The Comparative Analysis :
BMW 840d Convertible xDrive Steptronic (19 - ..) vs. BMW 650i Convertible (07 - 10)
€ 108,000
€ 89,300
€ 108,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 89,300
ⓘ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 840d Cabrio is 0.9 inches longer, 1.9 inches wider and 1.4 inches lower than the 650i Cabrio.
840d Cabrio
650i Cabrio
52.7
74.9
84.1
54.1
73
80.2
74.9 in
Width
73 in
84.1 in
Width Incl. Mirrors
80.2 in
52.7 in
Height
54.1 in
111.1
190.7
109.4
189.8
190.7 in
Length
189.8 in
111.1 in
Wheelbase
109.4 in
Vehicle Weight
840d Cabrio
650i Cabrio
4475 lb
Curb Weight
4266 lb
5478 lb
Gross Vehicle
Weight
Weight
4982 lb
Weight Difference:
209 lb
4.67 %
General
840d Cabrio
650i Cabrio
G14
Generation
E64
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
840d Cabrio
650i Cabrio
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine (naturally aspirated engine)
BMW B57
Engine Series
BMW N62
B57-D30
Engine Code
N62-B48
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.8 L / 235 cu in
316 hp
at 4400 rpm
Power
362 hp
at 6300 rpm
840d Cabrio
316 hp
362 hp
650i Cabrio
502 lb‑ft
at 1750 rpm
Max. Torque
361 lb‑ft
at 3400 rpm
840d Cabrio
502 lb‑ft
361 lb‑ft
650i Cabrio
Performance
840d Cabrio
650i Cabrio
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
236 ft
0.000 sec
840d Cabrio
62 mph
62
mph
mph
249 ft
0.000 sec
650i Cabrio
▶ REPLAY
14.16 lb/hp
Weight-to-Power Ratio
11.78 lb/hp
840d Cabrio
14.16 lb/hp
11.78 lb/hp
650i Cabrio
Fuel Economy / Emissions
840d Cabrio
650i Cabrio
Fuel Economy
38 mpg
combined
19 mpg
840d Cabrio
38 mpg
19 mpg
650i Cabrio
32 mpg
city
12 mpg
No data
highway
No data
17.4 gal
Fuel Tank Capacity
18.5 gal
662 mi
Range
345 mi
840d Cabrio
662 mi
345 mi
650i Cabrio
Environmental Impact
127.6 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).
238.7 kWh
840d Cabrio
127.6 kWh
238.7 kWh
650i Cabrio
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
296 g/mi (WLTP)
CO2 Emissions
481 g/mi (NEFZ)
Practical Convenience
840d Cabrio
650i Cabrio
2
Doors
2
4
No. of Seats
4
1003 lb
Maximum Payload
717 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
