The Comparative Analysis :
BMW 740i Automatic (08 - 12) vs. Mercedes S 320 CDI DPF long 7G-TRONIC (05 - 08)
€ 80,400

€ 78,700

€ 80,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 78,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 740i is 5.4 inches shorter, 1.2 inches wider and 0.2 inches taller than the Mercedes S 320 CDI DPF long.
BMW 740i
Mercedes S 320 CDI DPF long
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
124.6
205.1
199.7 in
Length
205.1 in
120.9 in
Wheelbase
124.6 in
Vehicle Weight
BMW 740i
Mercedes S 320 CDI DPF long
4266 lb
Curb Weight
4409 lb
5523 lb
Gross Vehicle
Weight
Weight
5688 lb

Weight Difference:
143 lb
3.24 %

General
BMW 740i
Mercedes S 320 CDI DPF long
F01
Generation
W221
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 740i
Mercedes S 320 CDI DPF long
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
V6 diesel engine with turbocharger
BMW N54
Engine Series
Mercedes-Benz OM 642
N54-B30
Engine Code
OM 642.930


4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
322 hp
at 5800 rpm
Power
232 hp
at 3800 rpm
BMW 740i
322 hp
232 hp
Mercedes S 320 CDI DPF long
332 lb‑ft
at 1500 rpm
Max. Torque
398 lb‑ft
at 1600 rpm
BMW 740i
332 lb‑ft
398 lb‑ft
Mercedes S 320 CDI DPF long
Performance
BMW 740i
Mercedes S 320 CDI DPF long
155 mph
Maximum Speed
155 mph
5.9 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph
62
mph
mph
269 ft
0.000 sec

BMW 740i
62 mph
62
mph
mph
341 ft
0.000 sec

Mercedes S 320 CDI DPF long
▶ REPLAY
13.25 lb/hp
Weight-to-Power Ratio
19 lb/hp
BMW 740i
13.25 lb/hp
19 lb/hp
Mercedes S 320 CDI DPF long
Fuel Economy / Emissions
BMW 740i
Mercedes S 320 CDI DPF long
Fuel Economy
24 mpg
combined
28 mpg
BMW 740i
24 mpg
28 mpg
Mercedes S 320 CDI DPF long
17 mpg
city
20 mpg
No data
highway
36 mpg
21.7 gal
Fuel Tank Capacity
23.8 gal
514 mi
Range
665 mi
BMW 740i
514 mi
665 mi
Mercedes S 320 CDI DPF long
Environmental Impact
187.5 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).
172.8 kWh
BMW 740i
187.5 kWh
172.8 kWh
Mercedes S 320 CDI DPF long
Euro 5
Emission Standard
Euro 4 III
373 g/mi (NEFZ)
CO2 Emissions
359 g/mi (NEFZ)
Practical Convenience
BMW 740i
Mercedes S 320 CDI DPF long
4
Doors
4
5
No. of Seats
5
1257 lb
Maximum Payload
1279 lb
14.2 cu ft
Trunk Volume
15.9 cu ft










No data
Cargo Volume (Seats Down)
No data