The Comparative Analysis :
BMW 740d xDrive Automatic (10 - 12) vs. Mercedes S 320 CDI BlueEFFICIENCY 7G-TRONIC (08 - 09)
€ 84,800

€ 72,400

€ 84,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 72,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. The BMW 740d is just 0.3 inches shorter, 1.2 inches wider and 0.2 inches taller than the Mercedes S 320 CDI BlueEFFICIENCY.
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
58.2
74.9
84
58
73.7
83.5
74.9 in
Width
73.7 in
84 in
Width Incl. Mirrors
83.5 in
58.2 in
Height
58 in
120.9
199.7
119.5
200
199.7 in
Length
200 in
120.9 in
Wheelbase
119.5 in
Vehicle Weight
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
4464 lb
Curb Weight
4310 lb
5688 lb
Gross Vehicle
Weight
Weight
5622 lb

Weight Difference:
154 lb
3.45 %

General
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
F01
Generation
W221
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
V6 diesel engine with turbocharger
BMW N57
Engine Series
Mercedes-Benz OM 642
N57-D30
Engine Code
OM 642.930


4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
302 hp
at 4400 rpm
Power
232 hp
at 3600 rpm
BMW 740d
302 hp
232 hp
Mercedes S 320 CDI BlueEFFICIENCY
443 lb‑ft
at 1500 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
BMW 740d
443 lb‑ft
398 lb‑ft
Mercedes S 320 CDI BlueEFFICIENCY
Performance
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
155 mph
Maximum Speed
155 mph
6 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph
62
mph
mph
272 ft
0.000 sec

BMW 740d
62 mph
62
mph
mph
354 ft
0.000 sec

Mercedes S 320 CDI BlueEFFICIENCY
▶ REPLAY
14.78 lb/hp
Weight-to-Power Ratio
18.58 lb/hp
BMW 740d
14.78 lb/hp
18.58 lb/hp
Mercedes S 320 CDI BlueEFFICIENCY
Fuel Economy / Emissions
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
Fuel Economy
34 mpg
combined
31 mpg
BMW 740d
34 mpg
31 mpg
Mercedes S 320 CDI BlueEFFICIENCY
27 mpg
city
23 mpg
No data
highway
40 mpg
21.1 gal
Fuel Tank Capacity
23.8 gal
710 mi
Range
736 mi
BMW 740d
710 mi
736 mi
Mercedes S 320 CDI BlueEFFICIENCY
Environmental Impact
144 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).
156.4 kWh
BMW 740d
144 kWh
156.4 kWh
Mercedes S 320 CDI BlueEFFICIENCY
Euro 5
Emission Standard
Euro 4 III
295 g/mi (NEFZ)
CO2 Emissions
320 g/mi (NEFZ)
Practical Convenience
BMW 740d
Mercedes S 320 CDI BlueEFFICIENCY
4
Doors
4
5
No. of Seats
5
1224 lb
Maximum Payload
1312 lb
14.2 cu ft
Trunk Volume
15.9 cu ft










No data
Cargo Volume (Seats Down)
No data