The Comparative Analysis :

Mercedes S 420 CDI 7G-TRONIC (06 - 09) vs. Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17)

€ 91,100
Mercedes S 420 CDI 7G-TRONIC (06 - 09) Mercedes S 420 CDI
€ 145,800
 Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17) Audi A8 L 6.3 FSI W12 cod
€ 91,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 145,800

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

Vehicle Dimensions

The dimensions of these vehicles differ considerably. The Mercedes S 420 CDI is 18.5 cm shorter, 7.8 cm narrower and 0.2 cm taller than the Audi A8 L 6.3 FSI W12 cod.
Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 cod
1473
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
1871
2120
1471
Blueprint Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17)
1949
2111
1871 mm
Width
1949 mm
2120 mm
Width Incl. Mirrors
2111 mm
1473 mm
Height
1471 mm
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
3035
5080
Blueprint Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17)
3122
5265
5080 mm
Length
5265 mm
3035 mm
Wheelbase
3122 mm

Vehicle Weight

Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 cod
2090 kg
Kerb Weight
2150 kg
2640 kg
Gross Vehicle
Weight
2675 kg
Mercedes S 420 CDI 7G-TRONIC (06 - 09)
Weight Difference:
60 kg
2.79 %
Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17)

General

Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 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 A8 L 6.3 FSI W12 cod
V8 diesel engine with tur­bo­charger
Engine Type
V12 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code
CEJA, CTNA
4
Valves
4
8
Cylinders
12
3996 CC
Engine Capacity
6299 CC
316 bhp
at 3600 rpm
Power
493 bhp
at 6200 rpm
Mercedes S 420 CDI
316 bhp
493 bhp
Audi A8 L 6.3 FSI W12 cod
730 NM
at 2200 rpm
Max. Torque
625 NM
at 4750 rpm
Mercedes S 420 CDI
730 NM
625 NM
Audi A8 L 6.3 FSI W12 cod

Performance

Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 cod
155 mph
Maximum Speed
155 mph
6 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph 62
mph

83 m
0.000 sec

Mercedes S 420 CDI

62 mph 62
mph

64 m
0.000 sec

Audi A8 L 6.3 FSI W12 cod

▶ REPLAY
6.61 kg/bhp
Weight-to-Power Ratio
4.36 kg/bhp
Mercedes S 420 CDI
6.61 kg/bhp
4.36 kg/bhp
Audi A8 L 6.3 FSI W12 cod

Fuel Economy / Emissions

Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 cod
Fuel Economy
30 mpg
combined
26 mpg
Mercedes S 420 CDI
30 mpg
26 mpg
Audi A8 L 6.3 FSI W12 cod
22 mpg
city
18 mpg
39 mpg
motorway
No data
Kraftstoffanzeige
90 L
Fuel Tank Capacity
82 L
Kraftstoffanzeige
595 mi
Range
463 mi
Mercedes S 420 CDI
595 mi
463 mi
Audi A8 L 6.3 FSI W12 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).
208.4 kWh
Mercedes S 420 CDI
193.4 kWh
208.4 kWh
Audi A8 L 6.3 FSI W12 cod
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
247 g/km (NEFZ)
CO2 Emissions
254 g/km (NEFZ)

Practical Convenience

Mercedes S 420 CDI
Audi A8 L 6.3 FSI W12 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