The Comparative Analysis :

BMW 840d Coupé xDrive Steptronic (18 - ..) vs. Mercedes S 400 Coupé 4MATIC 7G-TRONIC PLUS (15 - 17)

€ 100,000
BMW 840d Coupé xDrive Steptronic (18 - ..) BMW 840d Coupé
€ 100,600
 Mercedes S 400 Coupé 4MATIC 7G-TRONIC PLUS (15 - 17) Mercedes S 400 Coupé
€ 100,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 100,600

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

Vehicle Dimensions

The dimensions of these vehicles differ considerably. The BMW 840d Coupé is 18.4 cm shorter, 0.3 cm wider and 7 cm lower than the Mercedes S 400 Coupé.
BMW 840d Coupé
Mercedes S 400 Coupé
1341
Blueprint BMW 840d Coupé xDrive Steptronic (18 - ..)
1902
2137
1411
Blueprint Mercedes S 400 Coupé 4MATIC 7G-TRONIC PLUS (15 - 17)
1899
2108
1902 mm
Width
1899 mm
2137 mm
Width Incl. Mirrors
2108 mm
1341 mm
Height
1411 mm
Blueprint BMW 840d Coupé xDrive Steptronic (18 - ..)
2822
4843
Blueprint Mercedes S 400 Coupé 4MATIC 7G-TRONIC PLUS (15 - 17)
2945
5027
4843 mm
Length
5027 mm
2822 mm
Wheelbase
2945 mm

Vehicle Weight

BMW 840d Coupé
Mercedes S 400 Coupé
1905 kg
Kerb Weight
2035 kg
2370 kg
Gross Vehicle
Weight
2540 kg
BMW 840d Coupé xDrive Steptronic (18 - ..)
Weight Difference:
130 kg
6.39 %
Mercedes S 400 Coupé 4MATIC 7G-TRONIC PLUS (15 - 17)

General

BMW 840d Coupé
Mercedes S 400 Coupé
G15
Generation
C217
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
7-speed automatic transmission

Engine

BMW 840d Coupé
Mercedes S 400 Coupé
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
V6 petrol engine with two tur­bo­chargers (bi­turbo)
BMW B57
Engine Series
Mercedes-Benz M 276
B57-D30
Engine Code
M 276.824
4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
2996 CC
316 bhp
at 4400 rpm
Power
362 bhp
at 5500 rpm
BMW 840d Coupé
316 bhp
362 bhp
Mercedes S 400 Coupé
680 NM
at 1750 rpm
Max. Torque
500 NM
at 1800 rpm
BMW 840d Coupé
680 NM
500 NM
Mercedes S 400 Coupé

Performance

BMW 840d Coupé
Mercedes S 400 Coupé
155 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph 62
mph

68 m
0.000 sec

BMW 840d Coupé

62 mph 62
mph

78 m
0.000 sec

Mercedes S 400 Coupé

▶ REPLAY
6.03 kg/bhp
Weight-to-Power Ratio
5.62 kg/bhp
BMW 840d Coupé
6.03 kg/bhp
5.62 kg/bhp
Mercedes S 400 Coupé

Fuel Economy / Emissions

BMW 840d Coupé
Mercedes S 400 Coupé
Fuel Economy
46 mpg
combined
34 mpg
BMW 840d Coupé
46 mpg
34 mpg
Mercedes S 400 Coupé
38 mpg
city
25 mpg
No data
motorway
43 mpg
Kraftstoffanzeige
66 L
Fuel Tank Capacity
80 L
Kraftstoffanzeige
672 mi
Range
599 mi
BMW 840d Coupé
672 mi
599 mi
Mercedes S 400 Coupé
Environmental Impact
125.5 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).
157.2 kWh
BMW 840d Coupé
125.5 kWh
157.2 kWh
Mercedes S 400 Coupé
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6b (NEFZ)
183 g/km (WLTP)
CO2 Emissions
193 g/km (NEFZ)

Practical Convenience

BMW 840d Coupé
Mercedes S 400 Coupé
2
Doors
2
4
No. of Seats
4
465 kg
Maximum Payload
505 kg
420 L
Boot Capacity
400 L
No data
Boot Capacity (Seats Down)
No data