The Comparative Analysis :
BMW 640d Gran Coupé xDrive Steptronic (15 - 18) vs. BMW 840d Coupé xDrive Steptronic (18 - ..)
€ 92,600
![BMW 640d Gran Coupé xDrive Steptronic (15 - 18)](graphbase/cars/cars_big_png/BMW_6er_F06-15.png)
€ 100,000
![BMW 840d Coupé xDrive Steptronic (18 - ..)](graphbase/cars/cars_big/BMW_8er_G15.webp)
€ 92,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 100,000
ⓘ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 640d Gran Coupé is 6.5 inches longer, 0.3 inches narrower and 2 inches taller than the 840d Coupé.
640d Gran Coupé
840d Coupé
54.8
74.6
81.9
52.8
74.9
84.1
74.6 in
Width
74.9 in
81.9 in
Width Incl. Mirrors
84.1 in
54.8 in
Height
52.8 in
116.9
197.1
111.1
190.7
197.1 in
Length
190.7 in
116.9 in
Wheelbase
111.1 in
Vehicle Weight
640d Gran Coupé
840d Coupé
4288 lb
Curb Weight
4200 lb
5445 lb
Gross Vehicle
Weight
Weight
5225 lb
![BMW 640d Gran Coupé xDrive Steptronic (15 - 18)](graphbase/cars/cars_big_png/BMW_6er_F06-15.png)
Weight Difference:
88 lb
2.05 %
![BMW 840d Coupé xDrive Steptronic (18 - ..)](graphbase/cars/cars_big_png/BMW_8er_G15.png)
General
640d Gran Coupé
840d Coupé
F06
Generation
G15
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Diesel
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
![](graphbase/drivetrain/AWD.png)
8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
640d Gran Coupé
840d Coupé
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
BMW N57
Engine Series
BMW B57
N57-D30
Engine Code
B57-D30
![](graphbase/engines/BMW_N57.png)
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
309 hp
at 4400 rpm
Power
316 hp
at 4400 rpm
640d Gran Coupé
309 hp
316 hp
840d Coupé
465 lb‑ft
at 1500 rpm
Max. Torque
502 lb‑ft
at 1750 rpm
640d Gran Coupé
465 lb‑ft
502 lb‑ft
840d Coupé
Performance
640d Gran Coupé
840d Coupé
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
236 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_6er_F06-15.png)
640d Gran Coupé
62 mph
62
mph
mph
223 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_8er_G15.png)
840d Coupé
▶ REPLAY
13.88 lb/hp
Weight-to-Power Ratio
13.29 lb/hp
640d Gran Coupé
13.88 lb/hp
13.29 lb/hp
840d Coupé
Fuel Economy / Emissions
640d Gran Coupé
840d Coupé
Fuel Economy
41 mpg
combined
39 mpg
640d Gran Coupé
41 mpg
39 mpg
840d Coupé
35 mpg
city
31 mpg
No data
highway
No data
18.5 gal
Fuel Tank Capacity
17.4 gal
750 mi
Range
672 mi
640d Gran Coupé
750 mi
672 mi
840d 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).
125.5 kWh
640d Gran Coupé
119.3 kWh
125.5 kWh
840d Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
246 g/mi (NEFZ)
CO2 Emissions
295 g/mi (WLTP)
Practical Convenience
640d Gran Coupé
840d Coupé
4
Doors
2
5
No. of Seats
4
1157 lb
Maximum Payload
1025 lb
13 cu ft
Trunk Volume
11.9 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KB.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KS.png)
No data
Cargo Volume (Seats Down)
No data