The Comparative Analysis :
Mercedes E 500 BlueEFFICIENCY Coupé 7G-TRONIC (11 - 13) vs. Mercedes E 400 d Coupé 4MATIC 9G-TRONIC (18 - ..)
€ 70,100
€ 65,500
€ 70,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 65,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The E 500 BlueEFFICIENCY Coupé is considerably smaller in every dimension. It's 5 inches shorter, 2.9 inches narrower and 1.3 inches lower than the E 400 d Coupé.
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
55
70.3
79.8
56.3
73.2
80.9
70.3 in
Width
73.2 in
79.8 in
Width Incl. Mirrors
80.9 in
55 in
Height
56.3 in
108.7
185
113.1
190
185 in
Length
190 in
108.7 in
Wheelbase
113.1 in
Vehicle Weight
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
3957 lb
Curb Weight
4277 lb
4960 lb
Gross Vehicle
Weight
Weight
5379 lb
Weight Difference:
320 lb
7.48 %
General
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
C207
Generation
C238
Coupe
Car Body Style
Coupe
Mid-Grade Unleaded
Fuel Type
Diesel

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

7-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Mercedes-Benz M 278
Engine Series
Mercedes-Benz OM 656
M 278.922
Engine Code
OM 656.929


4
Valves
4
8
Cylinders
6
4.7 L / 230 cu in
Displacement
2.9 L / 142 cu in
402 hp
at 5000 rpm
Power
335 hp
at 3400 rpm
E 500 BlueEFFICIENCY Coupé
402 hp
335 hp
E 400 d Coupé
443 lb‑ft
at 1600 rpm
Max. Torque
516 lb‑ft
at 1200 rpm
E 500 BlueEFFICIENCY Coupé
443 lb‑ft
516 lb‑ft
E 400 d Coupé
Performance
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
155 mph
Maximum Speed
155 mph
5.1 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
233 ft
0.000 sec
E 500 BlueEFFICIENCY Coupé
62 mph
62
mph
mph
233 ft
0.000 sec
E 400 d Coupé
▶ REPLAY
9.84 lb/hp
Weight-to-Power Ratio
12.77 lb/hp
E 500 BlueEFFICIENCY Coupé
9.84 lb/hp
12.77 lb/hp
E 400 d Coupé
Fuel Economy / Emissions
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
Fuel Economy
26 mpg
combined
40 mpg
E 500 BlueEFFICIENCY Coupé
26 mpg
40 mpg
E 400 d Coupé
19 mpg
city
34 mpg
35 mpg
highway
44 mpg
17.4 gal
Fuel Tank Capacity
13.2 gal
461 mi
Range
526 mi
E 500 BlueEFFICIENCY Coupé
461 mi
526 mi
E 400 d Coupé
Environmental Impact
168.7 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).
121.3 kWh
E 500 BlueEFFICIENCY Coupé
168.7 kWh
121.3 kWh
E 400 d Coupé
Euro 5
Emission Standard
Euro 6d-TEMP
336 g/mi (NEFZ)
CO2 Emissions
286 g/mi (WLTP)
Practical Convenience
E 500 BlueEFFICIENCY Coupé
E 400 d Coupé
3
Doors
3
4
No. of Seats
4
1003 lb
Maximum Payload
1102 lb
12.7 cu ft
Trunk Volume
12 cu ft









No data
Cargo Volume (Seats Down)
No data













