The Comparative Analysis :
Mercedes S 400 d 4MATIC 9G-TRONIC (17 - ..) vs. Mercedes S 500 BlueEFFICIENCY long 4MATIC 7G-TRONIC PLUS (11 - 13)
€ 94,200

€ 109,700

€ 94,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 109,700
ⓘ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 d is 4 inches shorter, 1.1 inches wider and 0.4 inches taller than the S 500 BlueEFFICIENCY long.
S 400 d
S 500 BlueEFFICIENCY long
58.9
74.8
83.9
58.5
73.7
83.5
74.8 in
Width
73.7 in
83.9 in
Width Incl. Mirrors
83.5 in
58.9 in
Height
58.5 in
119.5
201.8
124.6
205.7
201.8 in
Length
205.7 in
119.5 in
Wheelbase
124.6 in
Vehicle Weight
S 400 d
S 500 BlueEFFICIENCY long
4542 lb
Curb Weight
4718 lb
6085 lb
Gross Vehicle
Weight
Weight
5986 lb

Weight Difference:
176 lb
3.73 %

General
S 400 d
S 500 BlueEFFICIENCY long
W222/X222
Generation
W221
Sedan
Car Body Style
Sedan
Diesel
Fuel Type
Mid-Grade Unleaded

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

9-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
S 400 d
S 500 BlueEFFICIENCY long
Straight-six diesel engine with turbocharger
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Mercedes-Benz OM 656
Engine Series
Mercedes-Benz M 278
OM 656.929
Engine Code
M 278.932


4
Valves
4
6
Cylinders
8
2.9 L / 142 cu in
Displacement
4.7 L / 230 cu in
335 hp
at 3600 rpm
Power
429 hp
at 5250 rpm
S 400 d
335 hp
429 hp
S 500 BlueEFFICIENCY long
516 lb‑ft
at 1200 rpm
Max. Torque
516 lb‑ft
at 1800 rpm
S 400 d
516 lb‑ft
516 lb‑ft
S 500 BlueEFFICIENCY long
Performance
S 400 d
S 500 BlueEFFICIENCY long
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
236 ft
0.000 sec

S 400 d
62 mph
62
mph
mph
226 ft
0.000 sec

S 500 BlueEFFICIENCY long
▶ REPLAY
13.56 lb/hp
Weight-to-Power Ratio
11 lb/hp
S 400 d
13.56 lb/hp
11 lb/hp
S 500 BlueEFFICIENCY long
Fuel Economy / Emissions
S 400 d
S 500 BlueEFFICIENCY long
Fuel Economy
42 mpg
combined
24 mpg
S 400 d
42 mpg
24 mpg
S 500 BlueEFFICIENCY long
35 mpg
city
17 mpg
49 mpg
highway
31 mpg
18.5 gal
Fuel Tank Capacity
21.9 gal
777 mi
Range
521 mi
S 400 d
777 mi
521 mi
S 500 BlueEFFICIENCY long
Environmental Impact
115.2 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).
187.5 kWh
S 400 d
115.2 kWh
187.5 kWh
S 500 BlueEFFICIENCY long
Euro 6
Emission Standard
Euro 5
237 g/mi (NEFZ)
CO2 Emissions
370 g/mi (NEFZ)
Practical Convenience
S 400 d
S 500 BlueEFFICIENCY long
4
Doors
4
5
No. of Seats
5
1543 lb
Maximum Payload
1268 lb
14.4 cu ft
Trunk Volume
15.9 cu ft










No data
Cargo Volume (Seats Down)
No data