2009 Alpina Roadster vs. 2009 Audi A6
To start off, both 2009 Alpina Roadster and 2009 Audi A6 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,346 cc (6 cylinders), 2009 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2009 Alpina Roadster (296 HP @ 6300 RPM) has 148 more horse power than 2009 Audi A6. (148 HP @ 5700 RPM). In normal driving conditions, 2009 Alpina Roadster should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 200 kg more than 2009 Alpina Roadster.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Alpina Roadster. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2009 Alpina Roadster (362 Nm @ 4800 RPM) has 152 more torque (in Nm) than 2009 Audi A6. (210 Nm @ 1750 RPM). This means 2009 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Alpina Roadster | 2009 Audi A6 | |
| Make | Alpina | Audi |
| Model | Roadster | A6 |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 296 HP | 148 HP |
| Engine RPM | 6300 RPM | 5700 RPM |
| Torque | 362 Nm | 210 Nm |
| Torque RPM | 4800 RPM | 1750 RPM |
| Engine Bore Size | 87 mm | 81 mm |
| Engine Stroke Size | 93.8 mm | 86.4 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 265 km/hour | 212 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 10 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1595 kg |
| Vehicle Length | 4100 mm | 4800 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1300 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2770 mm |
| Fuel Consumption Overall | 10 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
