2003 Alpina B7 vs. 2007 Audi A8
To start off, 2007 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alpina B7. In addition, the cost of maintenance, including insurance, on 2003 Alpina B7 would be higher. At 5,996 cc, 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 48 more horse power than 2007 Audi A8. (444 HP @ 6200 RPM). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2007 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 5 kg more than 2007 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B7. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 Alpina B7 (700 Nm @ 3000 RPM) has 120 more torque (in Nm) than 2007 Audi A8. (580 Nm @ 4000 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A8.
Compare all specifications:
| 2003 Alpina B7 | 2007 Audi A8 | |
| Make | Alpina | Audi |
| Model | B7 | A8 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 5996 cc |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 444 HP |
| Engine RPM | 5500 RPM | 6200 RPM |
| Torque | 700 Nm | 580 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 84 mm |
| Engine Stroke Size | 82.7 mm | 90.2 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 300 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 5.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1995 kg |
| Vehicle Length | 5040 mm | 5070 mm |
| Vehicle Width | 1910 mm | 1900 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 3000 mm | 3080 mm |
| Fuel Consumption Overall | 11.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 88 L | 90 L |
