2004 Aston Martin DB7 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2004 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2004 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB7 (414 HP @ 6000 RPM) has 59 more horse power than 2007 Porsche 911. (355 HP @ 6600 RPM). In normal driving conditions, 2004 Aston Martin DB7 should accelerate faster than 2007 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB7 weights approximately 403 kg more than 2007 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Aston Martin DB7. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2004 Aston Martin DB7 (550 Nm @ 5000 RPM) has 149 more torque (in Nm) than 2007 Porsche 911. (401 Nm @ 4600 RPM). This means 2004 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911.
Compare all specifications:
| 2004 Aston Martin DB7 | 2007 Porsche 911 | |
| Make | Aston Martin | Porsche |
| Model | DB7 | 911 |
| Year Released | 2004 | 2007 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5935 cc | 3824 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 355 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 550 Nm | 401 Nm |
| Torque RPM | 5000 RPM | 4600 RPM |
| Engine Bore Size | 89 mm | 100 mm |
| Engine Stroke Size | 79.5 mm | 76 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1878 kg | 1475 kg |
| Vehicle Length | 4720 mm | 4470 mm |
| Vehicle Width | 1830 mm | 1860 mm |
| Vehicle Height | 1270 mm | 1310 mm |
| Wheelbase Size | 2600 mm | 2360 mm |
| Fuel Tank Capacity | 89 L | 67 L |
