The Comparative Analysis :
Porsche 911 Carrera Coupé 4 GTS (14 - 15) vs. Aston Martin DB9 Coupé (08 - 12)
€ 124,700
€ 168,300
€ 124,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 168,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Coupé 4 GTS is considerably smaller in every dimension. It's 7.9 inches shorter, 0.9 inches narrower and 0.9 inches lower than the Aston Martin DB9 Coupé.
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
51
72.9
77.9
51.9
73.8
81.7
72.9 in
Width
73.8 in
77.9 in
Width Incl. Mirrors
81.7 in
51 in
Height
51.9 in
96.5
177.5
107.9
185.4
177.5 in
Length
185.4 in
96.5 in
Wheelbase
107.9 in
Vehicle Weight
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
3406 lb
Curb Weight
3770 lb
4134 lb
Gross Vehicle
Weight
Weight
4542 lb
Weight Difference:
364 lb
9.66 %
General
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
991
Generation
VH1
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
7-speed manual transmission
Transmission
6-speed manual transmission
Engine
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
6-cylinder boxer gasoline engine (naturally aspirated engine)
Engine Type
V12 gasoline engine (naturally aspirated engine)
Engine Code
AM09
4
Valves
4
6
Cylinders
12
3.8 L / 186 cu in
Displacement
5.9 L / 289 cu in
424 hp
at 7500 rpm
Power
470 hp
at 6000 rpm
Porsche 911 Carrera Coupé 4 GTS
424 hp
470 hp
Aston Martin DB9 Coupé
325 lb‑ft
at 5750 rpm
Max. Torque
443 lb‑ft
at 5000 rpm
Porsche 911 Carrera Coupé 4 GTS
325 lb‑ft
443 lb‑ft
Aston Martin DB9 Coupé
Performance
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
189 mph
Maximum Speed
190 mph
4.4 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
200 ft
0.000 sec
Porsche 911 Carrera Coupé 4 GTS
62 mph
62
mph
mph
223 ft
0.000 sec
Aston Martin DB9 Coupé
▶ REPLAY
8.03 lb/hp
Weight-to-Power Ratio
8.02 lb/hp
Porsche 911 Carrera Coupé 4 GTS
8.03 lb/hp
8.02 lb/hp
Aston Martin DB9 Coupé
Fuel Economy / Emissions
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
Fuel Economy
24 mpg
combined
14 mpg
Porsche 911 Carrera Coupé 4 GTS
24 mpg
14 mpg
Aston Martin DB9 Coupé
17 mpg
city
10 mpg
31 mpg
highway
No data
18 gal
Fuel Tank Capacity
22.5 gal
427 mi
Range
322 mi
Porsche 911 Carrera Coupé 4 GTS
427 mi
322 mi
Aston Martin DB9 Coupé
Environmental Impact
187.5 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).
310.8 kWh
Porsche 911 Carrera Coupé 4 GTS
187.5 kWh
310.8 kWh
Aston Martin DB9 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 5
375 g/mi (NEFZ)
CO2 Emissions
626 g/mi (NEFZ)
Practical Convenience
Porsche 911 Carrera Coupé 4 GTS
Aston Martin DB9 Coupé
2
Doors
3
4
No. of Seats
4
728 lb
Maximum Payload
772 lb
3.5 cu ft
Trunk Volume
4.4 cu ft
No data
Cargo Volume (Seats Down)
No data
