The Comparative Analysis :
Porsche 911 Targa 4 (08 - 12) vs. Aston Martin DB9 Volante (04 - 06)
€ 100,800
![Porsche 911 Targa 4 (08 - 12)](graphbase/cars/cars_big_png/Porsche_911_Targa_997-08.png)
€ 157,000
![Aston Martin DB9 Volante (04 - 06)](graphbase/cars/cars_big/Aston_Martin_DB9_Volante.webp)
€ 100,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 157,000
ⓘ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 Targa 4 is 10.8 inches shorter, 0.9 inches narrower and 1.6 inches taller than the Aston Martin DB9 Volante.
Porsche 911 Targa 4
Aston Martin DB9 Volante
51.6
72.9
80.8
50
73.8
81.7
72.9 in
Width
73.8 in
80.8 in
Width Incl. Mirrors
81.7 in
51.6 in
Height
50 in
92.5
174.6
107.9
185.4
174.6 in
Length
185.4 in
92.5 in
Wheelbase
107.9 in
Vehicle Weight
Porsche 911 Targa 4
Aston Martin DB9 Volante
3538 lb
Curb Weight
3770 lb
4211 lb
Gross Vehicle
Weight
Weight
No data
![Porsche 911 Targa 4 (08 - 12)](graphbase/cars/cars_big_png/Porsche_911_Targa_997-08.png)
Weight Difference:
231 lb
6.13 %
![Aston Martin DB9 Volante (04 - 06)](graphbase/cars/cars_big_png/Aston_Martin_DB9_Volante.png)
General
Porsche 911 Targa 4
Aston Martin DB9 Volante
997
Generation
VH1
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
6-speed manual transmission
Transmission
6-speed manual transmission
Engine
Porsche 911 Targa 4
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
3.6 L / 176 cu in
Displacement
5.9 L / 289 cu in
340 hp
at 6500 rpm
Power
444 hp
at 6000 rpm
Porsche 911 Targa 4
340 hp
444 hp
Aston Martin DB9 Volante
288 lb‑ft
at 4400 rpm
Max. Torque
420 lb‑ft
at 5000 rpm
Porsche 911 Targa 4
288 lb‑ft
420 lb‑ft
Aston Martin DB9 Volante
Performance
Porsche 911 Targa 4
Aston Martin DB9 Volante
176 mph
Maximum Speed
186 mph
5.2 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
236 ft
0.000 sec
![](graphbase/cars/cars_small_png/Porsche_911_Targa_997-08.png)
Porsche 911 Targa 4
62 mph
62
mph
mph
223 ft
0.000 sec
![](graphbase/cars/cars_small_png/Aston_Martin_DB9_Volante.png)
Aston Martin DB9 Volante
▶ REPLAY
10.41 lb/hp
Weight-to-Power Ratio
8.49 lb/hp
Porsche 911 Targa 4
10.41 lb/hp
8.49 lb/hp
Aston Martin DB9 Volante
Fuel Economy / Emissions
Porsche 911 Targa 4
Aston Martin DB9 Volante
Fuel Economy
22 mpg
combined
14 mpg
Porsche 911 Targa 4
22 mpg
14 mpg
Aston Martin DB9 Volante
15 mpg
city
9 mpg
32 mpg
highway
No data
17.7 gal
Fuel Tank Capacity
21.1 gal
393 mi
Range
301 mi
Porsche 911 Targa 4
393 mi
301 mi
Aston Martin DB9 Volante
Environmental Impact
200.8 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 Targa 4
200.8 kWh
312.5 kWh
Aston Martin DB9 Volante
Euro 5
Emission Standard
Euro 3
401 g/mi (NEFZ)
CO2 Emissions
634 g/mi (NEFZ)
Practical Convenience
Porsche 911 Targa 4
Aston Martin DB9 Volante
2
Doors
2
4
No. of Seats
4
672 lb
Maximum Payload
No data
3 cu ft
Trunk Volume
No data
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KS.png)
No data
Cargo Volume (Seats Down)
No data