The Comparative Analysis :
Mercedes S 400 d 9G-TRONIC (17 - ..) vs. Audi A8 L 6.3 FSI W12 cod quattro tiptronic (13 - 17)
€ 90,400

€ 145,800

€ 90,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 145,800
ⓘ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 Mercedes S 400 d is 5.5 inches shorter, 2 inches narrower and an inch taller than the Audi A8 L 6.3 FSI W12 cod.
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 cod
58.9
74.8
83.9
57.9
76.7
83.1
74.8 in
Width
76.7 in
83.9 in
Width Incl. Mirrors
83.1 in
58.9 in
Height
57.9 in
119.5
201.8
122.9
207.3
201.8 in
Length
207.3 in
119.5 in
Wheelbase
122.9 in
Vehicle Weight
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 cod
4420 lb
Curb Weight
4740 lb
5964 lb
Gross Vehicle
Weight
Weight
5897 lb

Weight Difference:
320 lb
6.75 %

General
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 cod
W222/X222
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium 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 6.3 FSI W12 cod
Straight-six diesel engine with turbocharger
Engine Type
V12 gasoline engine (naturally aspirated engine)
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code
CEJA, CTNA

4
Valves
4
6
Cylinders
12
2.9 L / 142 cu in
Displacement
6.3 L / 308 cu in
335 hp
at 3600 rpm
Power
493 hp
at 6200 rpm
Mercedes S 400 d
335 hp
493 hp
Audi A8 L 6.3 FSI W12 cod
516 lb‑ft
at 1200 rpm
Max. Torque
461 lb‑ft
at 4750 rpm
Mercedes S 400 d
516 lb‑ft
461 lb‑ft
Audi A8 L 6.3 FSI W12 cod
Performance
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 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 6.3 FSI W12 cod
▶ REPLAY
13.19 lb/hp
Weight-to-Power Ratio
9.61 lb/hp
Mercedes S 400 d
13.19 lb/hp
9.61 lb/hp
Audi A8 L 6.3 FSI W12 cod
Fuel Economy / Emissions
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 cod
Fuel Economy
45 mpg
combined
21 mpg
Mercedes S 400 d
45 mpg
21 mpg
Audi A8 L 6.3 FSI W12 cod
37 mpg
city
15 mpg
52 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
21.7 gal
836 mi
Range
463 mi
Mercedes S 400 d
836 mi
463 mi
Audi A8 L 6.3 FSI W12 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).
208.4 kWh
Mercedes S 400 d
107 kWh
208.4 kWh
Audi A8 L 6.3 FSI W12 cod
Euro 6
Emission Standard
Euro 6b (NEFZ)
217 g/mi (NEFZ)
CO2 Emissions
409 g/mi (NEFZ)
Practical Convenience
Mercedes S 400 d
Audi A8 L 6.3 FSI W12 cod
4
Doors
4
5
No. of Seats
5
1543 lb
Maximum Payload
1157 lb
14.4 cu ft
Trunk Volume
14.7 cu ft









No data
Cargo Volume (Seats Down)
No data