The Comparative Analysis :
Bentley Arnage T Automatic (06 - 10) vs. Mercedes S 420 CDI 7G-TRONIC (06 - 09)
€ 286,200

€ 91,100

€ 286,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 91,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Bentley Arnage is considerably bigger in every dimension. It's 12.6 inches longer, 2.4 inches wider and 1.7 inches taller than the Mercedes S 420 CDI.
Bentley Arnage
Mercedes S 420 CDI
59.6
76.1
83.9
58
73.7
83.5
76.1 in
Width
73.7 in
83.9 in
Width Incl. Mirrors
83.5 in
59.6 in
Height
58 in
122.7
212.6
119.5
200
212.6 in
Length
200 in
122.7 in
Wheelbase
119.5 in
Vehicle Weight
Bentley Arnage
Mercedes S 420 CDI
5699 lb
Curb Weight
4608 lb
6757 lb
Gross Vehicle
Weight
Weight
5820 lb

Weight Difference:
1091 lb
19.14 %

General
Bentley Arnage
Mercedes S 420 CDI
Arnage
Generation
W221
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Bentley Arnage
Mercedes S 420 CDI
V8 gasoline engine with turbocharger
Engine Type
V8 diesel engine with turbocharger
Rolls-Royce–Bentley L-series V8
Engine Series
Mercedes-Benz OM 629
L410MT
Engine Code
OM 629.911

4
Valves
4
8
Cylinders
8
6.8 L / 333 cu in
Displacement
4 L / 196 cu in
500 hp
at 4200 rpm
Power
316 hp
at 3600 rpm
Bentley Arnage
500 hp
316 hp
Mercedes S 420 CDI
738 lb‑ft
at 3250 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
Bentley Arnage
738 lb‑ft
538 lb‑ft
Mercedes S 420 CDI
Performance
Bentley Arnage
Mercedes S 420 CDI
179 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
6 sec
62 mph
62
mph
mph
249 ft
0.000 sec

Bentley Arnage
62 mph
62
mph
mph
272 ft
0.000 sec

Mercedes S 420 CDI
▶ REPLAY
11.4 lb/hp
Weight-to-Power Ratio
14.58 lb/hp
Bentley Arnage
11.4 lb/hp
14.58 lb/hp
Mercedes S 420 CDI
Fuel Economy / Emissions
Bentley Arnage
Mercedes S 420 CDI
Fuel Economy
12 mpg
combined
25 mpg
Bentley Arnage
12 mpg
25 mpg
Mercedes S 420 CDI
8 mpg
city
18 mpg
No data
highway
33 mpg
25.4 gal
Fuel Tank Capacity
23.8 gal
306 mi
Range
595 mi
Bentley Arnage
306 mi
595 mi
Mercedes S 420 CDI
Environmental Impact
369.5 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).
193.4 kWh
Bentley Arnage
369.5 kWh
193.4 kWh
Mercedes S 420 CDI
Euro 4 III
Emission Standard
Euro 4 III
748 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)
Practical Convenience
Bentley Arnage
Mercedes S 420 CDI
4
Doors
4
4
No. of Seats
5
1058 lb
Maximum Payload
1213 lb
10.6 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data