The Comparative Analysis :
Mercedes S 400 d 9G-TRONIC (17 - ..) vs. Audi A8 L 4.0 TFSI cod quattro tiptronic (12 - 13)
€ 90,400

€ 100,200

€ 90,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 100,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes S 400 d is considerably smaller in every dimension. It's 5.6 inches shorter, 2 inches narrower and 9.6 inches lower than the Audi A8 L 4.0 TFSI cod.
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
58.9
74.8
83.9
68.5
76.7
83.1
74.8 in
Width
76.7 in
83.9 in
Width Incl. Mirrors
83.1 in
58.9 in
Height
68.5 in
119.5
201.8
122.9
207.4
201.8 in
Length
207.4 in
119.5 in
Wheelbase
122.9 in
Vehicle Weight
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
4420 lb
Curb Weight
4453 lb
5964 lb
Gross Vehicle
Weight
Weight
5721 lb

Weight Difference:
33 lb
0.74 %

General
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
W222/X222
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

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

9-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
Straight-six diesel engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code
CEUA

4
Valves
4
6
Cylinders
8
2.9 L / 142 cu in
Displacement
4 L / 196 cu in
335 hp
at 3600 rpm
Power
414 hp
at 5000 rpm
Mercedes S 400 d
335 hp
414 hp
Audi A8 L 4.0 TFSI cod
516 lb‑ft
at 1200 rpm
Max. Torque
443 lb‑ft
at 1500 rpm
Mercedes S 400 d
516 lb‑ft
443 lb‑ft
Audi A8 L 4.0 TFSI cod
Performance
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
246 ft
0.000 sec

Mercedes S 400 d
62 mph
62
mph
mph
210 ft
0.000 sec

Audi A8 L 4.0 TFSI cod
▶ REPLAY
13.19 lb/hp
Weight-to-Power Ratio
10.76 lb/hp
Mercedes S 400 d
13.19 lb/hp
10.76 lb/hp
Audi A8 L 4.0 TFSI cod
Fuel Economy / Emissions
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
Fuel Economy
45 mpg
combined
25 mpg
Mercedes S 400 d
45 mpg
25 mpg
Audi A8 L 4.0 TFSI cod
37 mpg
city
18 mpg
52 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
23.8 gal
836 mi
Range
588 mi
Mercedes S 400 d
836 mi
588 mi
Audi A8 L 4.0 TFSI cod
Environmental Impact
107 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).
179.9 kWh
Mercedes S 400 d
107 kWh
179.9 kWh
Audi A8 L 4.0 TFSI cod
Euro 6
Emission Standard
Euro 5
217 g/mi (NEFZ)
CO2 Emissions
356 g/mi (NEFZ)
Practical Convenience
Mercedes S 400 d
Audi A8 L 4.0 TFSI cod
4
Doors
4
5
No. of Seats
5
1543 lb
Maximum Payload
1268 lb
14.4 cu ft
Trunk Volume
14.4 cu ft








No data
Cargo Volume (Seats Down)
No data