The Comparative Analysis :
Audi A8 L 4.2 TDI quattro tiptronic (13 - 17) vs. Mercedes S 500 9G-TRONIC (16 - 17)
€ 108,200

€ 107,200

€ 108,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 107,200
ⓘ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 Audi A8 L 4.2 TDI is 5.9 inches longer, 2 inches wider and an inch lower than the Mercedes S 500.
Audi A8 L 4.2 TDI
Mercedes S 500
57.9
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
57.9 in
Height
58.9 in
122.9
207.3
119.5
201.4
207.3 in
Length
201.4 in
122.9 in
Wheelbase
119.5 in
Vehicle Weight
Audi A8 L 4.2 TDI
Mercedes S 500
4784 lb
Curb Weight
4310 lb
5997 lb
Gross Vehicle
Weight
Weight
5941 lb

Weight Difference:
474 lb
9.91 %

General
Audi A8 L 4.2 TDI
Mercedes S 500
D4 (4H)
Generation
W222/X222
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

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

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi A8 L 4.2 TDI
Mercedes S 500
V8 diesel engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
CTEC
Engine Code
M 278.929

4
Valves
4
8
Cylinders
8
4.1 L / 201 cu in
Displacement
4.7 L / 230 cu in
380 hp
at 3750 rpm
Power
449 hp
at 5250 rpm
Audi A8 L 4.2 TDI
380 hp
449 hp
Mercedes S 500
627 lb‑ft
at 2000 rpm
Max. Torque
516 lb‑ft
at 1800 rpm
Audi A8 L 4.2 TDI
627 lb‑ft
516 lb‑ft
Mercedes S 500
Performance
Audi A8 L 4.2 TDI
Mercedes S 500
155 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
223 ft
0.000 sec

Audi A8 L 4.2 TDI
62 mph
62
mph
mph
220 ft
0.000 sec

Mercedes S 500
▶ REPLAY
12.59 lb/hp
Weight-to-Power Ratio
9.6 lb/hp
Audi A8 L 4.2 TDI
12.59 lb/hp
9.6 lb/hp
Mercedes S 500
Fuel Economy / Emissions
Audi A8 L 4.2 TDI
Mercedes S 500
Fuel Economy
32 mpg
combined
29 mpg
Audi A8 L 4.2 TDI
32 mpg
29 mpg
Mercedes S 500
25 mpg
city
21 mpg
No data
highway
37 mpg
23.8 gal
Fuel Tank Capacity
21.1 gal
766 mi
Range
606 mi
Audi A8 L 4.2 TDI
766 mi
606 mi
Mercedes S 500
Environmental Impact
150.2 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).
155.3 kWh
Audi A8 L 4.2 TDI
150.2 kWh
155.3 kWh
Mercedes S 500
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
306 g/mi (NEFZ)
CO2 Emissions
309 g/mi (NEFZ)
Practical Convenience
Audi A8 L 4.2 TDI
Mercedes S 500
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1631 lb
14.7 cu ft
Trunk Volume
15 cu ft











No data
Cargo Volume (Seats Down)
No data