The Comparative Analysis :
Bentley Continental GTC Speed Automatic (09 - 11) vs. Porsche 911 Carrera Convertible S PDK (17 - 18)
€ 222,600

€ 138,800

€ 222,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 138,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Bentley Continental GTC Speed is significantly bigger in every dimension. It's 12 inches longer, 4.7 inches wider and 3.9 inches taller than the Porsche 911 Carrera Convertible S.
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
54.6
75.9
83.7
50.8
71.2
77.9
75.9 in
Width
71.2 in
83.7 in
Width Incl. Mirrors
77.9 in
54.6 in
Height
50.8 in
108.1
189.2
96.5
177.1
189.2 in
Length
177.1 in
108.1 in
Wheelbase
96.5 in
Vehicle Weight
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
5600 lb
Curb Weight
3538 lb
6393 lb
Gross Vehicle
Weight
Weight
4332 lb

Weight Difference:
2061 lb
36.81 %

General
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
Continental
Generation
991
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
7-speed dual clutch transmission
Engine
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
VW W12
Engine Series
BWRA, CKHC, MTBHT
Engine Code
4
Valves
4
12
Cylinders
6
6 L / 294 cu in
Displacement
3 L / 147 cu in
603 hp
at 6000 rpm
Power
444 hp
at 6500 rpm
Bentley Continental GTC Speed
603 hp
444 hp
Porsche 911 Carrera Convertible S
553 lb‑ft
at 1700 rpm
Max. Torque
406 lb‑ft
at 2150 rpm
Bentley Continental GTC Speed
553 lb‑ft
406 lb‑ft
Porsche 911 Carrera Convertible S
Performance
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
200 mph
Maximum Speed
192 mph
4.8 sec
Acceleration 0 to 62 mph
3.8 sec
62 mph
62
mph
mph
220 ft
0.000 sec

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

Porsche 911 Carrera Convertible S
▶ REPLAY
9.29 lb/hp
Weight-to-Power Ratio
7.97 lb/hp
Bentley Continental GTC Speed
9.29 lb/hp
7.97 lb/hp
Porsche 911 Carrera Convertible S
Fuel Economy / Emissions
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
Fuel Economy
14 mpg
combined
28 mpg
Bentley Continental GTC Speed
14 mpg
28 mpg
Porsche 911 Carrera Convertible S
9 mpg
city
22 mpg
No data
highway
34 mpg
23.8 gal
Fuel Tank Capacity
16.9 gal
329 mi
Range
473 mi
Bentley Continental GTC Speed
329 mi
473 mi
Porsche 911 Carrera Convertible S
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).
159.2 kWh
Bentley Continental GTC Speed
322 kWh
159.2 kWh
Porsche 911 Carrera Convertible S
Euro 4
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
637 g/mi (NEFZ)
CO2 Emissions
306 g/mi (NEFZ)
Practical Convenience
Bentley Continental GTC Speed
Porsche 911 Carrera Convertible S
2
Doors
2
4
No. of Seats
4
794 lb
Maximum Payload
794 lb
7.4 cu ft
Trunk Volume
4.1 cu ft




No data
Cargo Volume (Seats Down)
No data