The Comparative Analysis :

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

€ 147,900
Audi S8 plus cod tiptronic (15 - 17) Audi S8 plus cod
€ 98,900
 Mercedes S 420 CDI long 7G-TRONIC (06 - 09) Mercedes S 420 CDI long
€ 147,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 98,900

ⓘ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 Audi S8 plus cod is 2.5 inches shorter, 3.1 inches wider and 0.6 inches lower than the Mercedes S 420 CDI long.
Audi S8 plus cod
Mercedes S 420 CDI long
57.4
Blueprint Audi S8 plus cod tiptronic (15 - 17)
76.7
83.1
58
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
73.7
83.5
76.7 in
Width
73.7 in
83.1 in
Width Incl. Mirrors
83.5 in
57.4 in
Height
58 in
Blueprint Audi S8 plus cod tiptronic (15 - 17)
117.9
202.6
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
124.6
205.1
202.6 in
Length
205.1 in
117.9 in
Wheelbase
124.6 in

Vehicle Weight

Audi S8 plus cod
Mercedes S 420 CDI long
4553 lb
Curb Weight
4718 lb
5710 lb
Gross Vehicle
Weight
5864 lb
Audi S8 plus cod tiptronic (15 - 17)
Weight Difference:
165 lb
3.5 %
Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

General

Audi S8 plus cod
Mercedes S 420 CDI long
D4 (4H)
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

Audi S8 plus cod
Mercedes S 420 CDI long
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 diesel engine with tur­bo­charger
Engine Series
Mercedes-Benz OM 629
DDTA
Engine Code
OM 629.911
4
Valves
4
8
Cylinders
8
4 L / 196 cu in
Displacement
4 L / 196 cu in
597 hp
at 6100 rpm
Power
316 hp
at 3600 rpm
Audi S8 plus cod
597 hp
316 hp
Mercedes S 420 CDI long
516 lb‑ft
at 1750 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
Audi S8 plus cod
516 lb‑ft
538 lb‑ft
Mercedes S 420 CDI long

Performance

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

174 ft
0.000 sec

Audi S8 plus cod

62 mph 62
mph

272 ft
0.000 sec

Mercedes S 420 CDI long

▶ REPLAY
7.63 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
Audi S8 plus cod
7.63 lb/hp
14.93 lb/hp
Mercedes S 420 CDI long

Fuel Economy / Emissions

Audi S8 plus cod
Mercedes S 420 CDI long
Fuel Economy
24 mpg
combined
25 mpg
Audi S8 plus cod
24 mpg
25 mpg
Mercedes S 420 CDI long
17 mpg
city
18 mpg
No data
highway
33 mpg
Kraftstoffanzeige
21.7 gal
Fuel Tank Capacity
23.8 gal
Kraftstoffanzeige
510 mi
Range
595 mi
Audi S8 plus cod
510 mi
595 mi
Mercedes S 420 CDI long
Environmental Impact
189.4 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).
193.4 kWh
Audi S8 plus cod
189.4 kWh
193.4 kWh
Mercedes S 420 CDI long
Euro 6b (NEFZ)
Emission Standard
Euro 4 III
372 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)

Practical Convenience

Audi S8 plus cod
Mercedes S 420 CDI long
4
Doors
4
5
No. of Seats
5
1157 lb
Maximum Payload
1146 lb
14.7 cu ft
Trunk Volume
15.9 cu ft
No data
Cargo Volume (Seats Down)
No data