2008 Aston Martin DB7 vs. 2005 Cadillac SRX
To start off, 2008 Aston Martin DB7 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Cadillac SRX. In addition, the cost of maintenance, including insurance, on 2005 Cadillac SRX 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 189 more horse power than 2005 Cadillac SRX. (255 HP @ 6400 RPM). In normal driving conditions, 2008 Aston Martin DB7 should accelerate faster than 2005 Cadillac SRX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac SRX weights approximately 50 kg more than 2008 Aston Martin DB7.
Because 2005 Cadillac SRX is four wheel drive (4WD), it will have significant more traction and grip than 2008 Aston Martin DB7. In wet, icy, snow, or gravel driving conditions, 2005 Cadillac SRX 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, 2008 Aston Martin DB7 (542 Nm @ 5000 RPM) has 200 more torque (in Nm) than 2005 Cadillac SRX. (342 Nm @ 2800 RPM). This means 2008 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Cadillac SRX.
Compare all specifications:
| 2008 Aston Martin DB7 | 2005 Cadillac SRX | |
| Make | Aston Martin | Cadillac |
| Model | DB7 | SRX |
| Year Released | 2008 | 2005 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 3556 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 255 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 542 Nm | 342 Nm |
| Torque RPM | 5000 RPM | 2800 RPM |
| Engine Bore Size | 89.1 mm | 94 mm |
| Engine Stroke Size | 79.5 mm | 86 mm |
| Engine Compression Ratio | 10.3:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1910 kg | 1960 kg |
| Vehicle Length | 4720 mm | 4960 mm |
| Vehicle Height | 1280 mm | 1730 mm |
| Wheelbase Size | 2600 mm | 2960 mm |
