2008 Aston Martin DB7 vs. 2003 Infiniti Q45
To start off, 2008 Aston Martin DB7 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 5,935 cc (12 cylinders), 2008 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2008 Aston Martin DB7 (444 HP @ 6000 RPM) has 104 more horse power than 2003 Infiniti Q45. (340 HP @ 6400 RPM). In normal driving conditions, 2008 Aston Martin DB7 should accelerate faster than 2003 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB7 weights approximately 106 kg more than 2003 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 Aston Martin DB7 (543 Nm @ 5000 RPM) has 92 more torque (in Nm) than 2003 Infiniti Q45. (451 Nm @ 4000 RPM). This means 2008 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Infiniti Q45.
Compare all specifications:
| 2008 Aston Martin DB7 | 2003 Infiniti Q45 | |
| Make | Aston Martin | Infiniti |
| Model | DB7 | Q45 |
| Year Released | 2008 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4494 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 340 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 543 Nm | 451 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1804 kg |
| Vehicle Length | 4640 mm | 5080 mm |
| Vehicle Height | 1260 mm | 1500 mm |
| Wheelbase Size | 2600 mm | 2880 mm |
| Fuel Tank Capacity | 82 L | 81 L |
