The Comparative Analysis :
Mercedes S 420 CDI 7G-TRONIC (06 - 09) vs. BMW ActiveHybrid 7 (10 - 12)
€ 91,100
€ 105,900
€ 91,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 105,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The Mercedes S 420 CDI is 0.3 inches longer, 1.2 inches narrower and 0.5 inches lower than the BMW ActiveHybrid 7.
Mercedes S 420 CDI
BMW ActiveHybrid 7
58
73.7
83.5
58.5
74.9
84
73.7 in
Width
74.9 in
83.5 in
Width Incl. Mirrors
84 in
58 in
Height
58.5 in
119.5
200
120.9
199.7
200 in
Length
199.7 in
119.5 in
Wheelbase
120.9 in
Vehicle Weight
Mercedes S 420 CDI
BMW ActiveHybrid 7
4608 lb
Curb Weight
4674 lb
5820 lb
Gross Vehicle
Weight
Weight
5809 lb
Weight Difference:
66 lb
1.41 %
General
Mercedes S 420 CDI
BMW ActiveHybrid 7
W221
Generation
F01
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Mercedes S 420 CDI
BMW ActiveHybrid 7
V8 diesel engine with turbocharger
Engine Type
8-cylinder mild hybrid gasoline engine with two turbochargers (biturbo)
Mercedes-Benz OM 629
Engine Series
BMW N63
OM 629.911
Engine Code
N63-B44
4
Valves
4
8
Cylinders
8
4 L / 196 cu in
Displacement
4.4 L / 215 cu in
316 hp
at 3600 rpm
Power
459 hp
at 5500 rpm
Mercedes S 420 CDI
316 hp
459 hp
BMW ActiveHybrid 7
538 lb‑ft
at 2200 rpm
Max. Torque
516 lb‑ft
at 2000 rpm
Mercedes S 420 CDI
538 lb‑ft
516 lb‑ft
BMW ActiveHybrid 7
Performance
Mercedes S 420 CDI
BMW ActiveHybrid 7
155 mph
Maximum Speed
155 mph
6 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
272 ft
0.000 sec
Mercedes S 420 CDI
62 mph
62
mph
mph
223 ft
0.000 sec
BMW ActiveHybrid 7
▶ REPLAY
14.58 lb/hp
Weight-to-Power Ratio
10.18 lb/hp
Mercedes S 420 CDI
14.58 lb/hp
10.18 lb/hp
BMW ActiveHybrid 7
Fuel Economy / Emissions
Mercedes S 420 CDI
BMW ActiveHybrid 7
Fuel Economy
25 mpg
combined
25 mpg
Mercedes S 420 CDI
25 mpg
25 mpg
BMW ActiveHybrid 7
18 mpg
city
19 mpg
33 mpg
highway
No data
23.8 gal
Fuel Tank Capacity
21.1 gal
595 mi
Range
529 mi
Mercedes S 420 CDI
595 mi
529 mi
BMW ActiveHybrid 7
Environmental Impact
193.4 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).
178.2 kWh
Mercedes S 420 CDI
193.4 kWh
178.2 kWh
BMW ActiveHybrid 7
Euro 4 III
Emission Standard
Euro 5
398 g/mi (NEFZ)
CO2 Emissions
352 g/mi (NEFZ)
Practical Convenience
Mercedes S 420 CDI
BMW ActiveHybrid 7
4
Doors
4
5
No. of Seats
5
1213 lb
Maximum Payload
1135 lb
15.9 cu ft
Trunk Volume
13 cu ft
No data
Cargo Volume (Seats Down)
No data
