The Comparative Analysis :

BMW 650i Convertible (07 - 10) vs. Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)

€ 89,300
BMW 650i Convertible (07 - 10) BMW 650i Cabrio
€ 333,200
 Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18) Rolls-Royce Ghost 6.6 V12
€ 89,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 333,200

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The BMW 650i Cabrio is significantly smaller in every dimension. It's 18.3 inches shorter, 3.6 inches narrower and 5 inches lower than the Rolls-Royce Ghost 6.6 V12.
BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
54.1
Blueprint BMW 650i Convertible (07 - 10)
73
80.2
59.1
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)
76.7
84.5
73 in
Width
76.7 in
80.2 in
Width Incl. Mirrors
84.5 in
54.1 in
Height
59.1 in
Blueprint BMW 650i Convertible (07 - 10)
109.4
189.8
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)
122.5
208.1
189.8 in
Length
208.1 in
109.4 in
Wheelbase
122.5 in

Vehicle Weight

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
4266 lb
Curb Weight
5644 lb
4982 lb
Gross Vehicle
Weight
6195 lb
BMW 650i Convertible (07 - 10)
Weight Difference:
1378 lb
24.42 %
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)

General

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
E64
Generation
RR6
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission

Engine

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V12 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N62
Engine Series
N62-B48
Engine Code
4
Valves
4
8
Cylinders
12
4.8 L / 235 cu in
Displacement
6.6 L / 323 cu in
362 hp
at 6300 rpm
Power
562 hp
at 5600 rpm
BMW 650i Cabrio
362 hp
562 hp
Rolls-Royce Ghost 6.6 V12
361 lb‑ft
at 3400 rpm
Max. Torque
575 lb‑ft
at 1400 rpm
BMW 650i Cabrio
361 lb‑ft
575 lb‑ft
Rolls-Royce Ghost 6.6 V12

Performance

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
155 mph
Maximum Speed
155 mph
5.5 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph 62
mph

249 ft
0.000 sec

BMW 650i Cabrio

62 mph 62
mph

223 ft
0.000 sec

Rolls-Royce Ghost 6.6 V12

▶ REPLAY
11.78 lb/hp
Weight-to-Power Ratio
10.04 lb/hp
BMW 650i Cabrio
11.78 lb/hp
10.04 lb/hp
Rolls-Royce Ghost 6.6 V12

Fuel Economy / Emissions

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
Fuel Economy
19 mpg
combined
16 mpg
BMW 650i Cabrio
19 mpg
16 mpg
Rolls-Royce Ghost 6.6 V12
12 mpg
city
11 mpg
No data
highway
24 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
21.9 gal
Kraftstoffanzeige
345 mi
Range
358 mi
BMW 650i Cabrio
345 mi
358 mi
Rolls-Royce Ghost 6.6 V12
Environmental Impact
238.7 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).
272.8 kWh
BMW 650i Cabrio
238.7 kWh
272.8 kWh
Rolls-Royce Ghost 6.6 V12
Euro 4
Emission Standard
Euro 6b (NEFZ)
481 g/mi (NEFZ)
CO2 Emissions
531 g/mi (NEFZ)

Practical Convenience

BMW 650i Cabrio
Rolls-Royce Ghost 6.6 V12
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
551 lb
9.9 cu ft
Trunk Volume
9.1 cu ft
No data
Cargo Volume (Seats Down)
No data