2007 Alpina B5 vs. 2012 Aston Martin DB9
To start off, 2012 Aston Martin DB9 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Alpina B5. In addition, the cost of maintenance, including insurance, on 2007 Alpina B5 would be higher. At 5,900 cc (12 cylinders), 2012 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 23 more horse power than 2012 Aston Martin DB9. (470 HP @ 6000 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2012 Aston Martin DB9. With that said, vehicle weight also plays an important factor in acceleration. 2012 Aston Martin DB9 weights approximately 78 kg more than 2007 Alpina B5.
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, 2007 Alpina B5 (700 Nm @ 4250 RPM) has 100 more torque (in Nm) than 2012 Aston Martin DB9. (600 Nm @ 5000 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2012 Aston Martin DB9. 2007 Alpina B5 has automatic transmission and 2012 Aston Martin DB9 has manual transmission. 2012 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alpina B5 | 2012 Aston Martin DB9 | |
| Make | Alpina | Aston Martin |
| Model | B5 | DB9 |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 5900 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 470 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 700 Nm | 600 Nm |
| Torque RPM | 4250 RPM | 5000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1722 kg | 1800 kg |
| Vehicle Length | 4850 mm | 4709 mm |
| Vehicle Width | 1850 mm | 1875 mm |
| Vehicle Height | 1470 mm | 1270 mm |
| Wheelbase Size | 2890 mm | 2746 mm |
| Fuel Tank Capacity | 70 L | 80 L |
