The Comparative Analysis :
Aston Martin DB9 Coupé Touchtronic (13 - 15) vs. Porsche 911 Carrera Coupé S PDK (15 - 18)
€ 178,000
€ 115,600
€ 178,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 115,600
ⓘ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 8.7 inches longer, 2.6 inches wider and 0.9 inches taller than the Porsche 911 Carrera Coupé S.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
51.9
73.8
81.7
51
71.2
77.9
73.8 in
Width
71.2 in
81.7 in
Width Incl. Mirrors
77.9 in
51.9 in
Height
51 in
107.9
185.8
96.5
177.1
185.8 in
Length
177.1 in
107.9 in
Wheelbase
96.5 in
Vehicle Weight
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
3935 lb
Curb Weight
3384 lb
4542 lb
Gross Vehicle
Weight
Weight
4222 lb
Weight Difference:
551 lb
14 %
General
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
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 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 L / 147 cu in
510 hp
at 6500 rpm
Power
414 hp
at 6500 rpm
Aston Martin DB9 Coupé
510 hp
414 hp
Porsche 911 Carrera Coupé S
457 lb‑ft
at 5500 rpm
Max. Torque
369 lb‑ft
at 1700 rpm
Aston Martin DB9 Coupé
457 lb‑ft
369 lb‑ft
Porsche 911 Carrera Coupé S
Performance
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
183 mph
Maximum Speed
190 mph
4.6 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph
62
mph
mph
210 ft
0.000 sec
Aston Martin DB9 Coupé
62 mph
62
mph
mph
187 ft
0.000 sec
Porsche 911 Carrera Coupé S
▶ REPLAY
7.72 lb/hp
Weight-to-Power Ratio
8.17 lb/hp
Aston Martin DB9 Coupé
7.72 lb/hp
8.17 lb/hp
Porsche 911 Carrera Coupé S
Fuel Economy / Emissions
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
Fuel Economy
16 mpg
combined
31 mpg
Aston Martin DB9 Coupé
16 mpg
31 mpg
Porsche 911 Carrera Coupé S
11 mpg
city
23 mpg
No data
highway
37 mpg
20.6 gal
Fuel Tank Capacity
16.9 gal
332 mi
Range
516 mi
Aston Martin DB9 Coupé
332 mi
516 mi
Porsche 911 Carrera Coupé S
Environmental Impact
276.6 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).
145.8 kWh
Aston Martin DB9 Coupé
276.6 kWh
145.8 kWh
Porsche 911 Carrera Coupé S
Euro 5
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
555 g/mi (NEFZ)
CO2 Emissions
280 g/mi (NEFZ)
Practical Convenience
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
3
Doors
2
4
No. of Seats
4
606 lb
Maximum Payload
838 lb
4.4 cu ft
Trunk Volume
4.1 cu ft
No data
Cargo Volume (Seats Down)
No data
