The Comparative Analysis :
Porsche 911 Turbo Coupé S PDK (16 - 18) vs. Aston Martin DB9 Coupé Touchtronic (08 - 12)
€ 205,100
€ 172,900
€ 205,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 172,900
ⓘ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 0.8 inches lower than the Aston Martin DB9 Coupé.
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
51.1
74
77.9
51.9
73.8
81.7
74 in
Width
73.8 in
77.9 in
Width Incl. Mirrors
81.7 in
51.1 in
Height
51.9 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
3693 lb
Curb Weight
3968 lb
4387 lb
Gross Vehicle
Weight
Weight
4542 lb
Weight Difference:
276 lb
6.96 %
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 automatic 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
AM09
4
Valves
4
6
Cylinders
12
3.8 L / 186 cu in
Displacement
5.9 L / 289 cu in
572 hp
at 6750 rpm
Power
470 hp
at 6000 rpm
Porsche 911 Turbo Coupé S
572 hp
470 hp
Aston Martin DB9 Coupé
516 lb‑ft
at 2100 rpm
Max. Torque
443 lb‑ft
at 5000 rpm
Porsche 911 Turbo Coupé S
516 lb‑ft
443 lb‑ft
Aston Martin DB9 Coupé
Performance
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
205 mph
Maximum Speed
190 mph
2.9 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
131 ft
0.000 sec
Porsche 911 Turbo Coupé S
62 mph
62
mph
mph
233 ft
0.000 sec
Aston Martin DB9 Coupé
▶ REPLAY
6.46 lb/hp
Weight-to-Power Ratio
8.44 lb/hp
Porsche 911 Turbo Coupé S
6.46 lb/hp
8.44 lb/hp
Aston Martin DB9 Coupé
Fuel Economy / Emissions
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
Fuel Economy
26 mpg
combined
15 mpg
Porsche 911 Turbo Coupé S
26 mpg
15 mpg
Aston Martin DB9 Coupé
20 mpg
city
10 mpg
31 mpg
highway
No data
18 gal
Fuel Tank Capacity
22.5 gal
464 mi
Range
339 mi
Porsche 911 Turbo Coupé S
464 mi
339 mi
Aston Martin DB9 Coupé
Environmental Impact
172.4 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).
295.5 kWh
Porsche 911 Turbo Coupé S
172.4 kWh
295.5 kWh
Aston Martin DB9 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 5
341 g/mi (NEFZ)
CO2 Emissions
592 g/mi (NEFZ)
Practical Convenience
Porsche 911 Turbo Coupé S
Aston Martin DB9 Coupé
2
Doors
3
4
No. of Seats
4
694 lb
Maximum Payload
573 lb
3.3 cu ft
Trunk Volume
4.4 cu ft
No data
Cargo Volume (Seats Down)
No data
