2009 Audi RS6 vs. 2012 Alpina B7
To start off, 2012 Alpina B7 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi RS6. In addition, the cost of maintenance, including insurance, on 2009 Audi RS6 would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 72 more horse power than 2012 Alpina B7. (500 HP @ 5500 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 2012 Alpina B7. With that said, vehicle weight also plays an important factor in acceleration. 2012 Alpina B7 weights approximately 77 kg more than 2009 Audi RS6.
Because 2009 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Alpina B7. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS6 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, 2012 Alpina B7 (699 Nm @ 3000 RPM) has 49 more torque (in Nm) than 2009 Audi RS6. (650 Nm @ 1500 RPM). This means 2012 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi RS6.
Compare all specifications:
| 2009 Audi RS6 | 2012 Alpina B7 | |
| Make | Audi | Alpina |
| Model | RS6 | B7 |
| Year Released | 2009 | 2012 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 4400 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 572 HP | 500 HP |
| Engine RPM | 6250 RPM | 5500 RPM |
| Torque | 650 Nm | 699 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2028 kg | 2105 kg |
| Vehicle Length | 4930 mm | 5225 mm |
| Vehicle Width | 1900 mm | 1902 mm |
| Vehicle Height | 1470 mm | 1494 mm |
| Wheelbase Size | 2850 mm | 3211 mm |
| Fuel Tank Capacity | 80 L | 82 L |
