The Comparative Analysis :
BMW 650i Coupé Steptronic (15 - 17) vs. BMW 640i Gran Coupé Steptronic (13 - 14)
€ 93,300
		
					
					€ 79,900
					
					
					€ 93,300
					Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
					€ 79,900
				ⓘ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 650i Coupé is  11.3 cm shorter and  2.3 cm lower. 
				
				650i Coupé
					640i Gran Coupé
				1369
							
							1894
							
							2081
							
						1392
							
							1894
															
							2081
							
						1894 mm
					Width
					1894 mm
				2081 mm
					Width Incl. Mirrors
					2081 mm
				1369 mm
					Height
					1392 mm
				2855
							
							4894
							
						2968
							
							5007
							
						4894 mm
					Length
					5007 mm
				2855 mm
					Wheelbase
					2968 mm
				Vehicle Weight
650i Coupé
					640i Gran Coupé
				1870 kg
					Kerb Weight
					1825 kg
				2310 kg
					Gross Vehicle
Weight
					Weight
2360 kg
				
								Weight Difference:
								45 kg
									2.41 %
								
								General
650i Coupé
					640i Gran Coupé
				F13
	
					Generation
					F06
				Coupe
	
					Car Body Style
					Coupe
				Super Unleaded (98 RON)
					Fuel Type
					Super Unleaded (98 RON)
				
Rear-wheel drive
					Drive
					Rear-wheel drive
						
8-speed automatic transmission
					Transmission
					8-speed automatic transmission
				Engine
650i Coupé
					640i Gran Coupé
				V8 petrol engine with two turbochargers (biturbo)
	
					Engine Type
					Straight-six petrol engine with turbocharger
				BMW N63
Engine Series
BMW N55
N63-B44
Engine Code
N55-B30

4
Valves
					4
8
Cylinders
					6
4395 CC
Engine Capacity
					2979 CC
444 bhp
						at 5500 rpm
					Power
					316 bhp
						at 5800 rpm
					650i Coupé
						444 bhp
						316 bhp
						640i Gran Coupé
					650 NM
						at 2000 rpm
					Max. Torque
					450 NM
						at 1300 rpm
					650i Coupé
						650 NM
						450 NM
						640i Gran Coupé
					Performance
650i Coupé
					640i Gran Coupé
				
							
							
							155 mph
						
					Maximum Speed
					
							
							
							155 mph
						
					4.6 sec
					Acceleration 0 to 62 mph
					5.4 sec
				
									62 mph
									62
mph
mph
64 m
							0.000 sec
								
								650i Coupé
									62 mph
									62
mph
mph
75 m
							0.000 sec
								
								640i Gran Coupé
▶ REPLAY
						4.21 kg/bhp
					Weight-to-Power Ratio
					5.78 kg/bhp
						
				650i Coupé
						4.21 kg/bhp
						5.78 kg/bhp
						640i Gran Coupé
					Fuel Economy / Emissions
650i Coupé
					640i Gran Coupé
				Fuel Economy
	
				
						33 mpg
						
					
					combined
					
						36 mpg
						
					
				650i Coupé
						33 mpg
						36 mpg
						640i Gran Coupé
					24 mpg
					city
					26 mpg
						
				No data
					motorway
					No data
						
				70 L
					Fuel Tank Capacity
					70 L
						506 mi
					Range
					557 mi
				650i Coupé
						506 mi
						557 mi
						640i Gran Coupé
					Environmental Impact
	
				162.9 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).
147.7 kWh
						
				650i Coupé
						162.9 kWh
						147.7 kWh
						640i Gran Coupé
					Euro 6b (NEFZ)
					Emission Standard
					Euro 6b (NEFZ)
						
				199 g/km (NEFZ)
					CO2 Emissions
					181 g/km (NEFZ)
						
				Practical Convenience
650i Coupé
					640i Gran Coupé
				2
					Doors
					4
				4
					No. of Seats
					5
				440 kg
					Maximum Payload
					535 kg
				460 L
					Boot Capacity
					460 L
				









No data
					Boot Capacity (Seats Down)
					No data
				




















