The Comparative Analysis :
Mercedes S 350 CDI BlueEFFICIENCY 7G-TRONIC (09 - 10) vs. Audi A8 L 55 TFSI quattro tiptronic (17 - ..)
€ 73,700

€ 98,700

€ 73,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 98,700
ⓘ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. Both cars are the same height, but the Mercedes S 350 CDI BlueEFFICIENCY is 8.1 inches shorter and 2.9 inches narrower.
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
58.5
73.7
83.5
58.5
76.6
83.9
73.7 in
Width
76.6 in
83.5 in
Width Incl. Mirrors
83.9 in
58.5 in
Height
58.5 in
119.5
200.6
123.1
208.7
200.6 in
Length
208.7 in
119.5 in
Wheelbase
123.1 in
Vehicle Weight
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
4310 lb
Curb Weight
4475 lb
5622 lb
Gross Vehicle
Weight
Weight
6074 lb

Weight Difference:
165 lb
3.69 %

General
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
W221
Generation
D5 (4N)
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 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
V6 diesel engine with turbocharger
Engine Type
6-cylinder mild hybrid gasoline engine with turbocharger
Mercedes-Benz OM 642
Engine Series
OM 642.930
Engine Code
CZSE

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
232 hp
at 3600 rpm
Power
335 hp
at 5000 rpm
Mercedes S 350 CDI BlueEFFICIENCY
232 hp
335 hp
Audi A8 L 55 TFSI
398 lb‑ft
at 1600 rpm
Max. Torque
369 lb‑ft
at 1370 rpm
Mercedes S 350 CDI BlueEFFICIENCY
398 lb‑ft
369 lb‑ft
Audi A8 L 55 TFSI
Performance
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
155 mph
Maximum Speed
155 mph
7.8 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph
62
mph
mph
354 ft
0.000 sec

Mercedes S 350 CDI BlueEFFICIENCY
62 mph
62
mph
mph
259 ft
0.000 sec

Audi A8 L 55 TFSI
▶ REPLAY
18.58 lb/hp
Weight-to-Power Ratio
13.36 lb/hp
Mercedes S 350 CDI BlueEFFICIENCY
18.58 lb/hp
13.36 lb/hp
Audi A8 L 55 TFSI
Fuel Economy / Emissions
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
Fuel Economy
31 mpg
combined
30 mpg
Mercedes S 350 CDI BlueEFFICIENCY
31 mpg
30 mpg
Audi A8 L 55 TFSI
23 mpg
city
22 mpg
40 mpg
highway
No data
23.8 gal
Fuel Tank Capacity
19 gal
736 mi
Range
574 mi
Mercedes S 350 CDI BlueEFFICIENCY
736 mi
574 mi
Audi A8 L 55 TFSI
Environmental Impact
156.4 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).
147.7 kWh
Mercedes S 350 CDI BlueEFFICIENCY
156.4 kWh
147.7 kWh
Audi A8 L 55 TFSI
Euro 4 III
Emission Standard
Euro 6d-TEMP (WLTP)
320 g/mi (NEFZ)
CO2 Emissions
348 g/mi (WLTP)
Practical Convenience
Mercedes S 350 CDI BlueEFFICIENCY
Audi A8 L 55 TFSI
4
Doors
4
5
No. of Seats
5
1312 lb
Maximum Payload
1598 lb
15.9 cu ft
Trunk Volume
14.3 cu ft










No data
Cargo Volume (Seats Down)
No data