The Comparative Analysis :

Mercedes S 450 CDI 7G-TRONIC (09 - 10) vs. Audi A8 L 4.2 TDI quattro tiptronic (10 - 13)

€ 92,700
Mercedes S 450 CDI 7G-TRONIC (09 - 10) Mercedes S 450 CDI
€ 97,700
 Audi A8 L 4.2 TDI quattro tiptronic (10 - 13) Audi A8 L 4.2 TDI
€ 92,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,700

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

Vehicle Dimensions

The Mercedes S 450 CDI is significantly smaller in every dimension. It's 17.1 cm shorter, 7.8 cm narrower and 25.6 cm lower than the Audi A8 L 4.2 TDI.
Mercedes S 450 CDI
Audi A8 L 4.2 TDI
1485
Blueprint Mercedes S 450 CDI 7G-TRONIC (09 - 10)
1871
2120
1741
Blueprint Audi A8 L 4.2 TDI quattro tiptronic (10 - 13)
1949
2111
1871 mm
Width
1949 mm
2120 mm
Width Incl. Mirrors
2111 mm
1485 mm
Height
1741 mm
Blueprint Mercedes S 450 CDI 7G-TRONIC (09 - 10)
3035
5096
Blueprint Audi A8 L 4.2 TDI quattro tiptronic (10 - 13)
3122
5267
5096 mm
Length
5267 mm
3035 mm
Wheelbase
3122 mm

Vehicle Weight

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
2090 kg
Kerb Weight
2120 kg
2690 kg
Gross Vehicle
Weight
2670 kg
Mercedes S 450 CDI 7G-TRONIC (09 - 10)
Weight Difference:
30 kg
1.42 %
Audi A8 L 4.2 TDI quattro tiptronic (10 - 13)

General

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
W221
Generation
D4 (4H)
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Diesel
Rear-wheel drive
Drive
Permanent all-wheel drive
7-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
V8 diesel engine with tur­bo­charger
Engine Type
V8 diesel engine with two tur­bo­chargers (bi­turbo)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code
CDSB
4
Valves
4
8
Cylinders
8
3996 CC
Engine Capacity
4134 CC
316 bhp
at 3600 rpm
Power
346 bhp
at 4000 rpm
Mercedes S 450 CDI
316 bhp
346 bhp
Audi A8 L 4.2 TDI
730 NM
at 2200 rpm
Max. Torque
800 NM
at 1750 rpm
Mercedes S 450 CDI
730 NM
800 NM
Audi A8 L 4.2 TDI

Performance

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
155 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph 62
mph

92 m
0.000 sec

Mercedes S 450 CDI

62 mph 62
mph

78 m
0.000 sec

Audi A8 L 4.2 TDI

▶ REPLAY
6.61 kg/bhp
Weight-to-Power Ratio
6.13 kg/bhp
Mercedes S 450 CDI
6.61 kg/bhp
6.13 kg/bhp
Audi A8 L 4.2 TDI

Fuel Economy / Emissions

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
Fuel Economy
31 mpg
combined
38 mpg
Mercedes S 450 CDI
31 mpg
38 mpg
Audi A8 L 4.2 TDI
22 mpg
city
30 mpg
41 mpg
motorway
No data
Kraftstoffanzeige
90 L
Fuel Tank Capacity
90 L
Kraftstoffanzeige
615 mi
Range
746 mi
Mercedes S 450 CDI
615 mi
746 mi
Audi A8 L 4.2 TDI
Environmental Impact
187.2 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).
154.3 kWh
Mercedes S 450 CDI
187.2 kWh
154.3 kWh
Audi A8 L 4.2 TDI
Euro 4 III
Emission Standard
Euro 5
240 g/km (NEFZ)
CO2 Emissions
198 g/km (NEFZ)

Practical Convenience

Mercedes S 450 CDI
Audi A8 L 4.2 TDI
4
Doors
4
5
No. of Seats
5
600 kg
Maximum Payload
550 kg
560 L
Boot Capacity
510 L
No data
Boot Capacity (Seats Down)
No data