The Comparative Analysis :
Audi A8 L 4.2 TDI quattro tiptronic (13 - 17) vs. Mercedes S 320 CDI BlueEFFICIENCY 7G-TRONIC (08 - 09)
€ 108,200

€ 72,400

€ 108,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 72,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Audi A8 L 4.2 TDI is 7.3 inches longer, 3.1 inches wider and 0.1 inches lower than the Mercedes S 320 CDI BlueEFFICIENCY.
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
57.9
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
57.9 in
Height
58 in
122.9
207.3
119.5
200
207.3 in
Length
200 in
122.9 in
Wheelbase
119.5 in
Vehicle Weight
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
4784 lb
Curb Weight
4310 lb
5997 lb
Gross Vehicle
Weight
Weight
5622 lb

Weight Difference:
474 lb
9.91 %

General
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
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 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
V8 diesel engine with two turbochargers (biturbo)
Engine Type
V6 diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 642
CTEC
Engine Code
OM 642.930

4
Valves
4
8
Cylinders
6
4.1 L / 201 cu in
Displacement
3 L / 147 cu in
380 hp
at 3750 rpm
Power
232 hp
at 3600 rpm
Audi A8 L 4.2 TDI
380 hp
232 hp
Mercedes S 320 CDI BlueEFFICIENCY
627 lb‑ft
at 2000 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
Audi A8 L 4.2 TDI
627 lb‑ft
398 lb‑ft
Mercedes S 320 CDI BlueEFFICIENCY
Performance
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
155 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph
62
mph
mph
223 ft
0.000 sec

Audi A8 L 4.2 TDI
62 mph
62
mph
mph
354 ft
0.000 sec

Mercedes S 320 CDI BlueEFFICIENCY
▶ REPLAY
12.59 lb/hp
Weight-to-Power Ratio
18.58 lb/hp
Audi A8 L 4.2 TDI
12.59 lb/hp
18.58 lb/hp
Mercedes S 320 CDI BlueEFFICIENCY
Fuel Economy / Emissions
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
Fuel Economy
32 mpg
combined
31 mpg
Audi A8 L 4.2 TDI
32 mpg
31 mpg
Mercedes S 320 CDI BlueEFFICIENCY
25 mpg
city
23 mpg
No data
highway
40 mpg
23.8 gal
Fuel Tank Capacity
23.8 gal
766 mi
Range
736 mi
Audi A8 L 4.2 TDI
766 mi
736 mi
Mercedes S 320 CDI BlueEFFICIENCY
Environmental Impact
150.2 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).
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).
156.4 kWh
Audi A8 L 4.2 TDI
150.2 kWh
156.4 kWh
Mercedes S 320 CDI BlueEFFICIENCY
Euro 6b (NEFZ)
Emission Standard
Euro 4 III
306 g/mi (NEFZ)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
Audi A8 L 4.2 TDI
Mercedes S 320 CDI BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1312 lb
14.7 cu ft
Trunk Volume
15.9 cu ft











No data
Cargo Volume (Seats Down)
No data