The Comparative Analysis :

Aston Martin DB9 Coupé Touchtronic (08 - 12) vs. Porsche 911 Carrera Coupé GTS PDK (14 - 15)

€ 172,900
Aston Martin DB9 Coupé Touchtronic (08 - 12) Aston Martin DB9 Coupé
€ 121,700
 Porsche 911 Carrera Coupé GTS PDK (14 - 15) Porsche 911 Carrera Coupé GTS
€ 172,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 121,700

ⓘ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 7.9 inches longer, 0.9 inches wider and 0.9 inches taller than the Porsche 911 Carrera Coupé GTS.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
51.9
Blueprint Aston Martin DB9 Coupé Touchtronic (08 - 12)
73.8
81.7
51
Blueprint Porsche 911 Carrera Coupé GTS PDK (14 - 15)
72.9
77.9
73.8 in
Width
72.9 in
81.7 in
Width Incl. Mirrors
77.9 in
51.9 in
Height
51 in
Blueprint Aston Martin DB9 Coupé Touchtronic (08 - 12)
107.9
185.4
Blueprint Porsche 911 Carrera Coupé GTS PDK (14 - 15)
96.5
177.5
185.4 in
Length
177.5 in
107.9 in
Wheelbase
96.5 in

Vehicle Weight

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
3968 lb
Curb Weight
3351 lb
4542 lb
Gross Vehicle
Weight
4123 lb
Aston Martin DB9 Coupé Touchtronic (08 - 12)
Weight Difference:
617 lb
15.55 %
Porsche 911 Carrera Coupé GTS PDK (14 - 15)

General

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
VH1
Generation
991
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
V12 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
6-cylinder boxer gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
AM09
Engine Code
4
Valves
4
12
Cylinders
6
5.9 L / 289 cu in
Displacement
3.8 L / 186 cu in
470 hp
at 6000 rpm
Power
424 hp
at 7500 rpm
Aston Martin DB9 Coupé
470 hp
424 hp
Porsche 911 Carrera Coupé GTS
443 lb‑ft
at 5000 rpm
Max. Torque
325 lb‑ft
at 5750 rpm
Aston Martin DB9 Coupé
443 lb‑ft
325 lb‑ft
Porsche 911 Carrera Coupé GTS

Performance

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
190 mph
Maximum Speed
189 mph
5.1 sec
Acceleration 0 to 62 mph
4 sec
62 mph 62
mph

233 ft
0.000 sec

Aston Martin DB9 Coupé

62 mph 62
mph

184 ft
0.000 sec

Porsche 911 Carrera Coupé GTS

▶ REPLAY
8.44 lb/hp
Weight-to-Power Ratio
7.9 lb/hp
Aston Martin DB9 Coupé
8.44 lb/hp
7.9 lb/hp
Porsche 911 Carrera Coupé GTS

Fuel Economy / Emissions

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
Fuel Economy
15 mpg
combined
27 mpg
Aston Martin DB9 Coupé
15 mpg
27 mpg
Porsche 911 Carrera Coupé GTS
10 mpg
city
19 mpg
No data
highway
35 mpg
Kraftstoffanzeige
22.5 gal
Fuel Tank Capacity
16.9 gal
Kraftstoffanzeige
339 mi
Range
457 mi
Aston Martin DB9 Coupé
339 mi
457 mi
Porsche 911 Carrera Coupé GTS
Environmental Impact
295.5 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).
164.8 kWh
Aston Martin DB9 Coupé
295.5 kWh
164.8 kWh
Porsche 911 Carrera Coupé GTS
Euro 5
Emission Standard
Euro 6b (NEFZ)
592 g/mi (NEFZ)
CO2 Emissions
325 g/mi (NEFZ)

Practical Convenience

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé GTS
3
Doors
2
4
No. of Seats
4
573 lb
Maximum Payload
772 lb
4.4 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data