The Comparative Analysis :
Bentley Continental GTC Speed Automatic (09 - 11) vs. BMW 635d Convertible Sport-Automatic (07 - 10)
€ 222,600

€ 85,200

€ 222,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,200
ⓘ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 0.6 inches shorter, 2.8 inches wider and 0.6 inches taller than the BMW 635d Cabrio.
Bentley Continental GTC Speed
BMW 635d Cabrio
54.6
75.9
83.7
54.1
73
80.2
75.9 in
Width
73 in
83.7 in
Width Incl. Mirrors
80.2 in
54.6 in
Height
54.1 in
108.1
189.2
109.4
189.8
189.2 in
Length
189.8 in
108.1 in
Wheelbase
109.4 in
Vehicle Weight
Bentley Continental GTC Speed
BMW 635d Cabrio
5600 lb
Curb Weight
4266 lb
6393 lb
Gross Vehicle
Weight
Weight
4982 lb

Weight Difference:
1334 lb
23.82 %

General
Bentley Continental GTC Speed
BMW 635d Cabrio
Continental
Generation
E64
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel

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

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
Bentley Continental GTC Speed
BMW 635d Cabrio
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
VW W12
Engine Series
BMW M57
BWRA, CKHC, MTBHT
Engine Code
M57-D30

4
Valves
4
12
Cylinders
6
6 L / 294 cu in
Displacement
3 L / 147 cu in
603 hp
at 6000 rpm
Power
282 hp
at 4400 rpm
Bentley Continental GTC Speed
603 hp
282 hp
BMW 635d Cabrio
553 lb‑ft
at 1700 rpm
Max. Torque
428 lb‑ft
at 1750 rpm
Bentley Continental GTC Speed
553 lb‑ft
428 lb‑ft
BMW 635d Cabrio
Performance
Bentley Continental GTC Speed
BMW 635d Cabrio
200 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
6.6 sec
62 mph
62
mph
mph
220 ft
0.000 sec

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

BMW 635d Cabrio
▶ REPLAY
9.29 lb/hp
Weight-to-Power Ratio
15.13 lb/hp
Bentley Continental GTC Speed
9.29 lb/hp
15.13 lb/hp
BMW 635d Cabrio
Fuel Economy / Emissions
Bentley Continental GTC Speed
BMW 635d Cabrio
Fuel Economy
14 mpg
combined
33 mpg
Bentley Continental GTC Speed
14 mpg
33 mpg
BMW 635d Cabrio
9 mpg
city
25 mpg
No data
highway
No data
23.8 gal
Fuel Tank Capacity
18.5 gal
329 mi
Range
604 mi
Bentley Continental GTC Speed
329 mi
604 mi
BMW 635d 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).
148.1 kWh
Bentley Continental GTC Speed
322 kWh
148.1 kWh
BMW 635d Cabrio
Euro 4
Emission Standard
Euro 4
637 g/mi (NEFZ)
CO2 Emissions
306 g/mi (NEFZ)
Practical Convenience
Bentley Continental GTC Speed
BMW 635d Cabrio
2
Doors
2
4
No. of Seats
4
794 lb
Maximum Payload
717 lb
7.4 cu ft
Trunk Volume
9.9 cu ft






No data
Cargo Volume (Seats Down)
No data