The Comparative Analysis :
Audi A8 55 TFSI quattro tiptronic (17 - ..) vs. Mercedes S 450 long 9G-TRONIC (17 - ..)
€ 95,200
€ 97,000
€ 95,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,000
ⓘ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 3.3 inches shorter, 1.8 inches wider and 0.8 inches lower than the Mercedes S 450 long.
Audi A8 55 TFSI
Mercedes S 450 long
58
76.6
83.9
58.8
74.8
83.9
76.6 in
Width
74.8 in
83.9 in
Width Incl. Mirrors
83.9 in
58 in
Height
58.8 in
118
203.6
124.6
206.9
203.6 in
Length
206.9 in
118 in
Wheelbase
124.6 in
Vehicle Weight
Audi A8 55 TFSI
Mercedes S 450 long
4420 lb
Curb Weight
4442 lb
5930 lb
Gross Vehicle
Weight
Weight
5952 lb
Weight Difference:
22 lb
0.5 %
General
Audi A8 55 TFSI
Mercedes S 450 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
Rear-wheel drive
8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
Audi A8 55 TFSI
Mercedes S 450 long
6-cylinder mild hybrid gasoline engine with turbocharger
Engine Type
6-cylinder mild hybrid gasoline engine with turbocharger and electric driven compressor
Engine Series
Mercedes-Benz M 276
CZSE
Engine Code
M 276.824
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
335 hp
at 5000 rpm
Power
383 hp
at 5500 rpm
Audi A8 55 TFSI
335 hp
383 hp
Mercedes S 450 long
369 lb‑ft
at 1370 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
Audi A8 55 TFSI
369 lb‑ft
369 lb‑ft
Mercedes S 450 long
Performance
Audi A8 55 TFSI
Mercedes S 450 long
155 mph
Maximum Speed
155 mph
5.6 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
256 ft
0.000 sec
Audi A8 55 TFSI
62 mph
62
mph
mph
233 ft
0.000 sec
Mercedes S 450 long
▶ REPLAY
13.19 lb/hp
Weight-to-Power Ratio
11.6 lb/hp
Audi A8 55 TFSI
13.19 lb/hp
11.6 lb/hp
Mercedes S 450 long
Fuel Economy / Emissions
Audi A8 55 TFSI
Mercedes S 450 long
Fuel Economy
30 mpg
combined
36 mpg
Audi A8 55 TFSI
30 mpg
36 mpg
Mercedes S 450 long
22 mpg
city
26 mpg
No data
highway
44 mpg
19 gal
Fuel Tank Capacity
21.1 gal
574 mi
Range
753 mi
Audi A8 55 TFSI
574 mi
753 mi
Mercedes S 450 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).
125 kWh
Audi A8 55 TFSI
147.7 kWh
125 kWh
Mercedes S 450 long
Euro 6d-TEMP (WLTP)
Emission Standard
Euro 6
344 g/mi (WLTP)
CO2 Emissions
241 g/mi (NEFZ)
Practical Convenience
Audi A8 55 TFSI
Mercedes S 450 long
4
Doors
4
5
No. of Seats
5
1510 lb
Maximum Payload
1510 lb
14.3 cu ft
Trunk Volume
15 cu ft
No data
Cargo Volume (Seats Down)
No data
