The Comparative Analysis :

Mercedes S 420 CDI long 7G-TRONIC (06 - 09) vs. Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)

€ 98,900
Mercedes S 420 CDI long 7G-TRONIC (06 - 09) S 420 CDI long
€ 84,000
 Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09) S 320 CDI long
€ 98,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 84,000

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of the S 420 CDI long and the S 320 CDI long are absolutely identical. Both are 5210 mm long, 1871 mm wide and 1473 mm tall.
S 420 CDI long
S 320 CDI long
1473
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
1871
2120
1473
Blueprint Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)
1871
2120
1871 mm
Width
1871 mm
2120 mm
Width Incl. Mirrors
2120 mm
1473 mm
Height
1473 mm
Blueprint Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
3165
5210
Blueprint Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)
3165
5210
5210 mm
Length
5210 mm
3165 mm
Wheelbase
3165 mm

Vehicle Weight

S 420 CDI long
S 320 CDI long
2140 kg
Kerb Weight
2070 kg
2660 kg
Gross Vehicle
Weight
2655 kg
Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
Weight Difference:
70 kg
3.27 %
Mercedes S 320 CDI long 4MATIC 7G-TRONIC (06 - 09)

General

S 420 CDI long
S 320 CDI long
W221
Generation
W221
Saloon
Car Body Style
Saloon
Diesel
Fuel Type
Diesel
Rear-wheel drive
Drive
Permanent all-wheel drive
7-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

S 420 CDI long
S 320 CDI long
V8 diesel engine with tur­bo­charger
Engine Type
V6 diesel engine with tur­bo­charger
Mercedes-Benz OM 629
Engine Series
Mercedes-Benz OM 642
OM 629.911
Engine Code
OM 642.932
4
Valves
4
8
Cylinders
6
3996 CC
Engine Capacity
2987 CC
316 bhp
at 3600 rpm
Power
232 bhp
at 3800 rpm
S 420 CDI long
316 bhp
232 bhp
S 320 CDI long
730 NM
at 2200 rpm
Max. Torque
540 NM
at 1600 rpm
S 420 CDI long
730 NM
540 NM
S 320 CDI long

Performance

S 420 CDI long
S 320 CDI long
155 mph
Maximum Speed
152 mph
6 sec
Acceleration 0 to 62 mph
7.8 sec
62 mph 62
mph

83 m
0.000 sec

S 420 CDI long

62 mph 62
mph

108 m
0.000 sec

S 320 CDI long

▶ REPLAY
6.77 kg/bhp
Weight-to-Power Ratio
8.92 kg/bhp
S 420 CDI long
6.77 kg/bhp
8.92 kg/bhp
S 320 CDI long

Fuel Economy / Emissions

S 420 CDI long
S 320 CDI long
Fuel Economy
30 mpg
combined
34 mpg
S 420 CDI long
30 mpg
34 mpg
S 320 CDI long
22 mpg
city
24 mpg
39 mpg
motorway
43 mpg
Kraftstoffanzeige
90 L
Fuel Tank Capacity
90 L
Kraftstoffanzeige
595 mi
Range
665 mi
S 420 CDI long
595 mi
665 mi
S 320 CDI long
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).
172.8 kWh
S 420 CDI long
193.4 kWh
172.8 kWh
S 320 CDI long
Euro 4 III
Emission Standard
Euro 4 III
247 g/km (NEFZ)
CO2 Emissions
221 g/km (NEFZ)

Practical Convenience

S 420 CDI long
S 320 CDI long
4
Doors
4
5
No. of Seats
5
520 kg
Maximum Payload
585 kg
560 L
Boot Capacity
560 L
No data
Boot Capacity (Seats Down)
No data