The Comparative Analysis :
Mercedes S 65 AMG long SPEEDSHIFT Automatic (09 - 10) vs. Audi A8 4.2 TDI quattro tiptronic (10 - 13)
€ 222,800

€ 92,700

€ 222,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 92,700
ⓘ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 Mercedes S 65 AMG long is 4.2 inches longer, 3.1 inches narrower and an inch taller than the Audi A8 4.2 TDI.
Mercedes S 65 AMG long
Audi A8 4.2 TDI
58.5
73.7
83.5
57.5
76.7
83.1
73.7 in
Width
76.7 in
83.5 in
Width Incl. Mirrors
83.1 in
58.5 in
Height
57.5 in
124.6
206.4
117.8
202.2
206.4 in
Length
202.2 in
124.6 in
Wheelbase
117.8 in
Vehicle Weight
Mercedes S 65 AMG long
Audi A8 4.2 TDI
5004 lb
Curb Weight
4564 lb
5964 lb
Gross Vehicle
Weight
Weight
5864 lb

Weight Difference:
441 lb
8.81 %

General
Mercedes S 65 AMG long
Audi A8 4.2 TDI
W221
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

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

5-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 65 AMG long
Audi A8 4.2 TDI
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with two turbochargers (biturbo)
Mercedes-Benz M 275
Engine Series
M 275.982
Engine Code
CDSB

3
Valves
4
12
Cylinders
8
6 L / 294 cu in
Displacement
4.1 L / 201 cu in
604 hp
at 4800 rpm
Power
346 hp
at 4000 rpm
Mercedes S 65 AMG long
604 hp
346 hp
Audi A8 4.2 TDI
738 lb‑ft
at 2000 rpm
Max. Torque
590 lb‑ft
at 1750 rpm
Mercedes S 65 AMG long
738 lb‑ft
590 lb‑ft
Audi A8 4.2 TDI
Performance
Mercedes S 65 AMG long
Audi A8 4.2 TDI
155 mph
Maximum Speed
155 mph
4.4 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
200 ft
0.000 sec

Mercedes S 65 AMG long
62 mph
62
mph
mph
249 ft
0.000 sec

Audi A8 4.2 TDI
▶ REPLAY
8.28 lb/hp
Weight-to-Power Ratio
13.19 lb/hp
Mercedes S 65 AMG long
8.28 lb/hp
13.19 lb/hp
Audi A8 4.2 TDI
Fuel Economy / Emissions
Mercedes S 65 AMG long
Audi A8 4.2 TDI
Fuel Economy
16 mpg
combined
32 mpg
Mercedes S 65 AMG long
16 mpg
32 mpg
Audi A8 4.2 TDI
11 mpg
city
25 mpg
23 mpg
highway
No data
23.8 gal
Fuel Tank Capacity
23.8 gal
386 mi
Range
756 mi
Mercedes S 65 AMG long
386 mi
756 mi
Audi A8 4.2 TDI
Environmental Impact
274.7 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).
152.2 kWh
Mercedes S 65 AMG long
274.7 kWh
152.2 kWh
Audi A8 4.2 TDI
Euro 4 III
Emission Standard
Euro 5
557 g/mi (NEFZ)
CO2 Emissions
314 g/mi (NEFZ)
Practical Convenience
Mercedes S 65 AMG long
Audi A8 4.2 TDI
4
Doors
4
5
No. of Seats
5
959 lb
Maximum Payload
1301 lb
15.9 cu ft
Trunk Volume
14.4 cu ft










No data
Cargo Volume (Seats Down)
No data