The Comparative Analysis :
Audi A8 L 3.0 TFSI quattro tiptronic (10 - 13) vs. Mercedes S 400 d long 4MATIC 9G-TRONIC (17 - ..)
€ 82,300

€ 97,400

€ 82,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Audi A8 L 3.0 TFSI is considerably bigger in every dimension. It's 0.5 inches longer, 2 inches wider and 9.7 inches taller than the Mercedes S 400 d long.
Audi A8 L 3.0 TFSI
Mercedes S 400 d long
68.5
76.7
83.1
58.8
74.8
83.9
76.7 in
Width
74.8 in
83.1 in
Width Incl. Mirrors
83.9 in
68.5 in
Height
58.8 in
122.9
207.4
124.6
206.9
207.4 in
Length
206.9 in
122.9 in
Wheelbase
124.6 in
Vehicle Weight
Audi A8 L 3.0 TFSI
Mercedes S 400 d long
4310 lb
Curb Weight
4575 lb
5578 lb
Gross Vehicle
Weight
Weight
6173 lb

Weight Difference:
265 lb
5.79 %

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

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

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

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
2.9 L / 142 cu in
286 hp
at 4850 rpm
Power
335 hp
at 3600 rpm
Audi A8 L 3.0 TFSI
286 hp
335 hp
Mercedes S 400 d long
310 lb‑ft
at 2500 rpm
Max. Torque
516 lb‑ft
at 1200 rpm
Audi A8 L 3.0 TFSI
310 lb‑ft
516 lb‑ft
Mercedes S 400 d long
Performance
Audi A8 L 3.0 TFSI
Mercedes S 400 d long
155 mph
Maximum Speed
155 mph
6.2 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
282 ft
0.000 sec

Audi A8 L 3.0 TFSI
62 mph
62
mph
mph
236 ft
0.000 sec

Mercedes S 400 d long
▶ REPLAY
15.07 lb/hp
Weight-to-Power Ratio
13.66 lb/hp
Audi A8 L 3.0 TFSI
15.07 lb/hp
13.66 lb/hp
Mercedes S 400 d long
Fuel Economy / Emissions
Audi A8 L 3.0 TFSI
Mercedes S 400 d long
Fuel Economy
27 mpg
combined
42 mpg
Audi A8 L 3.0 TFSI
27 mpg
42 mpg
Mercedes S 400 d long
20 mpg
city
35 mpg
No data
highway
49 mpg
23.8 gal
Fuel Tank Capacity
18.5 gal
636 mi
Range
777 mi
Audi A8 L 3.0 TFSI
636 mi
777 mi
Mercedes S 400 d long
Environmental Impact
166.7 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).
115.2 kWh
Audi A8 L 3.0 TFSI
166.7 kWh
115.2 kWh
Mercedes S 400 d long
Euro 5
Emission Standard
Euro 6
330 g/mi (NEFZ)
CO2 Emissions
237 g/mi (NEFZ)
Practical Convenience
Audi A8 L 3.0 TFSI
Mercedes S 400 d long
4
Doors
4
5
No. of Seats
5
1268 lb
Maximum Payload
1598 lb
14.4 cu ft
Trunk Volume
14.4 cu ft








No data
Cargo Volume (Seats Down)
No data