The Comparative Analysis :
Mercedes S 63 AMG SPEEDSHIFT MCT (13 - 17) vs. Audi A8 L 6.3 FSI W12 quattro tiptronic (10 - 13)
€ 152,500

€ 138,900

€ 152,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 138,900
ⓘ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 Mercedes S 63 AMG is 5.9 inches shorter, 1.3 inches narrower and 1.1 inches taller than the Audi A8 L 6.3 FSI W12.
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
59
75.4
83.9
57.9
76.7
83.1
75.4 in
Width
76.7 in
83.9 in
Width Incl. Mirrors
83.1 in
59 in
Height
57.9 in
119.5
201.4
122.9
207.4
201.4 in
Length
207.4 in
119.5 in
Wheelbase
122.9 in
Vehicle Weight
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
4508 lb
Curb Weight
4696 lb
5952 lb
Gross Vehicle
Weight
Weight
5853 lb

Weight Difference:
187 lb
3.98 %

General
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
W222/X222
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V12 gasoline engine (naturally aspirated engine)
Mercedes-Benz M 157
Engine Series
M 157.985
Engine Code
CEJA, CTNA

4
Valves
4
8
Cylinders
12
5.5 L / 269 cu in
Displacement
6.3 L / 308 cu in
577 hp
at 5500 rpm
Power
493 hp
at 6200 rpm
Mercedes S 63 AMG
577 hp
493 hp
Audi A8 L 6.3 FSI W12
664 lb‑ft
at 2250 rpm
Max. Torque
461 lb‑ft
at 4750 rpm
Mercedes S 63 AMG
664 lb‑ft
461 lb‑ft
Audi A8 L 6.3 FSI W12
Performance
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
155 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph
62
mph
mph
200 ft
0.000 sec

Mercedes S 63 AMG
62 mph
62
mph
mph
213 ft
0.000 sec

Audi A8 L 6.3 FSI W12
▶ REPLAY
7.81 lb/hp
Weight-to-Power Ratio
9.53 lb/hp
Mercedes S 63 AMG
7.81 lb/hp
9.53 lb/hp
Audi A8 L 6.3 FSI W12
Fuel Economy / Emissions
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
Fuel Economy
23 mpg
combined
20 mpg
Mercedes S 63 AMG
23 mpg
20 mpg
Audi A8 L 6.3 FSI W12
17 mpg
city
14 mpg
30 mpg
highway
No data
18.5 gal
Fuel Tank Capacity
23.8 gal
431 mi
Range
470 mi
Mercedes S 63 AMG
431 mi
470 mi
Audi A8 L 6.3 FSI W12
Environmental Impact
191.4 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).
225.5 kWh
Mercedes S 63 AMG
191.4 kWh
225.5 kWh
Audi A8 L 6.3 FSI W12
Euro 6b (NEFZ)
Emission Standard
Euro 5
381 g/mi (NEFZ)
CO2 Emissions
446 g/mi (NEFZ)
Practical Convenience
Mercedes S 63 AMG
Audi A8 L 6.3 FSI W12
4
Doors
4
5
No. of Seats
5
1444 lb
Maximum Payload
1157 lb
15 cu ft
Trunk Volume
14.4 cu ft










No data
Cargo Volume (Seats Down)
No data