The Comparative Analysis :

BMW M6 Cabrio SMG (06 - 10) vs. Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)

€ 123,200
BMW M6 Cabrio SMG (06 - 10) BMW M6 Cabrio
€ 333,200
 Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18) Rolls-Royce Ghost 6.6 V12
€ 123,200
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 M6 Cabrio is significantly smaller in every dimension. It's 41.4 cm shorter, 9.2 cm narrower and 12.5 cm lower than the Rolls-Royce Ghost 6.6 V12.
BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
1377
Blueprint BMW M6 Cabrio SMG (06 - 10)
1855
2036
1502
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)
1947
2147
1855 mm
Width
1947 mm
2036 mm
Width Incl. Mirrors
2147 mm
1377 mm
Height
1502 mm
Blueprint BMW M6 Cabrio SMG (06 - 10)
2781
4871
Blueprint Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)
3112
5285
4871 mm
Length
5285 mm
2781 mm
Wheelbase
3112 mm

Vehicle Weight

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
2005 kg
Kerb Weight
2560 kg
2380 kg
Gross Vehicle
Weight
2810 kg
BMW M6 Cabrio SMG (06 - 10)
Weight Difference:
555 kg
21.68 %
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)

General

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
E64
Generation
RR6
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
7-speed automated manual transmission (AMT)
Transmission
8-speed automatic transmission

Engine

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
V10 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
V12 petrol engine with two tur­bo­chargers (bi­turbo)
BMW S85
Engine Series
S85-B50
Engine Code
4
Valves
4
10
Cylinders
12
4999 CC
Engine Capacity
6592 CC
500 bhp
at 7750 rpm
Power
562 bhp
at 5600 rpm
BMW M6 Cabrio
500 bhp
562 bhp
Rolls-Royce Ghost 6.6 V12
520 NM
at 6100 rpm
Max. Torque
780 NM
at 1400 rpm
BMW M6 Cabrio
520 NM
780 NM
Rolls-Royce Ghost 6.6 V12

Performance

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
155 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph 62
mph

67 m
0.000 sec

BMW M6 Cabrio

62 mph 62
mph

68 m
0.000 sec

Rolls-Royce Ghost 6.6 V12

▶ REPLAY
4.01 kg/bhp
Weight-to-Power Ratio
4.56 kg/bhp
BMW M6 Cabrio
4.01 kg/bhp
4.56 kg/bhp
Rolls-Royce Ghost 6.6 V12

Fuel Economy / Emissions

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
Fuel Economy
19 mpg
combined
20 mpg
BMW M6 Cabrio
19 mpg
20 mpg
Rolls-Royce Ghost 6.6 V12
13 mpg
city
13 mpg
No data
motorway
28 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
83 L
Kraftstoffanzeige
296 mi
Range
358 mi
BMW M6 Cabrio
296 mi
358 mi
Rolls-Royce Ghost 6.6 V12
Environmental Impact
278.4 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 M6 Cabrio
278.4 kWh
272.8 kWh
Rolls-Royce Ghost 6.6 V12
Euro 4
Emission Standard
Euro 6b (NEFZ)
352 g/km (NEFZ)
CO2 Emissions
330 g/km (NEFZ)

Practical Convenience

BMW M6 Cabrio
Rolls-Royce Ghost 6.6 V12
2
Doors
2
4
No. of Seats
4
375 kg
Maximum Payload
250 kg
350 L
Boot Capacity
321 L
No data
Boot Capacity (Seats Down)
No data