The Comparative Analysis :
Aston Martin DB9 Coupé (08 - 12) vs. Porsche 911 Carrera Coupé 4 (12 - 15)
€ 168,300
€ 97,600
€ 168,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Aston Martin DB9 Coupé is considerably bigger in every dimension. It's 21.9 cm longer, 2.3 cm wider and 1.4 cm taller than the Porsche 911 Carrera Coupé 4.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
1318
1875
2075
1304
1852
1978
1875 mm
Width
1852 mm
2075 mm
Width Incl. Mirrors
1978 mm
1318 mm
Height
1304 mm
2740
4710
2450
4491
4710 mm
Length
4491 mm
2740 mm
Wheelbase
2450 mm
Vehicle Weight
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
1710 kg
Kerb Weight
1505 kg
2060 kg
Gross Vehicle
Weight
Weight
1845 kg
Weight Difference:
205 kg
11.99 %
General
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
VH1
Generation
991
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
6-speed manual transmission
Transmission
7-speed manual transmission
Engine
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
V12 petrol engine (naturally aspirated engine)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
AM09
Engine Code
4
Valves
4
12
Cylinders
6
5935 CC
Engine Capacity
3436 CC
470 bhp
at 6000 rpm
Power
345 bhp
at 7400 rpm
Aston Martin DB9 Coupé
470 bhp
345 bhp
Porsche 911 Carrera Coupé 4
600 NM
at 5000 rpm
Max. Torque
390 NM
at 5600 rpm
Aston Martin DB9 Coupé
600 NM
390 NM
Porsche 911 Carrera Coupé 4
Performance
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
190 mph
Maximum Speed
177 mph
4.9 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
68 m
0.000 sec
Aston Martin DB9 Coupé
62 mph
62
mph
mph
68 m
0.000 sec
Porsche 911 Carrera Coupé 4
▶ REPLAY
3.64 kg/bhp
Weight-to-Power Ratio
4.36 kg/bhp
Aston Martin DB9 Coupé
3.64 kg/bhp
4.36 kg/bhp
Porsche 911 Carrera Coupé 4
Fuel Economy / Emissions
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
Fuel Economy
17 mpg
combined
30 mpg
Aston Martin DB9 Coupé
17 mpg
30 mpg
Porsche 911 Carrera Coupé 4
11 mpg
city
21 mpg
No data
motorway
40 mpg
85 L
Fuel Tank Capacity
68 L
322 mi
Range
454 mi
Aston Martin DB9 Coupé
322 mi
454 mi
Porsche 911 Carrera Coupé 4
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).
176.2 kWh
Aston Martin DB9 Coupé
310.8 kWh
176.2 kWh
Porsche 911 Carrera Coupé 4
Euro 5
Emission Standard
Euro 5 / Euro 6
389 g/km (NEFZ)
CO2 Emissions
219 g/km (NEFZ)
Practical Convenience
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4
3
Doors
2
4
No. of Seats
4
350 kg
Maximum Payload
340 kg
155 L
Boot Capacity
125 L
No data
Boot Capacity (Seats Down)
No data
