The Comparative Analysis :
BMW 760i Automatic (09 - 12) vs. Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
€ 137,300

€ 98,900

€ 137,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 98,900
ⓘ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. Both cars are the same height, but the BMW 760i is 5.4 inches shorter and 1.2 inches wider.
BMW 760i
Mercedes S 420 CDI long
58
74.9
84
58
73.7
83.5
74.9 in
Width
73.7 in
84 in
Width Incl. Mirrors
83.5 in
58 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 760i
Mercedes S 420 CDI long
4641 lb
Curb Weight
4718 lb
5941 lb
Gross Vehicle
Weight
Weight
5864 lb

Weight Difference:
77 lb
1.63 %

General
BMW 760i
Mercedes S 420 CDI long
F01
Generation
W221
Sedan
Car Body Style
Sedan
Premium Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
BMW 760i
Mercedes S 420 CDI long
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with turbocharger
BMW N74
Engine Series
Mercedes-Benz OM 629
N74-B60
Engine Code
OM 629.911

4
Valves
4
12
Cylinders
8
6 L / 294 cu in
Displacement
4 L / 196 cu in
537 hp
at 5250 rpm
Power
316 hp
at 3600 rpm
BMW 760i
537 hp
316 hp
Mercedes S 420 CDI long
553 lb‑ft
at 1500 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
BMW 760i
553 lb‑ft
538 lb‑ft
Mercedes S 420 CDI long
Performance
BMW 760i
Mercedes S 420 CDI long
155 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
6 sec
62 mph
62
mph
mph
210 ft
0.000 sec

BMW 760i
62 mph
62
mph
mph
272 ft
0.000 sec

Mercedes S 420 CDI long
▶ REPLAY
8.64 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
BMW 760i
8.64 lb/hp
14.93 lb/hp
Mercedes S 420 CDI long
Fuel Economy / Emissions
BMW 760i
Mercedes S 420 CDI long
Fuel Economy
18 mpg
combined
25 mpg
BMW 760i
18 mpg
25 mpg
Mercedes S 420 CDI long
13 mpg
city
18 mpg
No data
highway
33 mpg
21.7 gal
Fuel Tank Capacity
23.8 gal
395 mi
Range
595 mi
BMW 760i
395 mi
595 mi
Mercedes S 420 CDI long
Environmental Impact
244.5 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).
193.4 kWh
BMW 760i
244.5 kWh
193.4 kWh
Mercedes S 420 CDI long
Euro 5
Emission Standard
Euro 4 III
481 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)
Practical Convenience
BMW 760i
Mercedes S 420 CDI long
4
Doors
4
5
No. of Seats
5
1301 lb
Maximum Payload
1146 lb
14.2 cu ft
Trunk Volume
15.9 cu ft










No data
Cargo Volume (Seats Down)
No data