The Comparative Analysis :
Aston Martin DB9 Coupé Touchtronic (08 - 12) vs. Porsche 911 Carrera Coupé S PDK (19 - ..)
€ 172,900
€ 120,100
€ 172,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 120,100
ⓘ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 7.5 inches longer, 0.9 inches wider and 0.7 inches taller than the Porsche 911 Carrera Coupé S.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
51.9
73.8
81.7
51.2
72.9
79.7
73.8 in
Width
72.9 in
81.7 in
Width Incl. Mirrors
79.7 in
51.9 in
Height
51.2 in
107.9
185.4
96.5
177.9
185.4 in
Length
177.9 in
107.9 in
Wheelbase
96.5 in
Vehicle Weight
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
3968 lb
Curb Weight
3505 lb
4542 lb
Gross Vehicle
Weight
Weight
4376 lb
Weight Difference:
463 lb
11.67 %
General
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
VH1
Generation
992
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
8-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)
AM09
Engine Code
4
Valves
4
12
Cylinders
6
5.9 L / 289 cu in
Displacement
3 L / 147 cu in
470 hp
at 6000 rpm
Power
444 hp
at 6500 rpm
Aston Martin DB9 Coupé
470 hp
444 hp
Porsche 911 Carrera Coupé S
443 lb‑ft
at 5000 rpm
Max. Torque
391 lb‑ft
at 2300 rpm
Aston Martin DB9 Coupé
443 lb‑ft
391 lb‑ft
Porsche 911 Carrera Coupé S
Performance
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
190 mph
Maximum Speed
191 mph
5.1 sec
Acceleration 0 to 62 mph
3.7 sec
62 mph
62
mph
mph
233 ft
0.000 sec
Aston Martin DB9 Coupé
62 mph
62
mph
mph
167 ft
0.000 sec
Porsche 911 Carrera Coupé S
▶ REPLAY
8.44 lb/hp
Weight-to-Power Ratio
7.89 lb/hp
Aston Martin DB9 Coupé
8.44 lb/hp
7.89 lb/hp
Porsche 911 Carrera Coupé S
Fuel Economy / Emissions
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
Fuel Economy
15 mpg
combined
26 mpg
Aston Martin DB9 Coupé
15 mpg
26 mpg
Porsche 911 Carrera Coupé S
10 mpg
city
22 mpg
No data
highway
30 mpg
22.5 gal
Fuel Tank Capacity
16.9 gal
339 mi
Range
447 mi
Aston Martin DB9 Coupé
339 mi
447 mi
Porsche 911 Carrera Coupé S
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).
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).
168.7 kWh
Aston Martin DB9 Coupé
295.5 kWh
168.7 kWh
Porsche 911 Carrera Coupé S
Euro 5
Emission Standard
Euro 6d
592 g/mi (NEFZ)
CO2 Emissions
362 g/mi (WLTP)
Practical Convenience
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé S
3
Doors
2
4
No. of Seats
4
573 lb
Maximum Payload
871 lb
4.4 cu ft
Trunk Volume
3.7 cu ft
No data
Cargo Volume (Seats Down)
No data
