Aston Martin DB9 vs. Porsche 911
In comparing the Aston Martin DB9 to the Porsche 911, the Aston Martin DB9 has the advantage in the area of base engine power. The Porsche 911 has the advantage in the area of fuel efficiency. Based on this comparison of the Aston Martin DB9 versus the Porsche 911, the two cars are fairly comparable.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Aston Martin DB9’s base engine makes 540 horsepower, and the Porsche 911 base engine makes 350 horsepower. The DB9 is rated to deliver an average of 15 miles per gallon, with a highway range of 391 miles. The 911 is rated to deliver an average of 22 miles per gallon, with a highway range of 456 miles. Both models use gasoline.
Pricing
New Asking Price:
-
Used Asking Price:
-
5-Year Depreciation (lower is better):
Pricing
New Asking Price:
-
Used Asking Price:
$71,819 - $234,330
5-Year Depreciation (lower is better):
15.2%
Aston Martin DB9 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
Porsche 911 Scores & Rankings
Overall Score:
8.7 / 10
Reliability:
8.4 / 10
Retained Value:
9.1 / 10
Safety:
Not available
Aston Martin DB9 Rankings
Not yet available
Porsche 911 Rankings
Ranking
1 out of / 40Ranking
1 out of / 40Ranking
9 out of / 40Summary Review
Not yet available
Summary Review
Not yet available
Pros and Cons
Not yet available
Pros and Cons
Not yet available
Available Body Styles
Convertible, Coupe
Available Body Styles
Convertible, Coupe
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Aston Martin DB9 Trim Levels
Not yet available
Porsche 911 Trim Levels
Not yet available
Warranty Information
Warranty, Bumper-to-Bumper:
3 years
Warranty, Powertrain:
3 years
Warranty, Roadside Assistance:
2 years
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specifications
Horsepower:
540 hp @ 6500 rpm
Torque:
457 foot-lbs @ 5500 rpm
Power-to-Weight Ratio (higher is better):
0.132 hp per pound
Base Drivetrain Specifications
Horsepower:
350 hp @ 7400 rpm
Torque:
287 foot-lbs @ 5600 rpm
Power-to-Weight Ratio (higher is better):
0.115 hp per pound
Engine Specifications
Engine Size:
6 liters
Engine Configuration:
V
Number of Cylinders:
12
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD
EPA Fuel Economy
(City/Highway/Combined MPG):
13 / 19 / 15
Range (city/hwy):
268 / 391 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
3.4 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Manual
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 27 / 22
Range (city/hwy):
321 / 456 miles
Recommended Fuel Type:
Gasoline
Standard/Optional Features
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Adaptive Cruise Control:
N/A
Android Auto:
N/A
Apple Car Play:
N/A
Cooled/Ventilated Seats:
N/A
Heated Seats
N/A
Heated Steering Wheel:
N/A
Keyless Ignition:
N/A
Sunroof/Moonroof:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Keyless Entry:
Standard
Leather Upholstery:
Standard
Navigation System:
Available
Adaptive Cruise Control:
Available
Android Auto:
N/A
Apple Car Play:
N/A
Cooled/Ventilated Seats:
Available
Heated Seats
Available
Heated Steering Wheel:
Available
Keyless Ignition:
Available
Sunroof/Moonroof:
Available
Wireless Smartphone Charging:
N/A
Safety Equipment
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Equipment
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
36.2 inches
Front Leg Room:
42.7 inches
Front Shoulder Room:
54.8 inches
Rear Head Room:
31.1 inches
Rear Leg Room:
24.9 inches
Rear Shoulder Room:
48.8 inches
Cargo Space:
6.6 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
38.4 inches
Front Leg Room:
41.6 inches
Front Shoulder Room:
51.5 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
9.1 cubic feet
Overall Interior Volume:
70.0 cubic feet
Exterior Dimensions
Curb Weight:
4100 lbs
Width:
81.1 inches
Height:
50.4 inches
Length:
185.8 inches
Wheelbase:
108.1 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3042 lbs
Width:
71.2 inches
Height:
51.3 inches
Length:
176.8 inches
Wheelbase:
96.5 inches
Ground Clearance:
4.6 inches
Standard Wheel/Tire Information
Wheel Size:
20.0 x 8.5 inches
Wheel Type:
painted alloy
Tire Size:
245/35ZR20
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
alloy
Tire Size:
235/40ZR19
