2006 Alpina B5 vs. 2005 Audi A8
To start off, 2006 Alpina B5 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Alpina B5 (492 HP @ 5500 RPM) has 42 more horse power than 2005 Audi A8. (450 HP @ 6300 RPM). In normal driving conditions, 2006 Alpina B5 should accelerate faster than 2005 Audi A8.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alpina B5. In wet, icy, snow, or gravel driving conditions, 2005 Audi A8 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, 2006 Alpina B5 (700 Nm) has 140 more torque (in Nm) than 2005 Audi A8. (560 Nm). This means 2006 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
Compare all specifications:
| 2006 Alpina B5 | 2005 Audi A8 | |
| Make | Alpina | Audi |
| Model | B5 | A8 |
| Year Released | 2006 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 5998 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 450 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 700 Nm | 560 Nm |
| Engine Bore Size | 92 mm | 84.1 mm |
| Engine Stroke Size | 82.7 mm | 90 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4850 mm | 5200 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1500 mm | 1460 mm |
| Wheelbase Size | 2730 mm | 3080 mm |
| Fuel Consumption Overall | 12.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
