The Comparative Analysis :

Audi A8 4.2 TDI quattro tiptronic (13 - 17) vs. Mercedes S 450 4MATIC 9G-TRONIC (17 - ..)

€ 102,300
Audi A8 4.2 TDI quattro tiptronic (13 - 17) Audi A8 4.2 TDI
€ 97,200
 Mercedes S 450 4MATIC 9G-TRONIC (17 - ..) Mercedes S 450
€ 102,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,200

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ a little. The Audi A8 4.2 TDI is 0.4 inches longer, 2 inches wider and 1.4 inches lower than the Mercedes S 450.
Audi A8 4.2 TDI
Mercedes S 450
57.5
Blueprint Audi A8 4.2 TDI quattro tiptronic (13 - 17)
76.7
83.1
58.9
Blueprint Mercedes S 450 4MATIC 9G-TRONIC (17 - ..)
74.8
83.9
76.7 in
Width
74.8 in
83.1 in
Width Incl. Mirrors
83.9 in
57.5 in
Height
58.9 in
Blueprint Audi A8 4.2 TDI quattro tiptronic (13 - 17)
117.8
202.2
Blueprint Mercedes S 450 4MATIC 9G-TRONIC (17 - ..)
119.5
201.8
202.2 in
Length
201.8 in
117.8 in
Wheelbase
119.5 in

Vehicle Weight

Audi A8 4.2 TDI
Mercedes S 450
4663 lb
Curb Weight
4542 lb
5964 lb
Gross Vehicle
Weight
6019 lb
Audi A8 4.2 TDI quattro tiptronic (13 - 17)
Weight Difference:
121 lb
2.6 %
Mercedes S 450 4MATIC 9G-TRONIC (17 - ..)

General

Audi A8 4.2 TDI
Mercedes S 450
D4 (4H)
Generation
W222/X222
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
9-speed automatic transmission

Engine

Audi A8 4.2 TDI
Mercedes S 450
V8 diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder mild hybrid gasoline engine with tur­bo­charger and elec­tric driven com­pres­sor
Engine Series
Mercedes-Benz M 256
CTEC
Engine Code
M 256.930
4
Valves
4
8
Cylinders
6
4.1 L / 201 cu in
Displacement
3 L / 147 cu in
380 hp
at 3750 rpm
Power
383 hp
at 5500 rpm
Audi A8 4.2 TDI
380 hp
383 hp
Mercedes S 450
627 lb‑ft
at 2000 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
Audi A8 4.2 TDI
627 lb‑ft
369 lb‑ft
Mercedes S 450

Performance

Audi A8 4.2 TDI
Mercedes S 450
155 mph
Maximum Speed
155 mph
4.7 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph 62
mph

213 ft
0.000 sec

Audi A8 4.2 TDI

62 mph 62
mph

223 ft
0.000 sec

Mercedes S 450

▶ REPLAY
12.27 lb/hp
Weight-to-Power Ratio
11.86 lb/hp
Audi A8 4.2 TDI
12.27 lb/hp
11.86 lb/hp
Mercedes S 450

Fuel Economy / Emissions

Audi A8 4.2 TDI
Mercedes S 450
Fuel Economy
33 mpg
combined
29 mpg
Audi A8 4.2 TDI
33 mpg
29 mpg
Mercedes S 450
25 mpg
city
21 mpg
No data
highway
36 mpg
Kraftstoffanzeige
23.8 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
777 mi
Range
531 mi
Audi A8 4.2 TDI
777 mi
531 mi
Mercedes S 450
Environmental Impact
148.1 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).
155.3 kWh
Audi A8 4.2 TDI
148.1 kWh
155.3 kWh
Mercedes S 450
Euro 6b (NEFZ)
Emission Standard
Euro 6
304 g/mi (NEFZ)
CO2 Emissions
314 g/mi (WLTP)

Practical Convenience

Audi A8 4.2 TDI
Mercedes S 450
4
Doors
4
5
No. of Seats
5
1301 lb
Maximum Payload
1477 lb
13.9 cu ft
Trunk Volume
15 cu ft
No data
Cargo Volume (Seats Down)
No data