The Comparative Analysis :
Bentley Continental GTC Speed Automatic (09 - 11) vs. BMW 640i Convertible Automatic (11 - 13)
€ 222,600

€ 83,900

€ 222,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 83,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The Bentley Continental GTC Speed is 3.5 inches shorter, 1.3 inches wider and 0.9 inches taller than the BMW 640i Cabrio.
Bentley Continental GTC Speed
BMW 640i Cabrio
54.6
75.9
83.7
53.7
74.6
81.9
75.9 in
Width
74.6 in
83.7 in
Width Incl. Mirrors
81.9 in
54.6 in
Height
53.7 in
108.1
189.2
112.4
192.7
189.2 in
Length
192.7 in
108.1 in
Wheelbase
112.4 in
Vehicle Weight
Bentley Continental GTC Speed
BMW 640i Cabrio
5600 lb
Curb Weight
4222 lb
6393 lb
Gross Vehicle
Weight
Weight
5049 lb

Weight Difference:
1378 lb
24.61 %

General
Bentley Continental GTC Speed
BMW 640i Cabrio
Continental
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
Bentley Continental GTC Speed
BMW 640i Cabrio
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with turbocharger
VW W12
Engine Series
BMW N55
BWRA, CKHC, MTBHT
Engine Code
N55-B30

4
Valves
4
12
Cylinders
6
6 L / 294 cu in
Displacement
3 L / 147 cu in
603 hp
at 6000 rpm
Power
316 hp
at 5800 rpm
Bentley Continental GTC Speed
603 hp
316 hp
BMW 640i Cabrio
553 lb‑ft
at 1700 rpm
Max. Torque
332 lb‑ft
at 1300 rpm
Bentley Continental GTC Speed
553 lb‑ft
332 lb‑ft
BMW 640i Cabrio
Performance
Bentley Continental GTC Speed
BMW 640i Cabrio
200 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
5.7 sec
62 mph
62
mph
mph
220 ft
0.000 sec

Bentley Continental GTC Speed
62 mph
62
mph
mph
259 ft
0.000 sec

BMW 640i Cabrio
▶ REPLAY
9.29 lb/hp
Weight-to-Power Ratio
13.36 lb/hp
Bentley Continental GTC Speed
9.29 lb/hp
13.36 lb/hp
BMW 640i Cabrio
Fuel Economy / Emissions
Bentley Continental GTC Speed
BMW 640i Cabrio
Fuel Economy
14 mpg
combined
30 mpg
Bentley Continental GTC Speed
14 mpg
30 mpg
BMW 640i Cabrio
9 mpg
city
22 mpg
No data
highway
No data
23.8 gal
Fuel Tank Capacity
18.5 gal
329 mi
Range
557 mi
Bentley Continental GTC Speed
329 mi
557 mi
BMW 640i Cabrio
Environmental Impact
322 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).
147.7 kWh
Bentley Continental GTC Speed
322 kWh
147.7 kWh
BMW 640i Cabrio
Euro 4
Emission Standard
Euro 5
637 g/mi (NEFZ)
CO2 Emissions
291 g/mi (NEFZ)
Practical Convenience
Bentley Continental GTC Speed
BMW 640i Cabrio
2
Doors
2
4
No. of Seats
4
794 lb
Maximum Payload
827 lb
7.4 cu ft
Trunk Volume
9.9 cu ft






No data
Cargo Volume (Seats Down)
No data