The Comparative Analysis :

Aston Martin DB9 Coupé (08 - 12) vs. Porsche 911 Carrera Coupé 4S (08 - 12)

€ 168,300
Aston Martin DB9 Coupé (08 - 12) Aston Martin DB9 Coupé
€ 105,400
 Porsche 911 Carrera Coupé 4S (08 - 12) Porsche 911 Carrera Coupé 4S
€ 168,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 105,400

ⓘ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 27.5 cm longer, 2.3 cm wider and 1.8 cm taller than the Porsche 911 Carrera Coupé 4S.
Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
1318
Blueprint Aston Martin DB9 Coupé (08 - 12)
1875
2075
1300
Blueprint Porsche 911 Carrera Coupé 4S (08 - 12)
1852
2052
1875 mm
Width
1852 mm
2075 mm
Width Incl. Mirrors
2052 mm
1318 mm
Height
1300 mm
Blueprint Aston Martin DB9 Coupé (08 - 12)
2740
4710
Blueprint Porsche 911 Carrera Coupé 4S (08 - 12)
2350
4435
4710 mm
Length
4435 mm
2740 mm
Wheelbase
2350 mm

Vehicle Weight

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
1710 kg
Kerb Weight
1555 kg
2060 kg
Gross Vehicle
Weight
1880 kg
Aston Martin DB9 Coupé (08 - 12)
Weight Difference:
155 kg
9.06 %
Porsche 911 Carrera Coupé 4S (08 - 12)

General

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
VH1
Generation
997
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
6-speed manual transmission
Transmission
6-speed manual transmission

Engine

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
V12 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
6-cylinder boxer petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
AM09
Engine Code
4
Valves
4
12
Cylinders
6
5935 CC
Engine Capacity
3800 CC
470 bhp
at 6000 rpm
Power
380 bhp
at 6500 rpm
Aston Martin DB9 Coupé
470 bhp
380 bhp
Porsche 911 Carrera Coupé 4S
600 NM
at 5000 rpm
Max. Torque
420 NM
at 4400 rpm
Aston Martin DB9 Coupé
600 NM
420 NM
Porsche 911 Carrera Coupé 4S

Performance

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
190 mph
Maximum Speed
185 mph
4.9 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph 62
mph

68 m
0.000 sec

Aston Martin DB9 Coupé

62 mph 62
mph

65 m
0.000 sec

Porsche 911 Carrera Coupé 4S

▶ REPLAY
3.64 kg/bhp
Weight-to-Power Ratio
4.09 kg/bhp
Aston Martin DB9 Coupé
3.64 kg/bhp
4.09 kg/bhp
Porsche 911 Carrera Coupé 4S

Fuel Economy / Emissions

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
Fuel Economy
17 mpg
combined
26 mpg
Aston Martin DB9 Coupé
17 mpg
26 mpg
Porsche 911 Carrera Coupé 4S
11 mpg
city
17 mpg
No data
motorway
37 mpg
Kraftstoffanzeige
85 L
Fuel Tank Capacity
67 L
Kraftstoffanzeige
322 mi
Range
378 mi
Aston Martin DB9 Coupé
322 mi
378 mi
Porsche 911 Carrera Coupé 4S
Environmental Impact
310.8 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).
208.4 kWh
Aston Martin DB9 Coupé
310.8 kWh
208.4 kWh
Porsche 911 Carrera Coupé 4S
Euro 5
Emission Standard
Euro 5
389 g/km (NEFZ)
CO2 Emissions
259 g/km (NEFZ)

Practical Convenience

Aston Martin DB9 Coupé
Porsche 911 Carrera Coupé 4S
3
Doors
2
4
No. of Seats
4
350 kg
Maximum Payload
325 kg
155 L
Boot Capacity
105 L
No data
Boot Capacity (Seats Down)
No data