The Comparative Analysis :

Aston Martin DB9 GT Coupé Touchtronic (15 - 16) vs. Porsche 911 Turbo Coupé (09 - 13)

€ 187,000
Aston Martin DB9 GT Coupé Touchtronic (15 - 16) Aston Martin DB9 GT Coupé
€ 150,200
 Porsche 911 Turbo Coupé (09 - 13) Porsche 911 Turbo Coupé
€ 187,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 150,200

ⓘ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 GT Coupé is 10.6 inches longer, 0.9 inches wider and 0.7 inches lower than the Porsche 911 Turbo Coupé.
Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
50.5
Blueprint Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
73.8
81.7
51.2
Blueprint Porsche 911 Turbo Coupé (09 - 13)
72.9
80.8
73.8 in
Width
72.9 in
81.7 in
Width Incl. Mirrors
80.8 in
50.5 in
Height
51.2 in
Blueprint Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
107.9
185.8
Blueprint Porsche 911 Turbo Coupé (09 - 13)
92.5
175.2
185.8 in
Length
175.2 in
107.9 in
Wheelbase
92.5 in

Vehicle Weight

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
3935 lb
Curb Weight
3627 lb
4542 lb
Gross Vehicle
Weight
4266 lb
Aston Martin DB9 GT Coupé Touchtronic (15 - 16)
Weight Difference:
309 lb
7.85 %
Porsche 911 Turbo Coupé (09 - 13)

General

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
VH1
Generation
997
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
6-speed manual transmission

Engine

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
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
540 hp
at 6750 rpm
Power
493 hp
at 6000 rpm
Aston Martin DB9 GT Coupé
540 hp
493 hp
Porsche 911 Turbo Coupé
457 lb‑ft
at 5500 rpm
Max. Torque
479 lb‑ft
at 1950 rpm
Aston Martin DB9 GT Coupé
457 lb‑ft
479 lb‑ft
Porsche 911 Turbo Coupé

Performance

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
183 mph
Maximum Speed
194 mph
4.5 sec
Acceleration 0 to 62 mph
3.7 sec
62 mph 62
mph

207 ft
0.000 sec

Aston Martin DB9 GT Coupé

62 mph 62
mph

167 ft
0.000 sec

Porsche 911 Turbo Coupé

▶ REPLAY
7.29 lb/hp
Weight-to-Power Ratio
7.36 lb/hp
Aston Martin DB9 GT Coupé
7.29 lb/hp
7.36 lb/hp
Porsche 911 Turbo Coupé

Fuel Economy / Emissions

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
Fuel Economy
16 mpg
combined
20 mpg
Aston Martin DB9 GT Coupé
16 mpg
20 mpg
Porsche 911 Turbo Coupé
11 mpg
city
14 mpg
No data
highway
28 mpg
Kraftstoffanzeige
20.6 gal
Fuel Tank Capacity
17.7 gal
Kraftstoffanzeige
339 mi
Range
359 mi
Aston Martin DB9 GT Coupé
339 mi
359 mi
Porsche 911 Turbo Coupé
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).
219.8 kWh
Aston Martin DB9 GT Coupé
270.9 kWh
219.8 kWh
Porsche 911 Turbo Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 5
536 g/mi (NEFZ)
CO2 Emissions
438 g/mi (NEFZ)

Practical Convenience

Aston Martin DB9 GT Coupé
Porsche 911 Turbo Coupé
3
Doors
2
4
No. of Seats
4
606 lb
Maximum Payload
639 lb
4.4 cu ft
Trunk Volume
3 cu ft
No data
Cargo Volume (Seats Down)
No data