The Comparative Analysis :
BMW 640i Coupé Steptronic (15 - 17) vs. BMW M850i Gran Coupé xDrive Steptronic Sport (19 - ..)
€ 81,900
€ 122,700
€ 81,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 122,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The 640i Coupé is considerably smaller in every dimension. It's 18.8 cm shorter, 3.8 cm narrower and 3.8 cm lower than the M850i Gran Coupé.
640i Coupé
M850i Gran Coupé
1369
1894
2081
1407
1932
2137
1894 mm
Width
1932 mm
2081 mm
Width Incl. Mirrors
2137 mm
1369 mm
Height
1407 mm
2855
4894
3023
5082
4894 mm
Length
5082 mm
2855 mm
Wheelbase
3023 mm
Vehicle Weight
640i Coupé
M850i Gran Coupé
1760 kg
Kerb Weight
2070 kg
2210 kg
Gross Vehicle
Weight
Weight
2600 kg
Weight Difference:
310 kg
14.98 %
General
640i Coupé
M850i Gran Coupé
F13
Generation
G16
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
640i Coupé
M850i Gran Coupé
Straight-six petrol engine with turbocharger
Engine Type
V8 petrol engine with two turbochargers (biturbo)
BMW N55
Engine Series
BMW N63
N55-B30
Engine Code
N63-B44
4
Valves
4
6
Cylinders
8
2979 CC
Engine Capacity
4395 CC
316 bhp
at 5800 rpm
Power
523 bhp
at 5500 rpm
640i Coupé
316 bhp
523 bhp
M850i Gran Coupé
450 NM
at 1300 rpm
Max. Torque
750 NM
at 1800 rpm
640i Coupé
450 NM
750 NM
M850i Gran Coupé
Performance
640i Coupé
M850i Gran Coupé
155 mph
Maximum Speed
155 mph
5.3 sec
Acceleration 0 to 62 mph
3.9 sec
62 mph
62
mph
mph
74 m
0.000 sec
640i Coupé
62 mph
62
mph
mph
54 m
0.000 sec
M850i Gran Coupé
▶ REPLAY
5.57 kg/bhp
Weight-to-Power Ratio
3.96 kg/bhp
640i Coupé
5.57 kg/bhp
3.96 kg/bhp
M850i Gran Coupé
Fuel Economy / Emissions
640i Coupé
M850i Gran Coupé
Fuel Economy
37 mpg
combined
28 mpg
640i Coupé
37 mpg
28 mpg
M850i Gran Coupé
27 mpg
city
No data
No data
motorway
No data
70 L
Fuel Tank Capacity
68 L
572 mi
Range
423 mi
640i Coupé
572 mi
423 mi
M850i Gran Coupé
Environmental Impact
144 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).
189.4 kWh
640i Coupé
144 kWh
189.4 kWh
M850i Gran Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
177 g/km (NEFZ)
CO2 Emissions
262 g/km (WLTP)
Practical Convenience
640i Coupé
M850i Gran Coupé
2
Doors
4
4
No. of Seats
5
450 kg
Maximum Payload
530 kg
460 L
Boot Capacity
440 L
No data
Boot Capacity (Seats Down)
No data
