2003 Alpina B7 vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 3 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 4,396 cc (8 cylinders), 2003 Alpina B7 is equipped with a bigger engine. In terms of performance, 2003 Alpina B7 (492 HP @ 5500 RPM) has 322 more horse power than 2006 Audi A4. (170 HP @ 5900 RPM). In normal driving conditions, 2003 Alpina B7 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B7 weights approximately 350 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 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, 2006 Audi A4 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 474 more torque (in Nm) than 2006 Audi A4. (226 Nm @ 1950 RPM). This means 2003 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2003 Alpina B7 | 2006 Audi A4 | |
| Make | Alpina | Audi |
| Model | B7 | A4 |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 1786 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 492 HP | 170 HP |
| Engine RPM | 5500 RPM | 5900 RPM |
| Torque | 700 Nm | 226 Nm |
| Torque RPM | 3000 RPM | 1950 RPM |
| Engine Bore Size | 92 mm | 81 mm |
| Engine Stroke Size | 82.7 mm | 86.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 300 km/hour | 226 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 9.4 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2000 kg | 1650 kg |
| Vehicle Length | 5040 mm | 4580 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1400 mm |
| Wheelbase Size | 3000 mm | 2660 mm |
| Fuel Consumption Overall | 11.2 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 88 L | 70 L |
