The Comparative Analysis :
Porsche 911 Carrera Convertible 4 GTS PDK (14 - 15) vs. Aston Martin DB9 Volante (06 - 08)
€ 141,600
€ 172,800
€ 141,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 172,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Porsche 911 Carrera Convertible 4 GTS is 7.9 inches shorter, 0.9 inches narrower and 0.9 inches taller than the Aston Martin DB9 Volante.
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
50.9
72.9
77.9
50
73.8
81.7
72.9 in
Width
73.8 in
77.9 in
Width Incl. Mirrors
81.7 in
50.9 in
Height
50 in
96.5
177.5
107.9
185.4
177.5 in
Length
185.4 in
96.5 in
Wheelbase
107.9 in
Vehicle Weight
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
3605 lb
Curb Weight
3770 lb
4310 lb
Gross Vehicle
Weight
Weight
4751 lb
Weight Difference:
165 lb
4.38 %
General
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
991
Generation
VH1
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
6-speed manual transmission
Engine
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V12 gasoline engine (naturally aspirated engine)
Engine Code
AM04
4
Valves
4
6
Cylinders
12
3.8 L / 186 cu in
Displacement
5.9 L / 289 cu in
424 hp
at 7500 rpm
Power
450 hp
at 6000 rpm
Porsche 911 Carrera Convertible 4 GTS
424 hp
450 hp
Aston Martin DB9 Volante
325 lb‑ft
at 5750 rpm
Max. Torque
420 lb‑ft
at 5000 rpm
Porsche 911 Carrera Convertible 4 GTS
325 lb‑ft
420 lb‑ft
Aston Martin DB9 Volante
Performance
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
187 mph
Maximum Speed
165 mph
4.2 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
190 ft
0.000 sec
Porsche 911 Carrera Convertible 4 GTS
62 mph
62
mph
mph
223 ft
0.000 sec
Aston Martin DB9 Volante
▶ REPLAY
8.5 lb/hp
Weight-to-Power Ratio
8.38 lb/hp
Porsche 911 Carrera Convertible 4 GTS
8.5 lb/hp
8.38 lb/hp
Aston Martin DB9 Volante
Fuel Economy / Emissions
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
Fuel Economy
26 mpg
combined
14 mpg
Porsche 911 Carrera Convertible 4 GTS
26 mpg
14 mpg
Aston Martin DB9 Volante
19 mpg
city
9 mpg
33 mpg
highway
No data
18 gal
Fuel Tank Capacity
21.1 gal
459 mi
Range
301 mi
Porsche 911 Carrera Convertible 4 GTS
459 mi
301 mi
Aston Martin DB9 Volante
Environmental Impact
174.3 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).
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).
312.5 kWh
Porsche 911 Carrera Convertible 4 GTS
174.3 kWh
312.5 kWh
Aston Martin DB9 Volante
Euro 6b (NEFZ)
Emission Standard
Euro 4
344 g/mi (NEFZ)
CO2 Emissions
634 g/mi (NEFZ)
Practical Convenience
Porsche 911 Carrera Convertible 4 GTS
Aston Martin DB9 Volante
2
Doors
2
4
No. of Seats
4
705 lb
Maximum Payload
981 lb
3.5 cu ft
Trunk Volume
No data
No data
Cargo Volume (Seats Down)
No data
