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Mercedes Benz W221 Class S 450 L
Mercedes Benz W221 Class S 450 L (2010)
Mercedes Benz W221 Class S 450 Long
Mercedes Benz W221 Class S 450 Long (2006)
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Engine Technical Data
Engine type - Number of cylinders
V 8
V 8
Fuel type
Petrol
Petrol
Fuel System
MPI
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Front
Engine displacement
284.6 cu-in / 4663 cm3
284.6 cu-in / 4663 cm3
Bore
3.66 inches
92.9 mm
Stroke
3.39 inches
86 mm
Number of valves
32
32
Aspiration
N/A
N/A
Compression Ratio
10.5
10.5
Horsepower
335 HP / 340 PS / 250 kW @ 6000 rpm
335 HP / 340 PS / 250 kW @ 6000 rpm
Maximum torque
339 lb-ft / 460 Nm @ 2700-5000 rpm
339 lb-ft / 460 Nm @ 2700-5000 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
Transmission Gearbox - Number of speeds
7
7
Clutch Type
Automatic
Sequential
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Sedan
Num. of Doors
4
4
Num. of Seats
5
5
Wheelbase
124.61 inches / 316.5 cm
124.41 inches / 316.0 cm
Length
205.75 inches / 522.6 cm
205.12 inches / 521.0 cm
Width
- inches / 187.1 cm
73.62 inches / 187.0 cm
Height
58.23 inches / 147.9 cm
57.87 inches / 147.0 cm
Aerodynamic drag coefficient - Cx
0.27
0.27
Front Brakes - Disc dimensions
Vented Discs (13.78 inches / 350 mm)
Vented Discs (13.78 inches / 350 mm)
Rear Brakes - Disc dimensions
Vented Discs (12.6 inches / 320 mm)
Vented Discs (12.6 inches / 320 mm)
Front Tyres - Rims dimensions
255/45 R18
235/55 R17
Rear Tyres - Rims dimensions
255/45 R18
235/55 R17
Curb Weight
4442 lbs / 2015 kg
4156 lbs / 1885 kg
Weight/Power Output Ratio
5.93 Kg/hp
5.54 Kg/hp
Trunk / Boot capacity
19.8 cu-ft / 560 L
Front Suspension
Independent. Pneumatic. Anti-roll bar.
Rear Suspension
Independent. Pneumatic. Anti-roll bar.
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
5.9 s
5.9 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
15 MPG
16 L/100 km
18 MPG UK
14 MPG
16.6 L/100 km
17 MPG UK
Fuel Consumption - Economy - Open road NEDC
30 MPG
7.8 L/100 km
36 MPG UK
29 MPG
8.2 L/100 km
34 MPG UK
Fuel Consumption - Economy - Combined NEDC
22 MPG
10.7 L/100 km
26 MPG UK
21 MPG
11.3 L/100 km
25 MPG UK
Fuel Tank Capacity
21.9 gallons
83 L
18.3 UK gallons
23.8 gallons
90 L
19.8 UK gallons
CO2 emissions
251 g/Km (Mercedes Benz)
269 g/Km (Mercedes Benz)



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