The Comparative Analysis :
Aston Martin DB9 Coupé (12 - 13) vs. Porsche 911 Turbo Coupé S PDK (13 - 15)
€ 175,000
€ 197,000
€ 175,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 197,000
ⓘ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 Coupé is 8.4 inches longer, 0.2 inches narrower and 0.9 inches taller than the Porsche 911 Turbo Coupé S.
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
51.9
73.8
81.7
51
74
77.9
73.8 in
Width
74 in
81.7 in
Width Incl. Mirrors
77.9 in
51.9 in
Height
51 in
107.9
185.8
96.5
177.4
185.8 in
Length
177.4 in
107.9 in
Wheelbase
96.5 in
Vehicle Weight
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
3935 lb
Curb Weight
3704 lb
4542 lb
Gross Vehicle
Weight
Weight
4387 lb
Weight Difference:
231 lb
5.87 %
General
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
VH1
Generation
991
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
7-speed dual clutch transmission
Engine
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
V12 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
AM11
Engine Code
4
Valves
4
12
Cylinders
6
5.9 L / 289 cu in
Displacement
3.8 L / 186 cu in
510 hp
at 6500 rpm
Power
552 hp
at 6500 rpm
Aston Martin DB9 Coupé
510 hp
552 hp
Porsche 911 Turbo Coupé S
457 lb‑ft
at 5500 rpm
Max. Torque
516 lb‑ft
at 2100 rpm
Aston Martin DB9 Coupé
457 lb‑ft
516 lb‑ft
Porsche 911 Turbo Coupé S
Performance
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
183 mph
Maximum Speed
198 mph
4.6 sec
Acceleration 0 to 62 mph
3.1 sec
62 mph
62
mph
mph
210 ft
0.000 sec
Aston Martin DB9 Coupé
62 mph
62
mph
mph
141 ft
0.000 sec
Porsche 911 Turbo Coupé S
▶ REPLAY
7.72 lb/hp
Weight-to-Power Ratio
6.71 lb/hp
Aston Martin DB9 Coupé
7.72 lb/hp
6.71 lb/hp
Porsche 911 Turbo Coupé S
Fuel Economy / Emissions
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
Fuel Economy
16 mpg
combined
24 mpg
Aston Martin DB9 Coupé
16 mpg
24 mpg
Porsche 911 Turbo Coupé S
11 mpg
city
18 mpg
No data
highway
31 mpg
20.6 gal
Fuel Tank Capacity
18 gal
339 mi
Range
436 mi
Aston Martin DB9 Coupé
339 mi
436 mi
Porsche 911 Turbo Coupé S
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).
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).
183.8 kWh
Aston Martin DB9 Coupé
270.9 kWh
183.8 kWh
Porsche 911 Turbo Coupé S
Euro 5
Emission Standard
Euro 6b (NEFZ)
536 g/mi (NEFZ)
CO2 Emissions
365 g/mi (NEFZ)
Practical Convenience
Aston Martin DB9 Coupé
Porsche 911 Turbo Coupé S
3
Doors
2
4
No. of Seats
4
606 lb
Maximum Payload
683 lb
4.4 cu ft
Trunk Volume
3.3 cu ft
No data
Cargo Volume (Seats Down)
No data
