The Comparative Analysis :
Rolls-Royce Phantom EWB 6.8 V12 Automatic (18 - ..) vs. Mercedes S 250 CDI BlueEFFICIENCY 7G-TRONIC PLUS (11 - 13)
€ 535,500

€ 71,900

€ 535,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 71,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Rolls-Royce Phantom EWB 6.8 V12 is substantially bigger in every dimension. It's 34.9 inches longer, 5.8 inches wider and 6.7 inches taller than the Mercedes S 250 CDI BlueEFFICIENCY.
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
65.2
79.4
87.3
58.5
73.7
83.5
79.4 in
Width
73.7 in
87.3 in
Width Incl. Mirrors
83.5 in
65.2 in
Height
58.5 in
148.5
235.5
119.5
200.6
235.5 in
Length
200.6 in
148.5 in
Wheelbase
119.5 in
Vehicle Weight
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
5754 lb
Curb Weight
4343 lb
6614 lb
Gross Vehicle
Weight
Weight
5622 lb

Weight Difference:
1411 lb
24.52 %

General
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
RR11
Generation
W221
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

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

4
Valves
4
12
Cylinders
4
6.7 L / 328 cu in
Displacement
2.1 L / 103 cu in
563 hp
at 5000 rpm
Power
201 hp
at 4200 rpm
Rolls-Royce Phantom EWB 6.8 V12
563 hp
201 hp
Mercedes S 250 CDI BlueEFFICIENCY
664 lb‑ft
at 1700 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
Rolls-Royce Phantom EWB 6.8 V12
664 lb‑ft
369 lb‑ft
Mercedes S 250 CDI BlueEFFICIENCY
Performance
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
155 mph
Maximum Speed
149 mph
5.4 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph
62
mph
mph
246 ft
0.000 sec

Rolls-Royce Phantom EWB 6.8 V12
62 mph
62
mph
mph
374 ft
0.000 sec

Mercedes S 250 CDI BlueEFFICIENCY
▶ REPLAY
10.22 lb/hp
Weight-to-Power Ratio
21.61 lb/hp
Rolls-Royce Phantom EWB 6.8 V12
10.22 lb/hp
21.61 lb/hp
Mercedes S 250 CDI BlueEFFICIENCY
Fuel Economy / Emissions
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
Fuel Economy
16 mpg
combined
41 mpg
Rolls-Royce Phantom EWB 6.8 V12
16 mpg
41 mpg
Mercedes S 250 CDI BlueEFFICIENCY
11 mpg
city
34 mpg
24 mpg
highway
47 mpg
26.4 gal
Fuel Tank Capacity
21.9 gal
429 mi
Range
905 mi
Rolls-Royce Phantom EWB 6.8 V12
429 mi
905 mi
Mercedes S 250 CDI BlueEFFICIENCY
Environmental Impact
274.7 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).
117.3 kWh
Rolls-Royce Phantom EWB 6.8 V12
274.7 kWh
117.3 kWh
Mercedes S 250 CDI BlueEFFICIENCY
Euro 6
Emission Standard
Euro 5
528 g/mi (NEFZ)
CO2 Emissions
240 g/mi (NEFZ)
Practical Convenience
Rolls-Royce Phantom EWB 6.8 V12
Mercedes S 250 CDI BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
860 lb
Maximum Payload
1279 lb
No data
Trunk Volume
15.9 cu ft






No data
Cargo Volume (Seats Down)
No data