2006 Alpina Roadster vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alpina Roadster. In addition, the cost of maintenance, including insurance, on 2006 Alpina Roadster would be higher. At 3,346 cc (6 cylinders), 2006 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2006 Alpina Roadster (296 HP @ 6300 RPM) has 96 more horse power than 2009 Audi A4. (200 HP @ 5100 RPM). In normal driving conditions, 2006 Alpina Roadster should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alpina Roadster weights approximately 365 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Alpina Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Alpina Roadster. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Alpina Roadster (362 Nm @ 4800 RPM) has 81 more torque (in Nm) than 2009 Audi A4. (281 Nm @ 1800 RPM). This means 2006 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2006 Alpina Roadster | 2009 Audi A4 | |
| Make | Alpina | Audi |
| Model | Roadster | A4 |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 296 HP | 200 HP |
| Engine RPM | 6300 RPM | 5100 RPM |
| Torque | 362 Nm | 281 Nm |
| Torque RPM | 4800 RPM | 1800 RPM |
| Engine Bore Size | 87 mm | 82.5 mm |
| Engine Stroke Size | 93.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1030 kg |
| Vehicle Length | 4100 mm | 4580 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2500 mm | 2660 mm |
| Fuel Consumption Overall | 11.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
