The Comparative Analysis :
BMW 640i Gran Coupé Steptronic (15 - 18) vs. BMW 650i Coupé xDrive Automatic (12 - 13)
€ 84,900
		
					
					€ 90,700
					
					
					€ 84,900
					Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
					€ 90,700
				ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. Both cars are  the same  width, but the 640i Gran Coupé is  11.3 cm longer and  2.3 cm taller. 
				
				640i Gran Coupé
					650i Coupé
				1392
							
							1894
							
							2081
							
						1369
							
							1894
															
							2081
							
						1894 mm
					Width
					1894 mm
				2081 mm
					Width Incl. Mirrors
					2081 mm
				1392 mm
					Height
					1369 mm
				2968
							
							5007
							
						2855
							
							4894
							
						5007 mm
					Length
					4894 mm
				2968 mm
					Wheelbase
					2855 mm
				Vehicle Weight
640i Gran Coupé
					650i Coupé
				1825 kg
					Kerb Weight
					1920 kg
				2360 kg
					Gross Vehicle
Weight
					Weight
2350 kg
				
								Weight Difference:
								95 kg
									4.95 %
								
								General
640i Gran Coupé
					650i Coupé
				F06
	
					Generation
					F13
				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 Gran Coupé
					650i 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
					444 bhp
						at 5500 rpm
					640i Gran Coupé
						316 bhp
						444 bhp
						650i Coupé
					450 NM
						at 1300 rpm
					Max. Torque
					650 NM
						at 2000 rpm
					640i Gran Coupé
						450 NM
						650 NM
						650i Coupé
					Performance
640i Gran Coupé
					650i Coupé
				
							
							
							155 mph
						
					Maximum Speed
					
							
							
							155 mph
						
					5.4 sec
					Acceleration 0 to 62 mph
					4.8 sec
				
									62 mph
									62
mph
mph
75 m
							0.000 sec
								
								640i Gran Coupé
									62 mph
									62
mph
mph
67 m
							0.000 sec
								
								650i Coupé
▶ REPLAY
						5.78 kg/bhp
					Weight-to-Power Ratio
					4.32 kg/bhp
						
				640i Gran Coupé
						5.78 kg/bhp
						4.32 kg/bhp
						650i Coupé
					Fuel Economy / Emissions
640i Gran Coupé
					650i Coupé
				Fuel Economy
	
				
						37 mpg
						
					
					combined
					
						31 mpg
						
					
				640i Gran Coupé
						37 mpg
						31 mpg
						650i Coupé
					26 mpg
					city
					22 mpg
						
				No data
					motorway
					No data
						
				70 L
					Fuel Tank Capacity
					70 L
						572 mi
					Range
					473 mi
				640i Gran Coupé
						572 mi
						473 mi
						650i 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).
174.3 kWh
						
				640i Gran Coupé
						144 kWh
						174.3 kWh
						650i Coupé
					Euro 6b (NEFZ)
					Emission Standard
					Euro 5
						
				178 g/km (NEFZ)
					CO2 Emissions
					213 g/km (NEFZ)
						
				Practical Convenience
640i Gran Coupé
					650i Coupé
				4
					Doors
					2
				5
					No. of Seats
					4
				535 kg
					Maximum Payload
					430 kg
				460 L
					Boot Capacity
					460 L
				









No data
					Boot Capacity (Seats Down)
					No data
				















