The Comparative Analysis :
Audi A8 L 3.0 TDI quattro tiptronic (10 - 13) vs. Mercedes S 320 CDI DPF 7G-TRONIC (05 - 08)
€ 81,700

€ 70,900

€ 81,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 70,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi A8 L 3.0 TDI is significantly bigger in every dimension. It's 7.4 inches longer, 3.1 inches wider and 10.6 inches taller than the Mercedes S 320 CDI DPF.
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
68.5
76.7
83.1
58
73.7
83.5
76.7 in
Width
73.7 in
83.1 in
Width Incl. Mirrors
83.5 in
68.5 in
Height
58 in
122.9
207.4
119.5
200
207.4 in
Length
200 in
122.9 in
Wheelbase
119.5 in
Vehicle Weight
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
4332 lb
Curb Weight
4310 lb
5600 lb
Gross Vehicle
Weight
Weight
5622 lb

Weight Difference:
22 lb
0.51 %

General
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
D4 (4H)
Generation
W221
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
V6 diesel engine with turbocharger
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
CDTA, CMHA, CDTC
Engine Code
OM 642.930

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
247 hp
at 4000 rpm
Power
232 hp
at 3800 rpm
Audi A8 L 3.0 TDI
247 hp
232 hp
Mercedes S 320 CDI DPF
406 lb‑ft
at 1500 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
Audi A8 L 3.0 TDI
406 lb‑ft
398 lb‑ft
Mercedes S 320 CDI DPF
Performance
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
155 mph
Maximum Speed
155 mph
6.2 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph
62
mph
mph
282 ft
0.000 sec

Audi A8 L 3.0 TDI
62 mph
62
mph
mph
341 ft
0.000 sec

Mercedes S 320 CDI DPF
▶ REPLAY
17.54 lb/hp
Weight-to-Power Ratio
18.58 lb/hp
Audi A8 L 3.0 TDI
17.54 lb/hp
18.58 lb/hp
Mercedes S 320 CDI DPF
Fuel Economy / Emissions
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
Fuel Economy
36 mpg
combined
28 mpg
Audi A8 L 3.0 TDI
36 mpg
28 mpg
Mercedes S 320 CDI DPF
30 mpg
city
20 mpg
No data
highway
37 mpg
23.8 gal
Fuel Tank Capacity
23.8 gal
861 mi
Range
674 mi
Audi A8 L 3.0 TDI
861 mi
674 mi
Mercedes S 320 CDI DPF
Environmental Impact
133.7 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).
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).
170.8 kWh
Audi A8 L 3.0 TDI
133.7 kWh
170.8 kWh
Mercedes S 320 CDI DPF
Euro 5
Emission Standard
Euro 4 III
275 g/mi (NEFZ)
CO2 Emissions
354 g/mi (NEFZ)
Practical Convenience
Audi A8 L 3.0 TDI
Mercedes S 320 CDI DPF
4
Doors
4
5
No. of Seats
5
1268 lb
Maximum Payload
1312 lb
14.4 cu ft
Trunk Volume
15.9 cu ft










No data
Cargo Volume (Seats Down)
No data