The Comparative Analysis :
Aston Martin DB9 Volante Touchtronic (06 - 08) vs. Porsche 911 Carrera Cabriolet 4 (12 - 15)
€ 177,400

€ 110,300

€ 177,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 110,300
ⓘ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 21.9 cm longer, 2.3 cm wider and 3 cm lower than the Porsche 911 Carrera Cabriolet 4.
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
1270
1875
2075
1300
1852
1978
1875 mm
Width
1852 mm
2075 mm
Width Incl. Mirrors
1978 mm
1270 mm
Height
1300 mm
2740
4710
2450
4491
4710 mm
Length
4491 mm
2740 mm
Wheelbase
2450 mm
Vehicle Weight
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
1800 kg
Kerb Weight
1575 kg
2155 kg
Gross Vehicle
Weight
Weight
1900 kg

Weight Difference:
225 kg
12.5 %

General
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
VH1
Generation
991
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
7-speed manual transmission
Engine
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
V12 petrol engine (naturally aspirated engine)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
AM04
Engine Code
4
Valves
4
12
Cylinders
6
5935 CC
Engine Capacity
3436 CC
450 bhp
at 6000 rpm
Power
345 bhp
at 7400 rpm
Aston Martin DB9 Volante
450 bhp
345 bhp
Porsche 911 Carrera Cabriolet 4
570 NM
at 5000 rpm
Max. Torque
390 NM
at 5600 rpm
Aston Martin DB9 Volante
570 NM
390 NM
Porsche 911 Carrera Cabriolet 4
Performance
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
165 mph
Maximum Speed
175 mph
5.1 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
71 m
0.000 sec

Aston Martin DB9 Volante
62 mph
62
mph
mph
71 m
0.000 sec

Porsche 911 Carrera Cabriolet 4
▶ REPLAY
4 kg/bhp
Weight-to-Power Ratio
4.57 kg/bhp
Aston Martin DB9 Volante
4 kg/bhp
4.57 kg/bhp
Porsche 911 Carrera Cabriolet 4
Fuel Economy / Emissions
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
Fuel Economy
17 mpg
combined
30 mpg
Aston Martin DB9 Volante
17 mpg
30 mpg
Porsche 911 Carrera Cabriolet 4
11 mpg
city
21 mpg
No data
motorway
39 mpg
80 L
Fuel Tank Capacity
68 L
301 mi
Range
445 mi
Aston Martin DB9 Volante
301 mi
445 mi
Porsche 911 Carrera Cabriolet 4
Environmental Impact
312.5 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).
179.9 kWh
Aston Martin DB9 Volante
312.5 kWh
179.9 kWh
Porsche 911 Carrera Cabriolet 4
Euro 4
Emission Standard
Euro 5 / Euro 6
394 g/km (NEFZ)
CO2 Emissions
224 g/km (NEFZ)
Practical Convenience
Aston Martin DB9 Volante
Porsche 911 Carrera Cabriolet 4
2
Doors
2
4
No. of Seats
4
355 kg
Maximum Payload
325 kg
No data
Boot Capacity
125 L

No data
Boot Capacity (Seats Down)
No data