The Comparative Analysis :
Aston Martin DB9 Volante (08 - 12) vs. Porsche 911 Targa 4 GTS (15 - 15)
€ 182,100
€ 137,400
€ 182,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 137,400
ⓘ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 Aston Martin DB9 Volante is 7.9 inches longer, 0.9 inches wider and 1.2 inches lower than the Porsche 911 Targa 4 GTS.
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
49.6
73.8
81.7
50.8
72.9
77.9
73.8 in
Width
72.9 in
81.7 in
Width Incl. Mirrors
77.9 in
49.6 in
Height
50.8 in
107.9
185.4
96.5
177.5
185.4 in
Length
177.5 in
107.9 in
Wheelbase
96.5 in
Vehicle Weight
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
4001 lb
Curb Weight
3605 lb
4751 lb
Gross Vehicle
Weight
Weight
4321 lb
Weight Difference:
397 lb
9.92 %
General
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
VH1
Generation
991
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
7-speed manual transmission
Engine
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
V12 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
AM09
Engine Code
4
Valves
4
12
Cylinders
6
5.9 L / 289 cu in
Displacement
3.8 L / 186 cu in
470 hp
at 6000 rpm
Power
424 hp
at 7500 rpm
Aston Martin DB9 Volante
470 hp
424 hp
Porsche 911 Targa 4 GTS
443 lb‑ft
at 5000 rpm
Max. Torque
325 lb‑ft
at 5750 rpm
Aston Martin DB9 Volante
443 lb‑ft
325 lb‑ft
Porsche 911 Targa 4 GTS
Performance
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
165 mph
Maximum Speed
188 mph
4.9 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph
62
mph
mph
223 ft
0.000 sec
Aston Martin DB9 Volante
62 mph
62
mph
mph
213 ft
0.000 sec
Porsche 911 Targa 4 GTS
▶ REPLAY
8.51 lb/hp
Weight-to-Power Ratio
8.5 lb/hp
Aston Martin DB9 Volante
8.51 lb/hp
8.5 lb/hp
Porsche 911 Targa 4 GTS
Fuel Economy / Emissions
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
Fuel Economy
14 mpg
combined
24 mpg
Aston Martin DB9 Volante
14 mpg
24 mpg
Porsche 911 Targa 4 GTS
10 mpg
city
17 mpg
No data
highway
31 mpg
22.5 gal
Fuel Tank Capacity
18 gal
322 mi
Range
423 mi
Aston Martin DB9 Volante
322 mi
423 mi
Porsche 911 Targa 4 GTS
Environmental Impact
310.8 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).
189.4 kWh
Aston Martin DB9 Volante
310.8 kWh
189.4 kWh
Porsche 911 Targa 4 GTS
Euro 5
Emission Standard
Euro 6b (NEFZ)
626 g/mi (NEFZ)
CO2 Emissions
381 g/mi (NEFZ)
Practical Convenience
Aston Martin DB9 Volante
Porsche 911 Targa 4 GTS
2
Doors
2
4
No. of Seats
4
750 lb
Maximum Payload
717 lb
3.9 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data
