The Comparative Analysis :
BMW 650i Convertible Sport-Automatic (07 - 10) vs. BMW 640d Convertible xDrive Steptronic (12 - 14)
€ 91,600
€ 90,800
€ 91,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 90,800
ⓘ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. The 650i Cabrio is 2.9 inches shorter, 1.5 inches narrower and 0.4 inches taller than the 640d Cabrio.
650i Cabrio
640d Cabrio
54.1
73
80.2
53.7
74.6
81.9
73 in
Width
74.6 in
80.2 in
Width Incl. Mirrors
81.9 in
54.1 in
Height
53.7 in
109.4
189.8
112.4
192.7
189.8 in
Length
192.7 in
109.4 in
Wheelbase
112.4 in
Vehicle Weight
650i Cabrio
640d Cabrio
4266 lb
Curb Weight
4420 lb
4982 lb
Gross Vehicle
Weight
Weight
5379 lb
Weight Difference:
154 lb
3.48 %
General
650i Cabrio
640d Cabrio
E64
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
650i Cabrio
640d Cabrio
V8 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
BMW N62
Engine Series
BMW N57
N62-B48
Engine Code
N57-D30
4
Valves
4
8
Cylinders
6
4.8 L / 235 cu in
Displacement
3 L / 147 cu in
362 hp
at 6300 rpm
Power
309 hp
at 4400 rpm
650i Cabrio
362 hp
309 hp
640d Cabrio
361 lb‑ft
at 3400 rpm
Max. Torque
465 lb‑ft
at 1500 rpm
650i Cabrio
361 lb‑ft
465 lb‑ft
640d Cabrio
Performance
650i Cabrio
640d Cabrio
155 mph
Maximum Speed
155 mph
5.6 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
256 ft
0.000 sec
650i Cabrio
62 mph
62
mph
mph
246 ft
0.000 sec
640d Cabrio
▶ REPLAY
11.78 lb/hp
Weight-to-Power Ratio
14.3 lb/hp
650i Cabrio
11.78 lb/hp
14.3 lb/hp
640d Cabrio
Fuel Economy / Emissions
650i Cabrio
640d Cabrio
Fuel Economy
22 mpg
combined
40 mpg
650i Cabrio
22 mpg
40 mpg
640d Cabrio
14 mpg
city
33 mpg
No data
highway
No data
18.5 gal
Fuel Tank Capacity
18.5 gal
399 mi
Range
737 mi
650i Cabrio
399 mi
737 mi
640d Cabrio
Environmental Impact
206.5 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).
121.3 kWh
650i Cabrio
206.5 kWh
121.3 kWh
640d Cabrio
Euro 4
Emission Standard
Euro 5
415 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
650i Cabrio
640d Cabrio
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
959 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
