The Comparative Analysis :
Aston Martin DB9 Coupé (12 - 13) vs. Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15)
€ 175,000
€ 128,800
€ 175,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 128,800
ⓘ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 21.1 cm longer, 2.3 cm wider and 2.2 cm taller than the Porsche 911 Carrera Coupé 4 GTS.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
1318
1875
2075
1296
1852
1978
1875 mm
Width
1852 mm
2075 mm
Width Incl. Mirrors
1978 mm
1318 mm
Height
1296 mm
2740
4720
2450
4509
4720 mm
Length
4509 mm
2740 mm
Wheelbase
2450 mm
Vehicle Weight
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
1785 kg
Kerb Weight
1565 kg
2060 kg
Gross Vehicle
Weight
Weight
1895 kg
Weight Difference:
220 kg
12.32 %
General
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
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 dual clutch transmission
Engine
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
V12 petrol engine (naturally aspirated engine)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
AM11
Engine Code
4
Valves
4
12
Cylinders
6
5935 CC
Engine Capacity
3800 CC
510 bhp
at 6500 rpm
Power
424 bhp
at 7500 rpm
Aston Martin DB9 Coupé
510 bhp
424 bhp
Porsche 911 Carrera Coupé 4 GTS
620 NM
at 5500 rpm
Max. Torque
440 NM
at 5750 rpm
Aston Martin DB9 Coupé
620 NM
440 NM
Porsche 911 Carrera Coupé 4 GTS
Performance
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
183 mph
Maximum Speed
188 mph
4.6 sec
Acceleration 0 to 62 mph
4 sec
62 mph
62
mph
mph
64 m
0.000 sec
Aston Martin DB9 Coupé
62 mph
62
mph
mph
56 m
0.000 sec
Porsche 911 Carrera Coupé 4 GTS
▶ REPLAY
3.5 kg/bhp
Weight-to-Power Ratio
3.69 kg/bhp
Aston Martin DB9 Coupé
3.5 kg/bhp
3.69 kg/bhp
Porsche 911 Carrera Coupé 4 GTS
Fuel Economy / Emissions
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
Fuel Economy
20 mpg
combined
31 mpg
Aston Martin DB9 Coupé
20 mpg
31 mpg
Porsche 911 Carrera Coupé 4 GTS
13 mpg
city
23 mpg
No data
motorway
40 mpg
78 L
Fuel Tank Capacity
68 L
339 mi
Range
464 mi
Aston Martin DB9 Coupé
339 mi
464 mi
Porsche 911 Carrera Coupé 4 GTS
Environmental Impact
270.9 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).
172.4 kWh
Aston Martin DB9 Coupé
270.9 kWh
172.4 kWh
Porsche 911 Carrera Coupé 4 GTS
Euro 5
Emission Standard
Euro 6b (NEFZ)
333 g/km (NEFZ)
CO2 Emissions
212 g/km (NEFZ)
Practical Convenience
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4 GTS
3
Doors
2
4
No. of Seats
4
275 kg
Maximum Payload
330 kg
155 L
Boot Capacity
125 L




No data
Boot Capacity (Seats Down)
No data

















