The Comparative Analysis :
BMW 640i Cabrio xDrive Automatic (13 - 13) vs. BMW 840d Cabrio xDrive Steptronic (19 - ..)
€ 87,300
€ 108,000
€ 87,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 108,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The 640i Cabrio is 5.1 cm longer, 0.8 cm narrower and 2.6 cm taller than the 840d Cabrio.
640i Cabrio
840d Cabrio
1365
1894
2081
1339
1902
2137
1894 mm
Width
1902 mm
2081 mm
Width Incl. Mirrors
2137 mm
1365 mm
Height
1339 mm
2855
4894
2822
4843
4894 mm
Length
4843 mm
2855 mm
Wheelbase
2822 mm
Vehicle Weight
640i Cabrio
840d Cabrio
1985 kg
Kerb Weight
2030 kg
2400 kg
Gross Vehicle
Weight
Weight
2485 kg
Weight Difference:
45 kg
2.22 %
General
640i Cabrio
840d Cabrio
F12
Generation
G14
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Diesel
Permanent all-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
640i Cabrio
840d Cabrio
Straight-six petrol engine with turbocharger
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
BMW N55
Engine Series
BMW B57
N55-B30
Engine Code
B57-D30
4
Valves
4
6
Cylinders
6
2979 CC
Engine Capacity
2993 CC
316 bhp
at 5800 rpm
Power
316 bhp
at 4400 rpm
640i Cabrio
316 bhp
316 bhp
840d Cabrio
450 NM
at 1300 rpm
Max. Torque
680 NM
at 1750 rpm
640i Cabrio
450 NM
680 NM
840d Cabrio
Performance
640i Cabrio
840d Cabrio
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
75 m
0.000 sec
640i Cabrio
62 mph
62
mph
mph
72 m
0.000 sec
840d Cabrio
▶ REPLAY
6.28 kg/bhp
Weight-to-Power Ratio
6.42 kg/bhp
640i Cabrio
6.28 kg/bhp
6.42 kg/bhp
840d Cabrio
Fuel Economy / Emissions
640i Cabrio
840d Cabrio
Fuel Economy
34 mpg
combined
46 mpg
640i Cabrio
34 mpg
46 mpg
840d Cabrio
25 mpg
city
38 mpg
No data
motorway
No data
70 L
Fuel Tank Capacity
66 L
531 mi
Range
662 mi
640i Cabrio
531 mi
662 mi
840d Cabrio
Environmental Impact
155.3 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).
127.6 kWh
640i Cabrio
155.3 kWh
127.6 kWh
840d Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
192 g/km (NEFZ)
CO2 Emissions
184 g/km (WLTP)
Practical Convenience
640i Cabrio
840d Cabrio
2
Doors
2
4
No. of Seats
4
415 kg
Maximum Payload
455 kg
350 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data
