The Comparative Analysis :
Mercedes S 450 7G-TRONIC (06 - 09) vs. Rolls-Royce Ghost 6.6 V12 Automatic (09 - 14)
€ 83,700

€ 265,300

€ 83,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 265,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes S 450 is considerably smaller in every dimension. It's 31.9 cm shorter, 7.7 cm narrower and 7.7 cm lower than the Rolls-Royce Ghost 6.6 V12.
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
1473
1871
2120
1550
1948
2148
1871 mm
Width
1948 mm
2120 mm
Width Incl. Mirrors
2148 mm
1473 mm
Height
1550 mm
3035
5080
3295
5399
5080 mm
Length
5399 mm
3035 mm
Wheelbase
3295 mm
Vehicle Weight
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
1940 kg
Kerb Weight
2435 kg
2545 kg
Gross Vehicle
Weight
Weight
2940 kg

Weight Difference:
495 kg
20.33 %

General
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
W221
Generation
RR4
Saloon
Car Body Style
Saloon
Unleaded (95 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
V8 petrol engine (naturally aspirated engine)
Engine Type
V12 petrol engine with two turbochargers (biturbo)
Mercedes-Benz M 273
Engine Series
M 273.922
Engine Code

4
Valves
4
8
Cylinders
12
4663 CC
Engine Capacity
6592 CC
335 bhp
at 6000 rpm
Power
562 bhp
at 5250 rpm
Mercedes S 450
335 bhp
562 bhp
Rolls-Royce Ghost 6.6 V12
460 NM
at 2700 rpm
Max. Torque
780 NM
at 1500 rpm
Mercedes S 450
460 NM
780 NM
Rolls-Royce Ghost 6.6 V12
Performance
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
155 mph
Maximum Speed
155 mph
5.9 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
82 m
0.000 sec

Mercedes S 450
62 mph
62
mph
mph
68 m
0.000 sec

Rolls-Royce Ghost 6.6 V12
▶ REPLAY
5.79 kg/bhp
Weight-to-Power Ratio
4.33 kg/bhp
Mercedes S 450
5.79 kg/bhp
4.33 kg/bhp
Rolls-Royce Ghost 6.6 V12
Fuel Economy / Emissions
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
Fuel Economy
25 mpg
combined
21 mpg
Mercedes S 450
25 mpg
21 mpg
Rolls-Royce Ghost 6.6 V12
17 mpg
city
14 mpg
35 mpg
motorway
29 mpg
90 L
Fuel Tank Capacity
83 L
500 mi
Range
379 mi
Mercedes S 450
500 mi
379 mi
Rolls-Royce Ghost 6.6 V12
Environmental Impact
212.1 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
257.7 kWh
Mercedes S 450
212.1 kWh
257.7 kWh
Rolls-Royce Ghost 6.6 V12
Euro 4 III
Emission Standard
Euro 5
267 g/km (NEFZ)
CO2 Emissions
317 g/km (NEFZ)
Practical Convenience
Mercedes S 450
Rolls-Royce Ghost 6.6 V12
4
Doors
4
5
No. of Seats
5
605 kg
Maximum Payload
505 kg
560 L
Boot Capacity
490 L












No data
Boot Capacity (Seats Down)
No data