The Comparative Analysis :
Mercedes S 450 CDI long 7G-TRONIC (09 - 10) vs. Audi A8 2.0 TFSI hybrid quattro tiptronic (12 - 15)
€ 101,000

€ 78,100

€ 101,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 78,100
ⓘ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 Mercedes S 450 CDI long is 3.5 inches longer, 3.1 inches narrower and an inch taller than the Audi A8 2.0 TFSI hybrid.
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
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
205.7
117.8
202.2
205.7 in
Length
202.2 in
124.6 in
Wheelbase
117.8 in
Vehicle Weight
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
4740 lb
Curb Weight
4288 lb
5952 lb
Gross Vehicle
Weight
Weight
5556 lb

Weight Difference:
452 lb
9.54 %

General
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
W221
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

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

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
V8 diesel engine with turbocharger
Engine Type
4-cylinder full hybrid gasoline engine with turbocharger
Mercedes-Benz OM 629
Engine Series
OM 629.911
Engine Code
CHJA

4
Valves
4
8
Cylinders
4
4 L / 196 cu in
Displacement
2 L / 98 cu in
316 hp
at 3600 rpm
Power
242 hp
at 4300 rpm
Mercedes S 450 CDI long
316 hp
242 hp
Audi A8 2.0 TFSI hybrid
538 lb‑ft
at 2200 rpm
Max. Torque
354 lb‑ft
at 0 rpm
Mercedes S 450 CDI long
538 lb‑ft
354 lb‑ft
Audi A8 2.0 TFSI hybrid
Performance
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
155 mph
Maximum Speed
146 mph
6.6 sec
Acceleration 0 to 62 mph
7.7 sec
62 mph
62
mph
mph
302 ft
0.000 sec

Mercedes S 450 CDI long
62 mph
62
mph
mph
351 ft
0.000 sec

Audi A8 2.0 TFSI hybrid
▶ REPLAY
15 lb/hp
Weight-to-Power Ratio
17.72 lb/hp
Mercedes S 450 CDI long
15 lb/hp
17.72 lb/hp
Audi A8 2.0 TFSI hybrid
Fuel Economy / Emissions
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
Fuel Economy
26 mpg
combined
37 mpg
Mercedes S 450 CDI long
26 mpg
37 mpg
Audi A8 2.0 TFSI hybrid
18 mpg
city
37 mpg
34 mpg
highway
No data
23.8 gal
Fuel Tank Capacity
19.8 gal
615 mi
Range
739 mi
Mercedes S 450 CDI long
615 mi
739 mi
Audi A8 2.0 TFSI hybrid
Environmental Impact
187.2 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).
119.4 kWh
Mercedes S 450 CDI long
187.2 kWh
119.4 kWh
Audi A8 2.0 TFSI hybrid
Euro 4 III
Emission Standard
Euro 5
386 g/mi (NEFZ)
CO2 Emissions
237 g/mi (NEFZ)
Practical Convenience
Mercedes S 450 CDI long
Audi A8 2.0 TFSI hybrid
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1268 lb
15.9 cu ft
Trunk Volume
9.5 cu ft










No data
Cargo Volume (Seats Down)
No data