The Comparative Analysis :
Mercedes S 350 BlueEFFICIENCY long 7G-TRONIC PLUS (11 - 13) vs. Mercedes S 400 long 4MATIC 7G-TRONIC PLUS (15 - 17)
€ 87,500

€ 96,700

€ 87,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The S 350 BlueEFFICIENCY long is a little smaller in every dimension. It's 0.8 inches shorter, 1.1 inches narrower and 0.4 inches lower than the S 400 long.
S 350 BlueEFFICIENCY long
S 400 long
58.5
73.7
83.5
58.9
74.8
83.9
73.7 in
Width
74.8 in
83.5 in
Width Incl. Mirrors
83.9 in
58.5 in
Height
58.9 in
124.6
205.7
124.6
206.5
205.7 in
Length
206.5 in
124.6 in
Wheelbase
124.6 in
Vehicle Weight
S 350 BlueEFFICIENCY long
S 400 long
4354 lb
Curb Weight
4564 lb
5633 lb
Gross Vehicle
Weight
Weight
6063 lb

Weight Difference:
209 lb
4.58 %

General
S 350 BlueEFFICIENCY long
S 400 long
W221
Generation
W222/X222
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

7-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
S 350 BlueEFFICIENCY long
S 400 long
V6 gasoline engine (naturally aspirated engine)
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz M 276
Engine Series
Mercedes-Benz M 276
M 276.950
Engine Code
M 276.824


4
Valves
4
6
Cylinders
6
3.5 L / 171 cu in
Displacement
3 L / 147 cu in
302 hp
at 6500 rpm
Power
328 hp
at 5250 rpm
S 350 BlueEFFICIENCY long
302 hp
328 hp
S 400 long
273 lb‑ft
at 3500 rpm
Max. Torque
354 lb‑ft
at 1600 rpm
S 350 BlueEFFICIENCY long
273 lb‑ft
354 lb‑ft
S 400 long
Performance
S 350 BlueEFFICIENCY long
S 400 long
155 mph
Maximum Speed
155 mph
6.9 sec
Acceleration 0 to 62 mph
6.1 sec
62 mph
62
mph
mph
315 ft
0.000 sec

S 350 BlueEFFICIENCY long
62 mph
62
mph
mph
279 ft
0.000 sec

S 400 long
▶ REPLAY
14.42 lb/hp
Weight-to-Power Ratio
13.91 lb/hp
S 350 BlueEFFICIENCY long
14.42 lb/hp
13.91 lb/hp
S 400 long
Fuel Economy / Emissions
S 350 BlueEFFICIENCY long
S 400 long
Fuel Economy
31 mpg
combined
28 mpg
S 350 BlueEFFICIENCY long
31 mpg
28 mpg
S 400 long
23 mpg
city
21 mpg
39 mpg
highway
35 mpg
21.9 gal
Fuel Tank Capacity
18.5 gal
670 mi
Range
518 mi
S 350 BlueEFFICIENCY long
670 mi
518 mi
S 400 long
Environmental Impact
145.8 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).
159.2 kWh
S 350 BlueEFFICIENCY long
145.8 kWh
159.2 kWh
S 400 long
Euro 5
Emission Standard
Euro 6b (NEFZ)
288 g/mi (NEFZ)
CO2 Emissions
315 g/mi (NEFZ)
Practical Convenience
S 350 BlueEFFICIENCY long
S 400 long
4
Doors
4
5
No. of Seats
5
1279 lb
Maximum Payload
1499 lb
15.9 cu ft
Trunk Volume
15 cu ft












No data
Cargo Volume (Seats Down)
No data