2003 Alpina Roadster vs. 2012 Porsche 911
To start off, 2012 Porsche 911 is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2003 Alpina Roadster would be higher. At 3,800 cc (6 cylinders), 2012 Porsche 911 is equipped with a bigger engine. In terms of performance, 2012 Porsche 911 (408 HP @ 7300 RPM) has 107 more horse power than 2003 Alpina Roadster. (301 HP @ 6300 RPM) In normal driving conditions, 2012 Porsche 911 should accelerate faster than 2003 Alpina Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina Roadster weights approximately 206 kg more than 2012 Porsche 911.
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, 2012 Porsche 911 (420 Nm @ 4200 RPM) has 58 more torque (in Nm) than 2003 Alpina Roadster. (362 Nm @ 4800 RPM). This means 2012 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina Roadster.
Compare all specifications:
| 2003 Alpina Roadster | 2012 Porsche 911 | |
| Make | Alpina | Porsche |
| Model | Roadster | 911 |
| Year Released | 2003 | 2012 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3346 cc | 3800 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 408 HP |
| Engine RPM | 6300 RPM | 7300 RPM |
| Torque | 362 Nm | 420 Nm |
| Torque RPM | 4800 RPM | 4200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1626 kg | 1420 kg |
| Vehicle Length | 4100 mm | 4435 mm |
| Vehicle Width | 1790 mm | 1852 mm |
| Vehicle Height | 1310 mm | 1300 mm |
| Wheelbase Size | 2500 mm | 2350 mm |
| Fuel Tank Capacity | 55 L | 67 L |
