The Comparative Analysis :

Aston Martin DB9 GT Coupé Touchtronic (15 - 16) vs. Porsche 911 Carrera Coupé (15 - 18)

€ 187,000
Aston Martin DB9 GT Coupé Touchtronic (15 - 16) Aston Martin DB9 GT Coupé
€ 97,900
 Porsche 911 Carrera Coupé (15 - 18) Porsche 911 Carrera Coupé
€ 187,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 97,900

ⓘ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 GT Coupé is 22.1 cm longer, 6.7 cm wider and 1.2 cm lower than the Porsche 911 Carrera Coupé.
Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
1282
Blueprint Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
1875
2075
1294
Blueprint Porsche 911 Carrera Coupé (15 - 18)
1808
1978
1875 mm
Width
1808 mm
2075 mm
Width Incl. Mirrors
1978 mm
1282 mm
Height
1294 mm
Blueprint Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
2740
4720
Blueprint Porsche 911 Carrera Coupé (15 - 18)
2450
4499
4720 mm
Length
4499 mm
2740 mm
Wheelbase
2450 mm

Vehicle Weight

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
1785 kg
Kerb Weight
1505 kg
2060 kg
Gross Vehicle
Weight
1875 kg
Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
Weight Difference:
280 kg
15.69 %
Porsche 911 Carrera Coupé (15 - 18)

General

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
VH1
Generation
991
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
6-speed automatic transmission
Transmission
7-speed manual transmission

Engine

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
V12 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
6-cylinder boxer petrol engine with two tur­bo­chargers (bi­turbo)
AM11
Engine Code
4
Valves
4
12
Cylinders
6
5935 CC
Engine Capacity
2981 CC
540 bhp
at 6750 rpm
Power
365 bhp
at 6500 rpm
Aston Martin DB9 GT Coupé
540 bhp
365 bhp
Porsche 911 Carrera Coupé
620 NM
at 5500 rpm
Max. Torque
450 NM
at 1700 rpm
Aston Martin DB9 GT Coupé
620 NM
450 NM
Porsche 911 Carrera Coupé

Performance

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
183 mph
Maximum Speed
183 mph
4.5 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph 62
mph

63 m
0.000 sec

Aston Martin DB9 GT Coupé

62 mph 62
mph

64 m
0.000 sec

Porsche 911 Carrera Coupé

▶ REPLAY
3.31 kg/bhp
Weight-to-Power Ratio
4.12 kg/bhp
Aston Martin DB9 GT Coupé
3.31 kg/bhp
4.12 kg/bhp
Porsche 911 Carrera Coupé

Fuel Economy / Emissions

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
Fuel Economy
20 mpg
combined
34 mpg
Aston Martin DB9 GT Coupé
20 mpg
34 mpg
Porsche 911 Carrera Coupé
13 mpg
city
24 mpg
No data
motorway
45 mpg
Kraftstoffanzeige
78 L
Fuel Tank Capacity
64 L
Kraftstoffanzeige
339 mi
Range
479 mi
Aston Martin DB9 GT Coupé
339 mi
479 mi
Porsche 911 Carrera Coupé
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).
157.2 kWh
Aston Martin DB9 GT Coupé
270.9 kWh
157.2 kWh
Porsche 911 Carrera Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
333 g/km (NEFZ)
CO2 Emissions
190 g/km (NEFZ)

Practical Convenience

Aston Martin DB9 GT Coupé
Porsche 911 Carrera Coupé
3
Doors
2
4
No. of Seats
4
275 kg
Maximum Payload
370 kg
155 L
Boot Capacity
145 L
No data
Boot Capacity (Seats Down)
No data