The Comparative Analysis :
BMW 640i Cabrio Steptronic (15 - 18) vs. BMW 650i Cabrio Automatic (12 - 13)
€ 91,700
€ 95,900
€ 91,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 95,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of the 640i Cabrio and the 650i Cabrio are absolutely identical. Both are 4894 mm long, 1894 mm wide and 1365 mm tall.
640i Cabrio
650i Cabrio
1365
1894
2081
1365
1894
2081
1894 mm
Width
1894 mm
2081 mm
Width Incl. Mirrors
2081 mm
1365 mm
Height
1365 mm
2855
4894
2855
4894
4894 mm
Length
4894 mm
2855 mm
Wheelbase
2855 mm
Vehicle Weight
640i Cabrio
650i Cabrio
1895 kg
Kerb Weight
2015 kg
2325 kg
Gross Vehicle
Weight
Weight
2390 kg
Weight Difference:
120 kg
5.96 %
General
640i Cabrio
650i Cabrio
F12
Generation
F12
Convertible
Car Body Style
Convertible
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
640i Cabrio
650i Cabrio
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 Cabrio
316 bhp
444 bhp
650i Cabrio
450 NM
at 1300 rpm
Max. Torque
650 NM
at 2000 rpm
640i Cabrio
450 NM
650 NM
650i Cabrio
Performance
640i Cabrio
650i Cabrio
155 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
76 m
0.000 sec
640i Cabrio
62 mph
62
mph
mph
69 m
0.000 sec
650i Cabrio
▶ REPLAY
6 kg/bhp
Weight-to-Power Ratio
4.54 kg/bhp
640i Cabrio
6 kg/bhp
4.54 kg/bhp
650i Cabrio
Fuel Economy / Emissions
640i Cabrio
650i Cabrio
Fuel Economy
37 mpg
combined
32 mpg
640i Cabrio
37 mpg
32 mpg
650i Cabrio
26 mpg
city
23 mpg
No data
motorway
No data
70 L
Fuel Tank Capacity
70 L
565 mi
Range
489 mi
640i Cabrio
565 mi
489 mi
650i Cabrio
Environmental Impact
145.8 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).
168.7 kWh
640i Cabrio
145.8 kWh
168.7 kWh
650i Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 5
179 g/km (NEFZ)
CO2 Emissions
208 g/km (NEFZ)
Practical Convenience
640i Cabrio
650i Cabrio
2
Doors
2
4
No. of Seats
4
430 kg
Maximum Payload
375 kg
350 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data
