The Comparative Analysis :

Audi A8 4.2 TDI quattro tiptronic (10 - 13) vs. Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)

€ 92,700
Audi A8 4.2 TDI quattro tiptronic (10 - 13) Audi A8 4.2 TDI
€ 84,000
 Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09) Mercedes S 320 CDI long
€ 92,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 84,000

ⓘ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 A8 4.2 TDI is 2.9 inches shorter, 3.1 inches wider and 0.5 inches lower than the Mercedes S 320 CDI long.
Audi A8 4.2 TDI
Mercedes S 320 CDI long
57.5
Blueprint Audi A8 4.2 TDI quattro tiptronic (10 - 13)
76.7
83.1
58
Blueprint Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)
73.7
83.5
76.7 in
Width
73.7 in
83.1 in
Width Incl. Mirrors
83.5 in
57.5 in
Height
58 in
Blueprint Audi A8 4.2 TDI quattro tiptronic (10 - 13)
117.8
202.2
Blueprint Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)
124.6
205.1
202.2 in
Length
205.1 in
117.8 in
Wheelbase
124.6 in

Vehicle Weight

Audi A8 4.2 TDI
Mercedes S 320 CDI long
4564 lb
Curb Weight
4564 lb
5864 lb
Gross Vehicle
Weight
5853 lb
Audi A8 4.2 TDI quattro tiptronic (10 - 13)
Weight Difference:
0 lb
0 %
Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)

General

Audi A8 4.2 TDI
Mercedes S 320 CDI long
D4 (4H)
Generation
W221
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

Audi A8 4.2 TDI
Mercedes S 320 CDI long
V8 diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
V6 diesel engine with tur­bo­charger
Engine Series
Mercedes-Benz OM 642
CDSB
Engine Code
OM 642.932
4
Valves
4
8
Cylinders
6
4.1 L / 201 cu in
Displacement
3 L / 147 cu in
346 hp
at 4000 rpm
Power
232 hp
at 3800 rpm
Audi A8 4.2 TDI
346 hp
232 hp
Mercedes S 320 CDI long
590 lb‑ft
at 1750 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
Audi A8 4.2 TDI
590 lb‑ft
398 lb‑ft
Mercedes S 320 CDI long

Performance

Audi A8 4.2 TDI
Mercedes S 320 CDI long
155 mph
Maximum Speed
152 mph
5.5 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph 62
mph

249 ft
0.000 sec

Audi A8 4.2 TDI

62 mph 62
mph

354 ft
0.000 sec

Mercedes S 320 CDI long

▶ REPLAY
13.19 lb/hp
Weight-to-Power Ratio
19.67 lb/hp
Audi A8 4.2 TDI
13.19 lb/hp
19.67 lb/hp
Mercedes S 320 CDI long

Fuel Economy / Emissions

Audi A8 4.2 TDI
Mercedes S 320 CDI long
Fuel Economy
32 mpg
combined
28 mpg
Audi A8 4.2 TDI
32 mpg
28 mpg
Mercedes S 320 CDI long
25 mpg
city
20 mpg
No data
highway
36 mpg
Kraftstoffanzeige
23.8 gal
Fuel Tank Capacity
23.8 gal
Kraftstoffanzeige
756 mi
Range
665 mi
Audi A8 4.2 TDI
756 mi
665 mi
Mercedes S 320 CDI long
Environmental Impact
152.2 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).
172.8 kWh
Audi A8 4.2 TDI
152.2 kWh
172.8 kWh
Mercedes S 320 CDI long
Euro 5
Emission Standard
Euro 4 III
314 g/mi (NEFZ)
CO2 Emissions
356 g/mi (NEFZ)

Practical Convenience

Audi A8 4.2 TDI
Mercedes S 320 CDI long
4
Doors
4
5
No. of Seats
5
1301 lb
Maximum Payload
1290 lb
14.4 cu ft
Trunk Volume
15.9 cu ft
No data
Cargo Volume (Seats Down)
No data