The Comparative Analysis :

BMW M850i Convertible xDrive Steptronic Sport (19 - ..) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)

€ 133,700
BMW M850i Convertible xDrive Steptronic Sport (19 - ..) BMW M850i Cabrio
€ 465,600
 Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17) Rolls-Royce Phantom Drophead Coupé 6.8 V12
€ 133,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 465,600

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

Vehicle Dimensions

The BMW M850i Cabrio is substantially smaller in every dimension. It's 30 inches shorter, 3.3 inches narrower and 8.7 inches lower than the Rolls-Royce Phantom Drophead Coupé 6.8 V12.
BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
53
Blueprint BMW M850i Convertible xDrive Steptronic Sport (19 - ..)
74.9
84.1
61.7
Blueprint Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
78.2
86.1
74.9 in
Width
78.2 in
84.1 in
Width Incl. Mirrors
86.1 in
53 in
Height
61.7 in
Blueprint BMW M850i Convertible xDrive Steptronic Sport (19 - ..)
111.1
191
Blueprint Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
130.7
220.9
191 in
Length
220.9 in
111.1 in
Wheelbase
130.7 in

Vehicle Weight

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
4608 lb
Curb Weight
5776 lb
5545 lb
Gross Vehicle
Weight
6724 lb
BMW M850i Convertible xDrive Steptronic Sport (19 - ..)
Weight Difference:
1168 lb
20.22 %
Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)

General

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
G14
Generation
RR2
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission

Engine

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V12 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N63
Engine Series
N63-B44
Engine Code
4
Valves
4
8
Cylinders
12
4.4 L / 215 cu in
Displacement
6.7 L / 328 cu in
523 hp
at 5500 rpm
Power
454 hp
at 5350 rpm
BMW M850i Cabrio
523 hp
454 hp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
553 lb‑ft
at 1800 rpm
Max. Torque
531 lb‑ft
at 3500 rpm
BMW M850i Cabrio
553 lb‑ft
531 lb‑ft
Rolls-Royce Phantom Drophead Coupé 6.8 V12

Performance

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
155 mph
Maximum Speed
149 mph
3.9 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph 62
mph

177 ft
0.000 sec

BMW M850i Cabrio

62 mph 62
mph

266 ft
0.000 sec

Rolls-Royce Phantom Drophead Coupé 6.8 V12

▶ REPLAY
8.81 lb/hp
Weight-to-Power Ratio
12.72 lb/hp
BMW M850i Cabrio
8.81 lb/hp
12.72 lb/hp
Rolls-Royce Phantom Drophead Coupé 6.8 V12

Fuel Economy / Emissions

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy
23 mpg
combined
16 mpg
BMW M850i Cabrio
23 mpg
16 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
No data
city
10 mpg
No data
highway
23 mpg
Kraftstoffanzeige
18 gal
Fuel Tank Capacity
21.1 gal
Kraftstoffanzeige
414 mi
Range
336 mi
BMW M850i Cabrio
414 mi
336 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
193.3 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).
280.3 kWh
BMW M850i Cabrio
193.3 kWh
280.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
420 g/mi (WLTP)
CO2 Emissions
558 g/mi (NEFZ)

Practical Convenience

BMW M850i Cabrio
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2
Doors
2
4
No. of Seats
4
937 lb
Maximum Payload
948 lb
9.9 cu ft
Trunk Volume
8.9 cu ft
No data
Cargo Volume (Seats Down)
No data