The Comparative Analysis :
Mercedes S 320 CDI DPF long 7G-TRONIC (05 - 08) vs. Audi A8 L 4.2 TDI quattro tiptronic (13 - 17)
€ 78,700

€ 108,200

€ 78,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 108,200
ⓘ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 320 CDI DPF long is 2.2 inches shorter, 3.1 inches narrower and 0.1 inches taller than the Audi A8 L 4.2 TDI.
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
58
73.7
83.5
57.9
76.7
83.1
73.7 in
Width
76.7 in
83.5 in
Width Incl. Mirrors
83.1 in
58 in
Height
57.9 in
124.6
205.1
122.9
207.3
205.1 in
Length
207.3 in
124.6 in
Wheelbase
122.9 in
Vehicle Weight
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
4409 lb
Curb Weight
4784 lb
5688 lb
Gross Vehicle
Weight
Weight
5997 lb

Weight Difference:
375 lb
7.84 %

General
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
W221
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

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

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
V6 diesel engine with turbocharger
Engine Type
V8 diesel engine with two turbochargers (biturbo)
Mercedes-Benz OM 642
Engine Series
OM 642.930
Engine Code
CTEC

4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.1 L / 201 cu in
232 hp
at 3800 rpm
Power
380 hp
at 3750 rpm
Mercedes S 320 CDI DPF long
232 hp
380 hp
Audi A8 L 4.2 TDI
398 lb‑ft
at 1600 rpm
Max. Torque
627 lb‑ft
at 2000 rpm
Mercedes S 320 CDI DPF long
398 lb‑ft
627 lb‑ft
Audi A8 L 4.2 TDI
Performance
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
155 mph
Maximum Speed
155 mph
7.5 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
341 ft
0.000 sec

Mercedes S 320 CDI DPF long
62 mph
62
mph
mph
223 ft
0.000 sec

Audi A8 L 4.2 TDI
▶ REPLAY
19 lb/hp
Weight-to-Power Ratio
12.59 lb/hp
Mercedes S 320 CDI DPF long
19 lb/hp
12.59 lb/hp
Audi A8 L 4.2 TDI
Fuel Economy / Emissions
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
Fuel Economy
28 mpg
combined
32 mpg
Mercedes S 320 CDI DPF long
28 mpg
32 mpg
Audi A8 L 4.2 TDI
20 mpg
city
25 mpg
36 mpg
highway
No data
23.8 gal
Fuel Tank Capacity
23.8 gal
665 mi
Range
766 mi
Mercedes S 320 CDI DPF long
665 mi
766 mi
Audi A8 L 4.2 TDI
Environmental Impact
172.8 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).
150.2 kWh
Mercedes S 320 CDI DPF long
172.8 kWh
150.2 kWh
Audi A8 L 4.2 TDI
Euro 4 III
Emission Standard
Euro 6b (NEFZ)
359 g/mi (NEFZ)
CO2 Emissions
306 g/mi (NEFZ)
Practical Convenience
Mercedes S 320 CDI DPF long
Audi A8 L 4.2 TDI
4
Doors
4
5
No. of Seats
5
1279 lb
Maximum Payload
1213 lb
15.9 cu ft
Trunk Volume
14.7 cu ft











No data
Cargo Volume (Seats Down)
No data