The Comparative Analysis :
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..) vs. BMW 630i Convertible (07 - 10)
€ 333,200
![Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..)](graphbase/cars/cars_big_png/Rolls-Royce_Ghost_Dawn_RR6-16.png)
€ 78,900
![BMW 630i Convertible (07 - 10)](graphbase/cars/cars_big/BMW_6er_E64.webp)
€ 333,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 78,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Rolls-Royce Ghost 6.6 V12 is significantly bigger in every dimension. It's 18.3 inches longer, 3.6 inches wider and 5 inches taller than the BMW 630i Cabrio.
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
59.1
76.7
84.5
54.1
73
80.2
76.7 in
Width
73 in
84.5 in
Width Incl. Mirrors
80.2 in
59.1 in
Height
54.1 in
122.5
208.1
109.4
189.8
208.1 in
Length
189.8 in
122.5 in
Wheelbase
109.4 in
Vehicle Weight
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
5644 lb
Curb Weight
4001 lb
6195 lb
Gross Vehicle
Weight
Weight
4718 lb
![Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..)](graphbase/cars/cars_big_png/Rolls-Royce_Ghost_Dawn_RR6-16.png)
Weight Difference:
1642 lb
29.09 %
![BMW 630i Convertible (07 - 10)](graphbase/cars/cars_big_png/BMW_6er_E64.png)
General
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
RR6
Generation
E64
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
![](graphbase/drivetrain/RWD.png)
Rear-wheel drive
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine (naturally aspirated engine)
Engine Series
BMW N53
Engine Code
N53-B30
![](graphbase/engines/BMW_N53.png)
4
Valves
4
12
Cylinders
6
6.6 L / 323 cu in
Displacement
3 L / 147 cu in
562 hp
at 5250 rpm
Power
268 hp
at 6700 rpm
Rolls-Royce Ghost 6.6 V12
562 hp
268 hp
BMW 630i Cabrio
605 lb‑ft
at 1500 rpm
Max. Torque
236 lb‑ft
at 2750 rpm
Rolls-Royce Ghost 6.6 V12
605 lb‑ft
236 lb‑ft
BMW 630i Cabrio
Performance
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
155 mph
Maximum Speed
155 mph
5 sec
Acceleration 0 to 62 mph
6.7 sec
62 mph
62
mph
mph
226 ft
0.000 sec
![](graphbase/cars/cars_small_png/Rolls-Royce_Ghost_Dawn_RR6-16.png)
Rolls-Royce Ghost 6.6 V12
62 mph
62
mph
mph
305 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_6er_E64.png)
BMW 630i Cabrio
▶ REPLAY
10.04 lb/hp
Weight-to-Power Ratio
14.93 lb/hp
Rolls-Royce Ghost 6.6 V12
10.04 lb/hp
14.93 lb/hp
BMW 630i Cabrio
Fuel Economy / Emissions
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
Fuel Economy
15 mpg
combined
28 mpg
Rolls-Royce Ghost 6.6 V12
15 mpg
28 mpg
BMW 630i Cabrio
10 mpg
city
20 mpg
19 mpg
highway
No data
21.9 gal
Fuel Tank Capacity
18.5 gal
321 mi
Range
524 mi
Rolls-Royce Ghost 6.6 V12
321 mi
524 mi
BMW 630i Cabrio
Environmental Impact
305 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).
157.2 kWh
Rolls-Royce Ghost 6.6 V12
305 kWh
157.2 kWh
BMW 630i Cabrio
Euro 6d-TEMP
Emission Standard
Euro 4
591 g/mi (NEFZ)
CO2 Emissions
319 g/mi (NEFZ)
Practical Convenience
Rolls-Royce Ghost 6.6 V12
BMW 630i Cabrio
2
Doors
2
4
No. of Seats
4
551 lb
Maximum Payload
717 lb
9.1 cu ft
Trunk Volume
9.9 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KS.png)
No data
Cargo Volume (Seats Down)
No data