The Comparative Analysis :
Audi A8 L 4.2 FSI quattro tiptronic (10 - 12) vs. Mercedes S 400 d 9G-TRONIC (17 - ..)
€ 96,100
€ 90,400
€ 96,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 90,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi A8 L 4.2 FSI is considerably bigger in every dimension. It's 5.6 inches longer, 2 inches wider and 9.6 inches taller than the Mercedes S 400 d.
Audi A8 L 4.2 FSI
Mercedes S 400 d
68.5
76.7
83.1
58.9
74.8
83.9
76.7 in
Width
74.8 in
83.1 in
Width Incl. Mirrors
83.9 in
68.5 in
Height
58.9 in
122.9
207.4
119.5
201.8
207.4 in
Length
201.8 in
122.9 in
Wheelbase
119.5 in
Vehicle Weight
Audi A8 L 4.2 FSI
Mercedes S 400 d
4321 lb
Curb Weight
4420 lb
5589 lb
Gross Vehicle
Weight
Weight
5964 lb
Weight Difference:
99 lb
2.24 %
General
Audi A8 L 4.2 FSI
Mercedes S 400 d
D4 (4H)
Generation
W222/X222
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
Audi A8 L 4.2 FSI
Mercedes S 400 d
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six diesel engine with turbocharger
Engine Series
Mercedes-Benz OM 656
CDRA
Engine Code
OM 656.929
4
Valves
4
8
Cylinders
6
4.2 L / 206 cu in
Displacement
2.9 L / 142 cu in
366 hp
at 6800 rpm
Power
335 hp
at 3600 rpm
Audi A8 L 4.2 FSI
366 hp
335 hp
Mercedes S 400 d
328 lb‑ft
at 3500 rpm
Max. Torque
516 lb‑ft
at 1200 rpm
Audi A8 L 4.2 FSI
328 lb‑ft
516 lb‑ft
Mercedes S 400 d
Performance
Audi A8 L 4.2 FSI
Mercedes S 400 d
155 mph
Maximum Speed
155 mph
5.8 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
266 ft
0.000 sec
Audi A8 L 4.2 FSI
62 mph
62
mph
mph
246 ft
0.000 sec
Mercedes S 400 d
▶ REPLAY
11.81 lb/hp
Weight-to-Power Ratio
13.19 lb/hp
Audi A8 L 4.2 FSI
11.81 lb/hp
13.19 lb/hp
Mercedes S 400 d
Fuel Economy / Emissions
Audi A8 L 4.2 FSI
Mercedes S 400 d
Fuel Economy
24 mpg
combined
45 mpg
Audi A8 L 4.2 FSI
24 mpg
45 mpg
Mercedes S 400 d
17 mpg
city
37 mpg
No data
highway
52 mpg
23.8 gal
Fuel Tank Capacity
18.5 gal
577 mi
Range
836 mi
Audi A8 L 4.2 FSI
577 mi
836 mi
Mercedes S 400 d
Environmental Impact
183.8 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).
107 kWh
Audi A8 L 4.2 FSI
183.8 kWh
107 kWh
Mercedes S 400 d
Euro 5
Emission Standard
Euro 6
360 g/mi (NEFZ)
CO2 Emissions
217 g/mi (NEFZ)
Practical Convenience
Audi A8 L 4.2 FSI
Mercedes S 400 d
4
Doors
4
5
No. of Seats
5
1268 lb
Maximum Payload
1543 lb
14.4 cu ft
Trunk Volume
14.4 cu ft
No data
Cargo Volume (Seats Down)
No data
