The Comparative Analysis :
BMW 640d Gran Coupé xDrive Steptronic (15 - 18) vs. Mercedes S 450 Coupé 4MATIC 9G-TRONIC (18 - ..)
€ 92,600

€ 102,800

€ 92,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 102,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640d Gran Coupé is a little smaller in every dimension. It's an inch shorter, 0.2 inches narrower and 0.9 inches lower than the Mercedes S 450 Coupé.
BMW 640d Gran Coupé
Mercedes S 450 Coupé
54.8
74.6
81.9
55.7
74.8
83
74.6 in
Width
74.8 in
81.9 in
Width Incl. Mirrors
83 in
54.8 in
Height
55.7 in
116.9
197.1
115.9
198.1
197.1 in
Length
198.1 in
116.9 in
Wheelbase
115.9 in
Vehicle Weight
BMW 640d Gran Coupé
Mercedes S 450 Coupé
4288 lb
Curb Weight
4530 lb
5445 lb
Gross Vehicle
Weight
Weight
5633 lb

Weight Difference:
243 lb
5.36 %

General
BMW 640d Gran Coupé
Mercedes S 450 Coupé
F06
Generation
C217
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
9-speed automatic transmission
Engine
BMW 640d Gran Coupé
Mercedes S 450 Coupé
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
V6 gasoline engine with two turbochargers (biturbo)
BMW N57
Engine Series
Mercedes-Benz M 276
N57-D30
Engine Code
M 276.824


4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
309 hp
at 4400 rpm
Power
362 hp
at 5250 rpm
BMW 640d Gran Coupé
309 hp
362 hp
Mercedes S 450 Coupé
465 lb‑ft
at 1500 rpm
Max. Torque
369 lb‑ft
at 1800 rpm
BMW 640d Gran Coupé
465 lb‑ft
369 lb‑ft
Mercedes S 450 Coupé
Performance
BMW 640d Gran Coupé
Mercedes S 450 Coupé
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
236 ft
0.000 sec

BMW 640d Gran Coupé
62 mph
62
mph
mph
249 ft
0.000 sec

Mercedes S 450 Coupé
▶ REPLAY
13.88 lb/hp
Weight-to-Power Ratio
12.51 lb/hp
BMW 640d Gran Coupé
13.88 lb/hp
12.51 lb/hp
Mercedes S 450 Coupé
Fuel Economy / Emissions
BMW 640d Gran Coupé
Mercedes S 450 Coupé
Fuel Economy
41 mpg
combined
25 mpg
BMW 640d Gran Coupé
41 mpg
25 mpg
Mercedes S 450 Coupé
35 mpg
city
18 mpg
No data
highway
32 mpg
18.5 gal
Fuel Tank Capacity
21.1 gal
750 mi
Range
523 mi
BMW 640d Gran Coupé
750 mi
523 mi
Mercedes S 450 Coupé
Environmental Impact
119.3 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).
179.9 kWh
BMW 640d Gran Coupé
119.3 kWh
179.9 kWh
Mercedes S 450 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP
246 g/mi (NEFZ)
CO2 Emissions
372 g/mi (WLTP)
Practical Convenience
BMW 640d Gran Coupé
Mercedes S 450 Coupé
4
Doors
2
5
No. of Seats
4
1157 lb
Maximum Payload
1102 lb
13 cu ft
Trunk Volume
11.3 cu ft









No data
Cargo Volume (Seats Down)
No data