The Comparative Analysis :
Mercedes S 400 d long 4MATIC 9G-TRONIC (17 - ..) vs. Audi A8 L 3.0 TFSI quattro tiptronic (13 - 14)
€ 97,400

€ 86,800

€ 97,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 86,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The Mercedes S 400 d long is 0.4 inches shorter, 2 inches narrower and 0.9 inches taller than the Audi A8 L 3.0 TFSI.
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
58.8
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
58.8 in
Height
57.9 in
124.6
206.9
122.9
207.3
206.9 in
Length
207.3 in
124.6 in
Wheelbase
122.9 in
Vehicle Weight
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
4575 lb
Curb Weight
4310 lb
6173 lb
Gross Vehicle
Weight
Weight
5578 lb

Weight Difference:
265 lb
5.79 %

General
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
W222/X222
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

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

9-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
Straight-six diesel engine with turbocharger
Engine Type
V6 gasoline engine with turbocharger
Mercedes-Benz OM 656
Engine Series
OM 656.929
Engine Code
CGWD, CREA

4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3 L / 147 cu in
335 hp
at 3600 rpm
Power
306 hp
at 5200 rpm
Mercedes S 400 d long
335 hp
306 hp
Audi A8 L 3.0 TFSI
516 lb‑ft
at 1200 rpm
Max. Torque
325 lb‑ft
at 2900 rpm
Mercedes S 400 d long
516 lb‑ft
325 lb‑ft
Audi A8 L 3.0 TFSI
Performance
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes S 400 d long
62 mph
62
mph
mph
269 ft
0.000 sec

Audi A8 L 3.0 TFSI
▶ REPLAY
13.66 lb/hp
Weight-to-Power Ratio
14.08 lb/hp
Mercedes S 400 d long
13.66 lb/hp
14.08 lb/hp
Audi A8 L 3.0 TFSI
Fuel Economy / Emissions
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
Fuel Economy
42 mpg
combined
30 mpg
Mercedes S 400 d long
42 mpg
30 mpg
Audi A8 L 3.0 TFSI
35 mpg
city
22 mpg
49 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
21.7 gal
777 mi
Range
645 mi
Mercedes S 400 d long
777 mi
645 mi
Audi A8 L 3.0 TFSI
Environmental Impact
115.2 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).
149.7 kWh
Mercedes S 400 d long
115.2 kWh
149.7 kWh
Audi A8 L 3.0 TFSI
Euro 6
Emission Standard
Euro 6b (NEFZ)
237 g/mi (NEFZ)
CO2 Emissions
296 g/mi (NEFZ)
Practical Convenience
Mercedes S 400 d long
Audi A8 L 3.0 TFSI
4
Doors
4
5
No. of Seats
5
1598 lb
Maximum Payload
1268 lb
14.4 cu ft
Trunk Volume
14.7 cu ft









No data
Cargo Volume (Seats Down)
No data