2003 Alpina B7 vs. 2009 Aston Martin DB9
To start off, 2009 Aston Martin DB9 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 5,933 cc (12 cylinders), 2009 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2009 Aston Martin DB9 (510 HP @ 6500 RPM) has 18 more horse power than 2003 Alpina B7. (492 HP @ 5500 RPM) In normal driving conditions, 2009 Aston Martin DB9 should accelerate faster than 2003 Alpina B7. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 230 kg more than 2009 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, 2003 Alpina B7 (700 Nm @ 4250 RPM) has 130 more torque (in Nm) than 2009 Aston Martin DB9. (570 Nm @ 5750 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Aston Martin DB9. 2003 Alpina B7 has automatic transmission and 2009 Aston Martin DB9 has manual transmission. 2009 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alpina B7 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alpina B7 | 2009 Aston Martin DB9 | |
| Make | Alpina | Aston Martin |
| Model | B7 | DB9 |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4399 cc | 5933 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 510 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 700 Nm | 570 Nm |
| Torque RPM | 4250 RPM | 5750 RPM |
| Engine Compression Ratio | 9.0:1 | 10.9:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 295 km/hour | 305 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 4.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1990 kg | 1760 kg |
| Vehicle Length | 5180 mm | 4730 mm |
| Vehicle Width | 1910 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1290 mm |
| Wheelbase Size | 3000 mm | 2750 mm |
| Fuel Tank Capacity | 88 L | 78 L |
