2005 Aston Martin DB9 vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2005 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2005 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2005 Aston Martin DB9 (444 HP @ 6000 RPM) has 191 more horse power than 2007 Cadillac STS. (253 HP @ 6500 RPM). In normal driving conditions, 2005 Aston Martin DB9 should accelerate faster than 2007 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 72 kg more than 2005 Aston Martin DB9.
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, 2005 Aston Martin DB9 (571 Nm @ 5000 RPM) has 229 more torque (in Nm) than 2007 Cadillac STS. (342 Nm @ 3200 RPM). This means 2005 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac STS. 2007 Cadillac STS has automatic transmission and 2005 Aston Martin DB9 has manual transmission. 2005 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Aston Martin DB9 | 2007 Cadillac STS | |
| Make | Aston Martin | Cadillac |
| Model | DB9 | STS |
| Year Released | 2005 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 3563 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 253 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 571 Nm | 342 Nm |
| Torque RPM | 5000 RPM | 3200 RPM |
| Engine Bore Size | 89 mm | 94 mm |
| Engine Stroke Size | 79.5 mm | 85.6 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 230 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 7.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1782 kg |
| Vehicle Length | 4710 mm | 4990 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2960 mm |
| Fuel Consumption Overall | 15.7 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 85 L | 66 L |
