The Comparative Analysis :

Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..) vs. BMW 640d Convertible Steptronic (11 - 14)

€ 333,200
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..) Rolls-Royce Ghost 6.6 V12
€ 87,400
 BMW 640d Convertible Steptronic (11 - 14) BMW 640d Cabrio
€ 333,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 87,400

ⓘ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 15.4 inches longer, 2.1 inches wider and 5.4 inches taller than the BMW 640d Cabrio.
Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
59.1
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..)
76.7
84.5
53.7
Blueprint BMW 640d Convertible Steptronic (11 - 14)
74.6
81.9
76.7 in
Width
74.6 in
84.5 in
Width Incl. Mirrors
81.9 in
59.1 in
Height
53.7 in
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..)
122.5
208.1
Blueprint BMW 640d Convertible Steptronic (11 - 14)
112.4
192.7
208.1 in
Length
192.7 in
122.5 in
Wheelbase
112.4 in

Vehicle Weight

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
5644 lb
Curb Weight
4266 lb
6195 lb
Gross Vehicle
Weight
5159 lb
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..)
Weight Difference:
1378 lb
24.42 %
BMW 640d Convertible Steptronic (11 - 14)

General

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
RR6
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
V12 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Series
BMW N57
Engine Code
N57-D30
4
Valves
4
12
Cylinders
6
6.6 L / 323 cu in
Displacement
3 L / 147 cu in
562 hp
at 5250 rpm
Power
309 hp
at 4400 rpm
Rolls-Royce Ghost 6.6 V12
562 hp
309 hp
BMW 640d Cabrio
605 lb‑ft
at 1500 rpm
Max. Torque
465 lb‑ft
at 1500 rpm
Rolls-Royce Ghost 6.6 V12
605 lb‑ft
465 lb‑ft
BMW 640d Cabrio

Performance

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
155 mph
Maximum Speed
155 mph
5 sec
Acceleration 0 to 62 mph
5.6 sec
62 mph 62
mph

226 ft
0.000 sec

Rolls-Royce Ghost 6.6 V12

62 mph 62
mph

256 ft
0.000 sec

BMW 640d Cabrio

▶ REPLAY
10.04 lb/hp
Weight-to-Power Ratio
13.81 lb/hp
Rolls-Royce Ghost 6.6 V12
10.04 lb/hp
13.81 lb/hp
BMW 640d Cabrio

Fuel Economy / Emissions

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
Fuel Economy
15 mpg
combined
42 mpg
Rolls-Royce Ghost 6.6 V12
15 mpg
42 mpg
BMW 640d Cabrio
10 mpg
city
35 mpg
19 mpg
highway
No data
Kraftstoffanzeige
21.9 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
321 mi
Range
777 mi
Rolls-Royce Ghost 6.6 V12
321 mi
777 mi
BMW 640d 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).
115.2 kWh
Rolls-Royce Ghost 6.6 V12
305 kWh
115.2 kWh
BMW 640d Cabrio
Euro 6d-TEMP
Emission Standard
Euro 5
591 g/mi (NEFZ)
CO2 Emissions
237 g/mi (NEFZ)

Practical Convenience

Rolls-Royce Ghost 6.6 V12
BMW 640d Cabrio
2
Doors
2
4
No. of Seats
4
551 lb
Maximum Payload
893 lb
9.1 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data