The Comparative Analysis :

Mercedes S 420 CDI 7G-TRONIC (06 - 09) vs. Audi S8 plus cod tiptronic (15 - 17)

€ 91,100
Mercedes S 420 CDI 7G-TRONIC (06 - 09) Mercedes S 420 CDI
€ 147,900
 Audi S8 plus cod tiptronic (15 - 17) Audi S8 plus cod
€ 91,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 147,900

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ slightly. The Mercedes S 420 CDI is 6.7 cm shorter, 7.8 cm narrower and 1.5 cm taller than the Audi S8 plus cod.
Mercedes S 420 CDI
Audi S8 plus cod
1473
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
1871
2120
1458
Blueprint Audi S8 plus cod tiptronic (15 - 17)
1949
2111
1871 mm
Width
1949 mm
2120 mm
Width Incl. Mirrors
2111 mm
1473 mm
Height
1458 mm
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
3035
5080
Blueprint Audi S8 plus cod tiptronic (15 - 17)
2994
5147
5080 mm
Length
5147 mm
3035 mm
Wheelbase
2994 mm

Vehicle Weight

Mercedes S 420 CDI
Audi S8 plus cod
2090 kg
Kerb Weight
2065 kg
2640 kg
Gross Vehicle
Weight
2590 kg
Mercedes S 420 CDI 7G-TRONIC (06 - 09)
Weight Difference:
25 kg
1.2 %
Audi S8 plus cod tiptronic (15 - 17)

General

Mercedes S 420 CDI
Audi S8 plus cod
W221
Generation
D4 (4H)
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 420 CDI
Audi S8 plus cod
V8 diesel engine with tur­bo­charger
Engine Type
V8 petrol engine with two tur­bo­chargers (bi­turbo)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code
DDTA
4
Valves
4
8
Cylinders
8
3996 CC
Engine Capacity
3993 CC
316 bhp
at 3600 rpm
Power
597 bhp
at 6100 rpm
Mercedes S 420 CDI
316 bhp
597 bhp
Audi S8 plus cod
730 NM
at 2200 rpm
Max. Torque
700 NM
at 1750 rpm
Mercedes S 420 CDI
730 NM
700 NM
Audi S8 plus cod

Performance

Mercedes S 420 CDI
Audi S8 plus cod
155 mph
Maximum Speed
190 mph
6 sec
Acceleration 0 to 62 mph
3.8 sec
62 mph 62
mph

83 m
0.000 sec

Mercedes S 420 CDI

62 mph 62
mph

53 m
0.000 sec

Audi S8 plus cod

▶ REPLAY
6.61 kg/bhp
Weight-to-Power Ratio
3.46 kg/bhp
Mercedes S 420 CDI
6.61 kg/bhp
3.46 kg/bhp
Audi S8 plus cod

Fuel Economy / Emissions

Mercedes S 420 CDI
Audi S8 plus cod
Fuel Economy
30 mpg
combined
28 mpg
Mercedes S 420 CDI
30 mpg
28 mpg
Audi S8 plus cod
22 mpg
city
21 mpg
39 mpg
motorway
No data
Kraftstoffanzeige
90 L
Fuel Tank Capacity
82 L
Kraftstoffanzeige
595 mi
Range
510 mi
Mercedes S 420 CDI
595 mi
510 mi
Audi S8 plus cod
Environmental Impact
193.4 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).
189.4 kWh
Mercedes S 420 CDI
193.4 kWh
189.4 kWh
Audi S8 plus cod
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
247 g/km (NEFZ)
CO2 Emissions
231 g/km (NEFZ)

Practical Convenience

Mercedes S 420 CDI
Audi S8 plus cod
4
Doors
4
5
No. of Seats
5
550 kg
Maximum Payload
525 kg
560 L
Boot Capacity
520 L
No data
Boot Capacity (Seats Down)
No data