The Comparative Analysis :

Mercedes S 350 CDI BlueEFFICIENCY long 4MATIC 7G-TRONIC (09 - 10) vs. Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

€ 85,900
Mercedes S 350 CDI BlueEFFICIENCY long 4MATIC 7G-TRONIC (09 - 10) S 350 CDI BlueEFFICIENCY long
€ 98,900
 Mercedes S 420 CDI long 7G-TRONIC (06 - 09) S 420 CDI long
€ 85,900
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

Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width, but the S 350 CDI BlueEFFICIENCY long is 1.6 cm longer and 1.2 cm taller.
S 350 CDI BlueEFFICIENCY long
S 420 CDI long
1485
Blueprint Mercedes S 350 CDI BlueEFFICIENCY long 4MATIC 7G-TRONIC (09 - 10)
1871
2120
1473
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
1871
2120
1871 mm
Width
1871 mm
2120 mm
Width Incl. Mirrors
2120 mm
1485 mm
Height
1473 mm
Blueprint Mercedes S 350 CDI BlueEFFICIENCY long 4MATIC 7G-TRONIC (09 - 10)
3165
5226
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
3165
5210
5226 mm
Length
5210 mm
3165 mm
Wheelbase
3165 mm

Vehicle Weight

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
2070 kg
Kerb Weight
2140 kg
2655 kg
Gross Vehicle
Weight
2660 kg
Mercedes S 350 CDI BlueEFFICIENCY long 4MATIC 7G-TRONIC (09 - 10)
Weight Difference:
70 kg
3.27 %
Mercedes S 420 CDI long 7G-TRONIC (06 - 09)

General

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
W221
Generation
W221
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Diesel
Permanent all-wheel drive
Drive
Rear-wheel drive
7-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
V6 diesel engine with tur­bo­charger
Engine Type
V8 diesel engine with tur­bo­charger
Mercedes-Benz OM 642
Engine Series
Mercedes-Benz OM 629
OM 642.932
Engine Code
OM 629.911
4
Valves
4
6
Cylinders
8
2987 CC
Engine Capacity
3996 CC
232 bhp
at 3600 rpm
Power
316 bhp
at 3600 rpm
S 350 CDI BlueEFFICIENCY long
232 bhp
316 bhp
S 420 CDI long
540 NM
at 1600 rpm
Max. Torque
730 NM
at 2200 rpm
S 350 CDI BlueEFFICIENCY long
540 NM
730 NM
S 420 CDI long

Performance

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
152 mph
Maximum Speed
155 mph
7.8 sec
Acceleration 0 to 62 mph
6 sec
62 mph 62
mph

108 m
0.000 sec

S 350 CDI BlueEFFICIENCY long

62 mph 62
mph

83 m
0.000 sec

S 420 CDI long

▶ REPLAY
8.92 kg/bhp
Weight-to-Power Ratio
6.77 kg/bhp
S 350 CDI BlueEFFICIENCY long
8.92 kg/bhp
6.77 kg/bhp
S 420 CDI long

Fuel Economy / Emissions

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
Fuel Economy
36 mpg
combined
30 mpg
S 350 CDI BlueEFFICIENCY long
36 mpg
30 mpg
S 420 CDI long
26 mpg
city
22 mpg
46 mpg
motorway
39 mpg
Kraftstoffanzeige
90 L
Fuel Tank Capacity
90 L
Kraftstoffanzeige
717 mi
Range
595 mi
S 350 CDI BlueEFFICIENCY long
717 mi
595 mi
S 420 CDI long
Environmental Impact
160.5 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).
193.4 kWh
S 350 CDI BlueEFFICIENCY long
160.5 kWh
193.4 kWh
S 420 CDI long
Euro 4 III
Emission Standard
Euro 4 III
207 g/km (NEFZ)
CO2 Emissions
247 g/km (NEFZ)

Practical Convenience

S 350 CDI BlueEFFICIENCY long
S 420 CDI long
4
Doors
4
5
No. of Seats
5
585 kg
Maximum Payload
520 kg
560 L
Boot Capacity
560 L
No data
Boot Capacity (Seats Down)
No data