The Comparative Analysis :
Audi S8 quattro tiptronic (19 - ..) vs. Mercedes S 400 h long 7G-TRONIC PLUS (15 - 17)
€ 140,000
€ 93,500
€ 140,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 93,500
ⓘ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 S8 is 2.6 inches shorter, 1.8 inches wider and 0.9 inches lower than the Mercedes S 400 h long.
Audi S8
Mercedes S 400 h 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
203.9
124.6
206.5
203.9 in
Length
206.5 in
118 in
Wheelbase
124.6 in
Vehicle Weight
Audi S8
Mercedes S 400 h long
5082 lb
Curb Weight
4288 lb
6250 lb
Gross Vehicle
Weight
Weight
5798 lb
Weight Difference:
794 lb
15.62 %
General
Audi S8
Mercedes S 400 h 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
7-speed automatic transmission
Engine
Audi S8
Mercedes S 400 h long
8-cylinder mild hybrid gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder full hybrid gasoline engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 276
Engine Code
M 276.960

4
Valves
4
8
Cylinders
6
4 L / 196 cu in
Displacement
3.5 L / 171 cu in
563 hp
at 6000 rpm
Power
328 hp
at 6500 rpm
Audi S8
563 hp
328 hp
Mercedes S 400 h long
590 lb‑ft
at 2000 rpm
Max. Torque
457 lb‑ft
at 3500 rpm
Audi S8
590 lb‑ft
457 lb‑ft
Mercedes S 400 h long
Performance
Audi S8
Mercedes S 400 h long
155 mph
Maximum Speed
155 mph
3.8 sec
Acceleration 0 to 62 mph
6.8 sec
62 mph
62
mph
mph
174 ft
0.000 sec
Audi S8
62 mph
62
mph
mph
308 ft
0.000 sec
Mercedes S 400 h long
▶ REPLAY
9.03 lb/hp
Weight-to-Power Ratio
13.07 lb/hp
Audi S8
9.03 lb/hp
13.07 lb/hp
Mercedes S 400 h long
Fuel Economy / Emissions
Audi S8
Mercedes S 400 h long
Fuel Economy
21 mpg
combined
39 mpg
Audi S8
21 mpg
39 mpg
Mercedes S 400 h long
15 mpg
city
37 mpg
No data
highway
41 mpg
21.7 gal
Fuel Tank Capacity
18.5 gal
451 mi
Range
725 mi
Audi S8
451 mi
725 mi
Mercedes S 400 h long
Environmental Impact
214 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).
113.6 kWh
Audi S8
214 kWh
113.6 kWh
Mercedes S 400 h long
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
423 g/mi (WLTP)
CO2 Emissions
224 g/mi (NEFZ)
Practical Convenience
Audi S8
Mercedes S 400 h long
4
Doors
4
5
No. of Seats
5
1168 lb
Maximum Payload
1510 lb
14.3 cu ft
Trunk Volume
14.4 cu ft








No data
Cargo Volume (Seats Down)
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