The Comparative Analysis :
Mercedes S 450 CDI 7G-TRONIC (09 - 10) vs. Rolls-Royce Ghost 6.6 V12 Automatic (14 - ..)
€ 92,700

€ 283,200

€ 92,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 283,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes S 450 CDI is considerably smaller in every dimension. It's 11.9 inches shorter, 3 inches narrower and 2.6 inches lower than the Rolls-Royce Ghost 6.6 V12.
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
58.5
73.7
83.5
61
76.7
84.6
73.7 in
Width
76.7 in
83.5 in
Width Incl. Mirrors
84.6 in
58.5 in
Height
61 in
119.5
200.6
129.7
212.6
200.6 in
Length
212.6 in
119.5 in
Wheelbase
129.7 in
Vehicle Weight
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
4608 lb
Curb Weight
5368 lb
5930 lb
Gross Vehicle
Weight
Weight
6482 lb

Weight Difference:
761 lb
14.18 %

General
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
W221
Generation
RR4
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
V8 diesel engine with turbocharger
Engine Type
V12 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code

4
Valves
4
8
Cylinders
12
4 L / 196 cu in
Displacement
6.6 L / 323 cu in
316 hp
at 3600 rpm
Power
562 hp
at 5250 rpm
Mercedes S 450 CDI
316 hp
562 hp
Rolls-Royce Ghost 6.6 V12
538 lb‑ft
at 2200 rpm
Max. Torque
605 lb‑ft
at 1500 rpm
Mercedes S 450 CDI
538 lb‑ft
605 lb‑ft
Rolls-Royce Ghost 6.6 V12
Performance
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
155 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
302 ft
0.000 sec

Mercedes S 450 CDI
62 mph
62
mph
mph
223 ft
0.000 sec

Rolls-Royce Ghost 6.6 V12
▶ REPLAY
14.58 lb/hp
Weight-to-Power Ratio
9.55 lb/hp
Mercedes S 450 CDI
14.58 lb/hp
9.55 lb/hp
Rolls-Royce Ghost 6.6 V12
Fuel Economy / Emissions
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
Fuel Economy
26 mpg
combined
15 mpg
Mercedes S 450 CDI
26 mpg
15 mpg
Rolls-Royce Ghost 6.6 V12
18 mpg
city
10 mpg
34 mpg
highway
20 mpg
23.8 gal
Fuel Tank Capacity
21.9 gal
615 mi
Range
322 mi
Mercedes S 450 CDI
615 mi
322 mi
Rolls-Royce Ghost 6.6 V12
Environmental Impact
187.2 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).
303.2 kWh
Mercedes S 450 CDI
187.2 kWh
303.2 kWh
Rolls-Royce Ghost 6.6 V12
Euro 4 III
Emission Standard
Euro 6
386 g/mi (NEFZ)
CO2 Emissions
587 g/mi (NEFZ)
Practical Convenience
Mercedes S 450 CDI
Rolls-Royce Ghost 6.6 V12
4
Doors
4
5
No. of Seats
5
1323 lb
Maximum Payload
1113 lb
15.9 cu ft
Trunk Volume
13.9 cu ft












No data
Cargo Volume (Seats Down)
No data