The Comparative Analysis :
Porsche 911 Carrera Convertible (08 - 11) vs. Bentley Continental GTC Speed Automatic (09 - 11)
€ 96,800
€ 222,600
€ 96,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 222,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Convertible is significantly smaller in every dimension. It's 14.6 inches shorter, 4.7 inches narrower and 3.1 inches lower than the Bentley Continental GTC Speed.
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
51.6
71.2
79.1
54.6
75.9
83.7
71.2 in
Width
75.9 in
79.1 in
Width Incl. Mirrors
83.7 in
51.6 in
Height
54.6 in
92.5
174.6
108.1
189.2
174.6 in
Length
189.2 in
92.5 in
Wheelbase
108.1 in
Vehicle Weight
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
3472 lb
Curb Weight
5600 lb
4145 lb
Gross Vehicle
Weight
Weight
6393 lb
Weight Difference:
2127 lb
37.98 %
General
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
997
Generation
Continental
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
6-speed automatic transmission
Engine
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V12 gasoline engine with two turbochargers (biturbo)
Engine Series
VW W12
Engine Code
BWRA, CKHC, MTBHT
4
Valves
4
6
Cylinders
12
3.6 L / 176 cu in
Displacement
6 L / 294 cu in
340 hp
at 6500 rpm
Power
603 hp
at 6000 rpm
Porsche 911 Carrera Convertible
340 hp
603 hp
Bentley Continental GTC Speed
288 lb‑ft
at 4400 rpm
Max. Torque
553 lb‑ft
at 1700 rpm
Porsche 911 Carrera Convertible
288 lb‑ft
553 lb‑ft
Bentley Continental GTC Speed
Performance
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
180 mph
Maximum Speed
200 mph
5.1 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph
62
mph
mph
233 ft
0.000 sec
Porsche 911 Carrera Convertible
62 mph
62
mph
mph
220 ft
0.000 sec
Bentley Continental GTC Speed
▶ REPLAY
10.21 lb/hp
Weight-to-Power Ratio
9.29 lb/hp
Porsche 911 Carrera Convertible
10.21 lb/hp
9.29 lb/hp
Bentley Continental GTC Speed
Fuel Economy / Emissions
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
Fuel Economy
23 mpg
combined
14 mpg
Porsche 911 Carrera Convertible
23 mpg
14 mpg
Bentley Continental GTC Speed
15 mpg
city
9 mpg
32 mpg
highway
No data
16.9 gal
Fuel Tank Capacity
23.8 gal
382 mi
Range
329 mi
Porsche 911 Carrera Convertible
382 mi
329 mi
Bentley Continental GTC Speed
Environmental Impact
197 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).
322 kWh
Porsche 911 Carrera Convertible
197 kWh
322 kWh
Bentley Continental GTC Speed
Euro 5
Emission Standard
Euro 4
394 g/mi (NEFZ)
CO2 Emissions
637 g/mi (NEFZ)
Practical Convenience
Porsche 911 Carrera Convertible
Bentley Continental GTC Speed
2
Doors
2
4
No. of Seats
4
672 lb
Maximum Payload
794 lb
3.8 cu ft
Trunk Volume
7.4 cu ft
No data
Cargo Volume (Seats Down)
No data
