The Comparative Analysis :
Porsche 911 Turbo Coupé S PDK (13 - 15) vs. Aston Martin DB9 Coupé (06 - 08)
€ 197,000
€ 158,900
€ 197,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 158,900
ⓘ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 Porsche 911 Turbo Coupé S is 8 inches shorter, 0.2 inches wider and an inch taller than the Aston Martin DB9 Coupé.
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
51
74
77.9
50
73.8
81.7
74 in
Width
73.8 in
77.9 in
Width Incl. Mirrors
81.7 in
51 in
Height
50 in
96.5
177.4
107.9
185.4
177.4 in
Length
185.4 in
96.5 in
Wheelbase
107.9 in
Vehicle Weight
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
3704 lb
Curb Weight
3770 lb
4387 lb
Gross Vehicle
Weight
Weight
4542 lb
Weight Difference:
66 lb
1.75 %
General
Porsche 911 Turbo Coupé S
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 dual clutch transmission
Transmission
6-speed manual transmission
Engine
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
Engine Type
V12 gasoline engine (naturally aspirated engine)
Engine Code
AM04
4
Valves
4
6
Cylinders
12
3.8 L / 186 cu in
Displacement
5.9 L / 289 cu in
552 hp
at 6500 rpm
Power
450 hp
at 6000 rpm
Porsche 911 Turbo Coupé S
552 hp
450 hp
Aston Martin DB9 Coupé
516 lb‑ft
at 2100 rpm
Max. Torque
420 lb‑ft
at 5000 rpm
Porsche 911 Turbo Coupé S
516 lb‑ft
420 lb‑ft
Aston Martin DB9 Coupé
Performance
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
198 mph
Maximum Speed
186 mph
3.1 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
141 ft
0.000 sec
Porsche 911 Turbo Coupé S
62 mph
62
mph
mph
223 ft
0.000 sec
Aston Martin DB9 Coupé
▶ REPLAY
6.71 lb/hp
Weight-to-Power Ratio
8.38 lb/hp
Porsche 911 Turbo Coupé S
6.71 lb/hp
8.38 lb/hp
Aston Martin DB9 Coupé
Fuel Economy / Emissions
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
Fuel Economy
24 mpg
combined
13 mpg
Porsche 911 Turbo Coupé S
24 mpg
13 mpg
Aston Martin DB9 Coupé
18 mpg
city
9 mpg
31 mpg
highway
No data
18 gal
Fuel Tank Capacity
21.1 gal
436 mi
Range
279 mi
Porsche 911 Turbo Coupé S
436 mi
279 mi
Aston Martin DB9 Coupé
Environmental Impact
183.8 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).
337.2 kWh
Porsche 911 Turbo Coupé S
183.8 kWh
337.2 kWh
Aston Martin DB9 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 4
365 g/mi (NEFZ)
CO2 Emissions
678 g/mi (NEFZ)
Practical Convenience
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
2
Doors
3
4
No. of Seats
4
683 lb
Maximum Payload
772 lb
3.3 cu ft
Trunk Volume
4.4 cu ft
No data
Cargo Volume (Seats Down)
No data
