1871 mm
73.66 in.
What is the kerb weight of 2009 Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC?
1880 kg
4145 lbs.
What is the maximum permissible mass of 2009 Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC?
2560 kg
5644 lbs.
What is the trunk (boot) capacity of 2009 Mercedes-Benz S-class Sedan?
560 l
19.8 cu. ft.
What are the number of gears and the gearbox type of 2009 Mercedes-Benz S-class (W221, facelift 2009) S 450 V8 (340 Hp) G-TRONIC?
7, automatic transmission G-TRONIC
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General information

Brand
Mercedes-Benz
Model
S-class
Generation
S-class (W221, facelift 2009)
Modification (Engine)
S 450 V8 (340 Hp) G-TRONIC
Start of production
2009
End of production
2010
Powertrain Architecture
Internal Combustion engine
Body type
Sedan
Seats
5
Doors
4
Looking for Mercedes-Benz S-class on the used-car market?
Check its history →

Performance specs

Fuel consumption (economy) - urban
15.9-16 l/100 km 14.8 - 14.7 US mpg
17.8 - 17.7 UK mpg
6.3 - 6.3 km/l
Fuel consumption (economy) - extra urban
7.7-7.8 l/100 km 30.5 - 30.2 US mpg
36.7 - 36.2 UK mpg
13 - 12.8 km/l
Fuel consumption (economy) - combined
10.6-10.7 l/100 km 22.2 - 22 US mpg
26.6 - 26.4 UK mpg
9.4 - 9.3 km/l
CO2 emissions
249-251 g/km
Fuel Type
Petrol (Gasoline)
Acceleration 0 - 100 km/h
5.9 sec
Acceleration 0 - 62 mph
5.9 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net)
5.6 sec
Maximum speed
250 km/h 155 mph
Weight-to-power ratio
5.5 kg/Hp, 180.9 Hp/tonne
Weight-to-torque ratio
4.1 kg/Nm, 244.7 Nm/tonne

Engine specs

Power
340 Hp @ 6000 rpm.
Power per litre
72.9 Hp/l
Torque
460 Nm @ 2700-5000 rpm. 339 lb.-ft. @ 2700-5000 rpm.
Engine layout
Front, Longitudinal
Engine Model/Code
M 273.922
Engine displacement
4663 cm3 284.55 cu. in.
Number of cylinders
8
Engine configuration
V-engine
Compression ratio
10.5:1
Number of valves per cylinder
4
Fuel injection system
Multi-port manifold injection
Engine aspiration
Naturally aspirated engine
Engine oil capacity
8.5 l 8.98 US qt | 7.48 UK qt
Engine oil specification
Log in to see.Log in to see.
Coolant
8.5 l 8.98 US qt | 7.48 UK qt

Volume and weights

Kerb Weight
1880 kg 4145 lbs.
Max. weight
2560 kg 5644 lbs.
Max load
680 kg 1499 lbs.
Trunk (boot) space - minimum
560 l 19.8 cu. ft.
Fuel tank capacity
90 l 23.78 US gal | 19.8 UK gal

Dimensions

Length
5096 mm 200.63 in.
Width
1871 mm 73.66 in.
Width including mirrors
2120 mm 83.46 in.
Height
1479 mm 58.23 in.
Wheelbase
3035 mm 119.49 in.
Front track
1600 mm 62.99 in.
Rear (Back) track
1606 mm 63.23 in.
Front overhang
888 mm 34.96 in.
Rear overhang
1173 mm 46.18 in.
Minimum turning circle (turning diameter)
11.8 m 38.71 ft.

Drivetrain, brakes and suspension specs

Drivetrain Architecture
The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel
Rear wheel drive
Number of gears and type of gearbox
7 gears, automatic transmission G-TRONIC
Front brakes
Disc
Rear brakes
Disc
Assisting systems
ABS (Anti-lock braking system)
Steering type
Steering rack and pinion
Tire size
255/45 R18
Wheel rim size
18