2003 Aston Martin DB7 vs. 2008 Cadillac STS
To start off, 2008 Cadillac STS is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB7 (414 HP @ 6000 RPM) has 93 more horse power than 2008 Cadillac STS. (321 HP @ 6400 RPM). In normal driving conditions, 2003 Aston Martin DB7 should accelerate faster than 2008 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2003 Aston Martin DB7 weights approximately 63 kg more than 2008 Cadillac STS. 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, 2003 Aston Martin DB7 (550 Nm @ 5000 RPM) has 123 more torque (in Nm) than 2008 Cadillac STS. (427 Nm @ 4400 RPM). This means 2003 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS. 2008 Cadillac STS has automatic transmission and 2003 Aston Martin DB7 has manual transmission. 2003 Aston Martin DB7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Aston Martin DB7 | 2008 Cadillac STS | |
| Make | Aston Martin | Cadillac |
| Model | DB7 | STS |
| Year Released | 2003 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4565 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 321 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 550 Nm | 427 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1875 kg | 1812 kg |
| Vehicle Length | 4720 mm | 4990 mm |
| Vehicle Width | 1830 mm | 1850 mm |
| Vehicle Height | 1240 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2960 mm |
| Fuel Tank Capacity | 89 L | 66 L |
