The Comparative Analysis :
Audi S8 tiptronic (06 - 09) vs. Mercedes S 500 BlueEFFICIENCY long 4MATIC 7G-TRONIC PLUS (11 - 13)
€ 100,100

€ 109,700

€ 100,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 109,700
ⓘ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 S8 is 17.5 cm shorter, 2.3 cm wider and 4.1 cm lower than the Mercedes S 500 BlueEFFICIENCY long.
Audi S8
Mercedes S 500 BlueEFFICIENCY long
1444
1894
2028
1485
1871
2120
1894 mm
Width
1871 mm
2028 mm
Width Incl. Mirrors
2120 mm
1444 mm
Height
1485 mm
2944
5051
3165
5226
5051 mm
Length
5226 mm
2944 mm
Wheelbase
3165 mm
Vehicle Weight
Audi S8
Mercedes S 500 BlueEFFICIENCY long
2015 kg
Kerb Weight
2140 kg
2540 kg
Gross Vehicle
Weight
Weight
2715 kg

Weight Difference:
125 kg
5.84 %

General
Audi S8
Mercedes S 500 BlueEFFICIENCY long
D3 (4E)
Generation
W221
Saloon
Car Body Style
Saloon
Super Unleaded (98 RON)
Fuel Type
Unleaded (95 RON)

Permanent all-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi S8
Mercedes S 500 BlueEFFICIENCY long
V10 petrol engine (naturally aspirated engine)
Engine Type
V8 petrol engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz M 278
BSM
Engine Code
M 278.932

4
Valves
4
10
Cylinders
8
5204 CC
Engine Capacity
4663 CC
444 bhp
at 7000 rpm
Power
429 bhp
at 5250 rpm
Audi S8
444 bhp
429 bhp
Mercedes S 500 BlueEFFICIENCY long
540 NM
at 3500 rpm
Max. Torque
700 NM
at 1800 rpm
Audi S8
540 NM
700 NM
Mercedes S 500 BlueEFFICIENCY long
Performance
Audi S8
Mercedes S 500 BlueEFFICIENCY long
155 mph
Maximum Speed
155 mph
5.1 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
71 m
0.000 sec

Audi S8
62 mph
62
mph
mph
69 m
0.000 sec

Mercedes S 500 BlueEFFICIENCY long
▶ REPLAY
4.54 kg/bhp
Weight-to-Power Ratio
4.99 kg/bhp
Audi S8
4.54 kg/bhp
4.99 kg/bhp
Mercedes S 500 BlueEFFICIENCY long
Fuel Economy / Emissions
Audi S8
Mercedes S 500 BlueEFFICIENCY long
Fuel Economy
21 mpg
combined
29 mpg
Audi S8
21 mpg
29 mpg
Mercedes S 500 BlueEFFICIENCY long
14 mpg
city
20 mpg
No data
motorway
37 mpg
90 L
Fuel Tank Capacity
83 L
418 mi
Range
521 mi
Audi S8
418 mi
521 mi
Mercedes S 500 BlueEFFICIENCY long
Environmental Impact
253.8 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).
187.5 kWh
Audi S8
253.8 kWh
187.5 kWh
Mercedes S 500 BlueEFFICIENCY long
Euro 4 III
Emission Standard
Euro 5
319 g/km (NEFZ)
CO2 Emissions
230 g/km (NEFZ)
Practical Convenience
Audi S8
Mercedes S 500 BlueEFFICIENCY long
4
Doors
4
5
No. of Seats
5
525 kg
Maximum Payload
575 kg
500 L
Boot Capacity
560 L










No data
Boot Capacity (Seats Down)
No data