The Comparative Analysis :

Mercedes S 420 CDI 7G-TRONIC (06 - 09) vs. Audi S8 cod tiptronic (13 - 17)

€ 91,100
Mercedes S 420 CDI 7G-TRONIC (06 - 09) Mercedes S 420 CDI
€ 118,500
 Audi S8 cod tiptronic (13 - 17) Audi S8 cod
€ 91,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 118,500

ⓘ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 2.6 inches shorter, 3.1 inches narrower and 0.6 inches taller than the Audi S8 cod.
Mercedes S 420 CDI
Audi S8 cod
58
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
73.7
83.5
57.4
Blueprint Audi S8 cod tiptronic (13 - 17)
76.7
83.1
73.7 in
Width
76.7 in
83.5 in
Width Incl. Mirrors
83.1 in
58 in
Height
57.4 in
Blueprint Mercedes S 420 CDI 7G-TRONIC (06 - 09)
119.5
200
Blueprint Audi S8 cod tiptronic (13 - 17)
117.9
202.6
200 in
Length
202.6 in
119.5 in
Wheelbase
117.9 in

Vehicle Weight

Mercedes S 420 CDI
Audi S8 cod
4608 lb
Curb Weight
4519 lb
5820 lb
Gross Vehicle
Weight
5710 lb
Mercedes S 420 CDI 7G-TRONIC (06 - 09)
Weight Difference:
88 lb
1.91 %
Audi S8 cod tiptronic (13 - 17)

General

Mercedes S 420 CDI
Audi S8 cod
W221
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
7-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Mercedes S 420 CDI
Audi S8 cod
V8 diesel engine with tur­bo­charger
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code
CGTA, CTFA
4
Valves
4
8
Cylinders
8
4 L / 196 cu in
Displacement
4 L / 196 cu in
316 hp
at 3600 rpm
Power
513 hp
at 5800 rpm
Mercedes S 420 CDI
316 hp
513 hp
Audi S8 cod
538 lb‑ft
at 2200 rpm
Max. Torque
479 lb‑ft
at 1700 rpm
Mercedes S 420 CDI
538 lb‑ft
479 lb‑ft
Audi S8 cod

Performance

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

272 ft
0.000 sec

Mercedes S 420 CDI

62 mph 62
mph

187 ft
0.000 sec

Audi S8 cod

▶ REPLAY
14.58 lb/hp
Weight-to-Power Ratio
8.81 lb/hp
Mercedes S 420 CDI
14.58 lb/hp
8.81 lb/hp
Audi S8 cod

Fuel Economy / Emissions

Mercedes S 420 CDI
Audi S8 cod
Fuel Economy
25 mpg
combined
25 mpg
Mercedes S 420 CDI
25 mpg
25 mpg
Audi S8 cod
18 mpg
city
18 mpg
33 mpg
highway
No data
Kraftstoffanzeige
23.8 gal
Fuel Tank Capacity
21.7 gal
Kraftstoffanzeige
595 mi
Range
542 mi
Mercedes S 420 CDI
595 mi
542 mi
Audi S8 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).
178.2 kWh
Mercedes S 420 CDI
193.4 kWh
178.2 kWh
Audi S8 cod
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
398 g/mi (NEFZ)
CO2 Emissions
348 g/mi (NEFZ)

Practical Convenience

Mercedes S 420 CDI
Audi S8 cod
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1190 lb
15.9 cu ft
Trunk Volume
14.7 cu ft
No data
Cargo Volume (Seats Down)
No data