The Comparative Analysis :
Audi A8 55 TFSI quattro tiptronic (17 - ..) vs. Mercedes S 500 long 4MATIC 7G-TRONIC PLUS (13 - 16)
€ 95,200

€ 113,600

€ 95,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 113,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Audi A8 55 TFSI is 2.9 inches shorter, 1.8 inches wider and 0.9 inches lower than the Mercedes S 500 long.
Audi A8 55 TFSI
Mercedes S 500 long
58
76.6
83.9
58.9
74.8
83.9
76.6 in
Width
74.8 in
83.9 in
Width Incl. Mirrors
83.9 in
58 in
Height
58.9 in
118
203.6
124.6
206.5
203.6 in
Length
206.5 in
118 in
Wheelbase
124.6 in
Vehicle Weight
Audi A8 55 TFSI
Mercedes S 500 long
4420 lb
Curb Weight
4564 lb
5930 lb
Gross Vehicle
Weight
Weight
6063 lb

Weight Difference:
143 lb
3.13 %

General
Audi A8 55 TFSI
Mercedes S 500 long
D5 (4N)
Generation
W222/X222
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

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

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi A8 55 TFSI
Mercedes S 500 long
6-cylinder mild hybrid gasoline engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
CZSE
Engine Code
M 278.929

4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.7 L / 230 cu in
335 hp
at 5000 rpm
Power
449 hp
at 5250 rpm
Audi A8 55 TFSI
335 hp
449 hp
Mercedes S 500 long
369 lb‑ft
at 1370 rpm
Max. Torque
516 lb‑ft
at 1800 rpm
Audi A8 55 TFSI
369 lb‑ft
516 lb‑ft
Mercedes S 500 long
Performance
Audi A8 55 TFSI
Mercedes S 500 long
155 mph
Maximum Speed
155 mph
5.6 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
256 ft
0.000 sec

Audi A8 55 TFSI
62 mph
62
mph
mph
220 ft
0.000 sec

Mercedes S 500 long
▶ REPLAY
13.19 lb/hp
Weight-to-Power Ratio
10.16 lb/hp
Audi A8 55 TFSI
13.19 lb/hp
10.16 lb/hp
Mercedes S 500 long
Fuel Economy / Emissions
Audi A8 55 TFSI
Mercedes S 500 long
Fuel Economy
30 mpg
combined
26 mpg
Audi A8 55 TFSI
30 mpg
26 mpg
Mercedes S 500 long
22 mpg
city
19 mpg
No data
highway
35 mpg
19 gal
Fuel Tank Capacity
21.1 gal
574 mi
Range
552 mi
Audi A8 55 TFSI
574 mi
552 mi
Mercedes S 500 long
Environmental Impact
147.7 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).
170.4 kWh
Audi A8 55 TFSI
147.7 kWh
170.4 kWh
Mercedes S 500 long
Euro 6d-TEMP (WLTP)
Emission Standard
Euro 6b (NEFZ)
344 g/mi (WLTP)
CO2 Emissions
340 g/mi (NEFZ)
Practical Convenience
Audi A8 55 TFSI
Mercedes S 500 long
4
Doors
4
5
No. of Seats
5
1510 lb
Maximum Payload
1499 lb
14.3 cu ft
Trunk Volume
15 cu ft










No data
Cargo Volume (Seats Down)
No data