The Comparative Analysis :
Mercedes S 250 CDI BlueEFFICIENCY 7G-TRONIC PLUS (11 - 13) vs. Audi A8 3.0 TDI quattro tiptronic (13 - 15)
€ 71,900

€ 77,600

€ 71,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 77,600
ⓘ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 250 CDI BlueEFFICIENCY is 1.5 inches shorter, 3.1 inches narrower and an inch taller than the Audi A8 3.0 TDI.
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 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
119.5
200.6
117.8
202.2
200.6 in
Length
202.2 in
119.5 in
Wheelbase
117.8 in
Vehicle Weight
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
4343 lb
Curb Weight
4310 lb
5622 lb
Gross Vehicle
Weight
Weight
5666 lb

Weight Difference:
33 lb
0.76 %

General
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
W221
Generation
D4 (4H)
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

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

7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
V6 diesel engine with turbocharger
Mercedes-Benz OM 651
Engine Series
OM 651.961
Engine Code
CTBA

4
Valves
4
4
Cylinders
6
2.1 L / 103 cu in
Displacement
3 L / 147 cu in
201 hp
at 4200 rpm
Power
254 hp
at 4000 rpm
Mercedes S 250 CDI BlueEFFICIENCY
201 hp
254 hp
Audi A8 3.0 TDI
369 lb‑ft
at 1600 rpm
Max. Torque
428 lb‑ft
at 1750 rpm
Mercedes S 250 CDI BlueEFFICIENCY
369 lb‑ft
428 lb‑ft
Audi A8 3.0 TDI
Performance
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
149 mph
Maximum Speed
155 mph
8.2 sec
Acceleration 0 to 62 mph
5.9 sec
62 mph
62
mph
mph
374 ft
0.000 sec

Mercedes S 250 CDI BlueEFFICIENCY
62 mph
62
mph
mph
269 ft
0.000 sec

Audi A8 3.0 TDI
▶ REPLAY
21.61 lb/hp
Weight-to-Power Ratio
16.97 lb/hp
Mercedes S 250 CDI BlueEFFICIENCY
21.61 lb/hp
16.97 lb/hp
Audi A8 3.0 TDI
Fuel Economy / Emissions
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
Fuel Economy
41 mpg
combined
40 mpg
Mercedes S 250 CDI BlueEFFICIENCY
41 mpg
40 mpg
Audi A8 3.0 TDI
34 mpg
city
32 mpg
47 mpg
highway
No data
21.9 gal
Fuel Tank Capacity
21.7 gal
905 mi
Range
864 mi
Mercedes S 250 CDI BlueEFFICIENCY
905 mi
864 mi
Audi A8 3.0 TDI
Environmental Impact
117.3 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).
121.3 kWh
Mercedes S 250 CDI BlueEFFICIENCY
117.3 kWh
121.3 kWh
Audi A8 3.0 TDI
Euro 5
Emission Standard
Euro 6b (NEFZ)
240 g/mi (NEFZ)
CO2 Emissions
249 g/mi (NEFZ)
Practical Convenience
Mercedes S 250 CDI BlueEFFICIENCY
Audi A8 3.0 TDI
4
Doors
4
5
No. of Seats
5
1279 lb
Maximum Payload
1356 lb
15.9 cu ft
Trunk Volume
13.9 cu ft












No data
Cargo Volume (Seats Down)
No data