1991 Alpina B vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Alpina B. In addition, the cost of maintenance, including insurance, on 1991 Alpina B would be higher. At 5,646 cc (12 cylinders), 1991 Alpina B is equipped with a bigger engine. In terms of performance, 1991 Alpina B (410 HP @ 5400 RPM) has 155 more horse power than 2006 Audi A4. (255 HP @ 6500 RPM). In normal driving conditions, 1991 Alpina B should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 14 kg more than 1991 Alpina B.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alpina B. 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, 1991 Alpina B (570 Nm @ 4000 RPM) has 240 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 1991 Alpina B will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 1991 Alpina B | 2006 Audi A4 | |
| Make | Alpina | Audi |
| Model | B | A4 |
| Year Released | 1991 | 2006 |
| Engine Size | 5646 cc | 3129 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 410 HP | 255 HP |
| Engine RPM | 5400 RPM | 6500 RPM |
| Torque | 570 Nm | 330 Nm |
| Torque RPM | 4000 RPM | 3250 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1866 kg | 1880 kg |
| Vehicle Length | 4790 mm | 4590 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2690 mm | 2660 mm |
