The Comparative Analysis :
Mercedes S 250 CDI BlueEFFICIENCY 7G-TRONIC PLUS (11 - 13) vs. Rolls-Royce Phantom 6.8 V12 Automatic (18 - ..)
€ 71,900
€ 446,300
€ 71,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 446,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes S 250 CDI BlueEFFICIENCY is substantially smaller in every dimension. It's 66.6 cm shorter, 14.7 cm narrower and 16.1 cm lower than the Rolls-Royce Phantom 6.8 V12.
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
1485
1871
2120
1646
2018
2218
1871 mm
Width
2018 mm
2120 mm
Width Incl. Mirrors
2218 mm
1485 mm
Height
1646 mm
3035
5096
3552
5762
5096 mm
Length
5762 mm
3035 mm
Wheelbase
3552 mm
Vehicle Weight
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
1970 kg
Kerb Weight
2560 kg
2550 kg
Gross Vehicle
Weight
Weight
3000 kg
Weight Difference:
590 kg
23.05 %
General
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
W221
Generation
RR11
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
12-cylinder mild hybrid petrol engine with two turbochargers (biturbo)
Mercedes-Benz OM 651
Engine Series
OM 651.961
Engine Code

4
Valves
4
4
Cylinders
12
2143 CC
Engine Capacity
6749 CC
201 bhp
at 4200 rpm
Power
563 bhp
at 5000 rpm
Mercedes S 250 CDI BlueEFFICIENCY
201 bhp
563 bhp
Rolls-Royce Phantom 6.8 V12
500 NM
at 1600 rpm
Max. Torque
900 NM
at 1700 rpm
Mercedes S 250 CDI BlueEFFICIENCY
500 NM
900 NM
Rolls-Royce Phantom 6.8 V12
Performance
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
149 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
114 m
0.000 sec
Mercedes S 250 CDI BlueEFFICIENCY
62 mph
62
mph
mph
74 m
0.000 sec
Rolls-Royce Phantom 6.8 V12
▶ REPLAY
9.8 kg/bhp
Weight-to-Power Ratio
4.55 kg/bhp
Mercedes S 250 CDI BlueEFFICIENCY
9.8 kg/bhp
4.55 kg/bhp
Rolls-Royce Phantom 6.8 V12
Fuel Economy / Emissions
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
Fuel Economy
50 mpg
combined
20 mpg
Mercedes S 250 CDI BlueEFFICIENCY
50 mpg
20 mpg
Rolls-Royce Phantom 6.8 V12
40 mpg
city
13 mpg
56 mpg
motorway
29 mpg
83 L
Fuel Tank Capacity
100 L
905 mi
Range
431 mi
Mercedes S 250 CDI BlueEFFICIENCY
905 mi
431 mi
Rolls-Royce Phantom 6.8 V12
Environmental Impact
117.3 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).
272.8 kWh
Mercedes S 250 CDI BlueEFFICIENCY
117.3 kWh
272.8 kWh
Rolls-Royce Phantom 6.8 V12
Euro 5
Emission Standard
Euro 6
149 g/km (NEFZ)
CO2 Emissions
328 g/km (NEFZ)
Practical Convenience
Mercedes S 250 CDI BlueEFFICIENCY
Rolls-Royce Phantom 6.8 V12
4
Doors
4
5
No. of Seats
5
580 kg
Maximum Payload
440 kg
560 L
Boot Capacity
548 L











No data
Boot Capacity (Seats Down)
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