The Comparative Analysis :
Audi A8 4.2 TDI quattro tiptronic (13 - 17) vs. Mercedes S 63 AMG SPEEDSHIFT 7G-TRONIC (06 - 09)
€ 102,300

€ 134,200

€ 102,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 134,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Audi A8 4.2 TDI is 2.2 cm longer, 7.8 cm wider and 1.3 cm lower than the Mercedes S 63 AMG.
Audi A8 4.2 TDI
Mercedes S 63 AMG
1460
1949
2111
1473
1871
2120
1949 mm
Width
1871 mm
2111 mm
Width Incl. Mirrors
2120 mm
1460 mm
Height
1473 mm
2992
5135
3035
5113
5135 mm
Length
5113 mm
2992 mm
Wheelbase
3035 mm
Vehicle Weight
Audi A8 4.2 TDI
Mercedes S 63 AMG
2115 kg
Kerb Weight
2070 kg
2705 kg
Gross Vehicle
Weight
Weight
2595 kg

Weight Difference:
45 kg
2.13 %

General
Audi A8 4.2 TDI
Mercedes S 63 AMG
D4 (4H)
Generation
W221
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Audi A8 4.2 TDI
Mercedes S 63 AMG
V8 diesel engine with two turbochargers (biturbo)
Engine Type
V8 petrol engine (naturally aspirated engine)
Engine Series
Mercedes-Benz M 156
CTEC
Engine Code
M 156.984

4
Valves
4
8
Cylinders
8
4134 CC
Engine Capacity
6208 CC
380 bhp
at 3750 rpm
Power
518 bhp
at 6800 rpm
Audi A8 4.2 TDI
380 bhp
518 bhp
Mercedes S 63 AMG
850 NM
at 2000 rpm
Max. Torque
630 NM
at 5200 rpm
Audi A8 4.2 TDI
850 NM
630 NM
Mercedes S 63 AMG
Performance
Audi A8 4.2 TDI
Mercedes S 63 AMG
155 mph
Maximum Speed
155 mph
4.7 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
65 m
0.000 sec

Audi A8 4.2 TDI
62 mph
62
mph
mph
64 m
0.000 sec

Mercedes S 63 AMG
▶ REPLAY
5.57 kg/bhp
Weight-to-Power Ratio
4 kg/bhp
Audi A8 4.2 TDI
5.57 kg/bhp
4 kg/bhp
Mercedes S 63 AMG
Fuel Economy / Emissions
Audi A8 4.2 TDI
Mercedes S 63 AMG
Fuel Economy
39 mpg
combined
19 mpg
Audi A8 4.2 TDI
39 mpg
19 mpg
Mercedes S 63 AMG
30 mpg
city
12 mpg
No data
motorway
28 mpg
90 L
Fuel Tank Capacity
90 L
777 mi
Range
375 mi
Audi A8 4.2 TDI
777 mi
375 mi
Mercedes S 63 AMG
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).
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).
282.3 kWh
Audi A8 4.2 TDI
148.1 kWh
282.3 kWh
Mercedes S 63 AMG
Euro 6b (NEFZ)
Emission Standard
Euro 4 III
189 g/km (NEFZ)
CO2 Emissions
355 g/km (NEFZ)
Practical Convenience
Audi A8 4.2 TDI
Mercedes S 63 AMG
4
Doors
4
5
No. of Seats
5
590 kg
Maximum Payload
525 kg
490 L
Boot Capacity
560 L












No data
Boot Capacity (Seats Down)
No data