The Comparative Analysis :
Mercedes S 400 4MATIC 7G-TRONIC PLUS (15 - 17) vs. Mercedes S 420 CDI long 7G-TRONIC (06 - 09)
€ 90,800
€ 98,900
€ 90,800
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. The S 400 is 3.7 inches shorter, 1.1 inches wider and 0.9 inches taller than the S 420 CDI long.
S 400
S 420 CDI long
58.9
74.8
83.9
58
73.7
83.5
74.8 in
Width
73.7 in
83.9 in
Width Incl. Mirrors
83.5 in
58.9 in
Height
58 in
119.5
201.4
124.6
205.1
201.4 in
Length
205.1 in
119.5 in
Wheelbase
124.6 in
Vehicle Weight
S 400
S 420 CDI long
4398 lb
Curb Weight
4718 lb
5820 lb
Gross Vehicle
Weight
Weight
5864 lb
Weight Difference:
320 lb
6.78 %
General
S 400
S 420 CDI long
W222/X222
Generation
W221
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
S 400
S 420 CDI long
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V8 diesel engine with turbocharger
Mercedes-Benz M 276
Engine Series
Mercedes-Benz OM 629
M 276.824
Engine Code
OM 629.911
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
328 hp
at 5250 rpm
Power
316 hp
at 3600 rpm
S 400
328 hp
316 hp
S 420 CDI long
354 lb‑ft
at 1600 rpm
Max. Torque
538 lb‑ft
at 2200 rpm
S 400
354 lb‑ft
538 lb‑ft
S 420 CDI long
Performance
S 400
S 420 CDI long
155 mph
Maximum Speed
155 mph
6.1 sec
Acceleration 0 to 62 mph
6 sec
62 mph
62
mph
mph
279 ft
0.000 sec
S 400
62 mph
62
mph
mph
272 ft
0.000 sec
S 420 CDI long
▶ REPLAY
13.41 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
S 400
13.41 lb/hp
14.93 lb/hp
S 420 CDI long
Fuel Economy / Emissions
S 400
S 420 CDI long
Fuel Economy
28 mpg
combined
25 mpg
S 400
28 mpg
25 mpg
S 420 CDI long
21 mpg
city
18 mpg
35 mpg
highway
33 mpg
18.5 gal
Fuel Tank Capacity
23.8 gal
518 mi
Range
595 mi
S 400
518 mi
595 mi
S 420 CDI long
Environmental Impact
159.2 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
S 400
159.2 kWh
193.4 kWh
S 420 CDI long
Euro 6b (NEFZ)
Emission Standard
Euro 4 III
315 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)
Practical Convenience
S 400
S 420 CDI long
4
Doors
4
5
No. of Seats
5
1422 lb
Maximum Payload
1146 lb
15 cu ft
Trunk Volume
15.9 cu ft
No data
Cargo Volume (Seats Down)
No data
