1991 Alpina B vs. 2004 BMW M5
To start off, 2004 BMW M5 is newer by 13 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, 2004 BMW M5 (500 HP @ 7400 RPM) has 90 more horse power than 1991 Alpina B. (410 HP @ 5400 RPM) In normal driving conditions, 2004 BMW M5 should accelerate faster than 1991 Alpina B. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alpina B weights approximately 108 kg more than 2004 BMW M5.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 50 more torque (in Nm) than 2004 BMW M5. (520 Nm @ 6100 RPM). This means 1991 Alpina B will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW M5.
Compare all specifications:
| 1991 Alpina B | 2004 BMW M5 | |
| Make | Alpina | BMW |
| Model | B | M5 |
| Year Released | 1991 | 2004 |
| Engine Size | 5646 cc | 4999 cc |
| Engine Cylinders | 12 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Horse Power | 410 HP | 500 HP |
| Engine RPM | 5400 RPM | 7400 RPM |
| Torque | 570 Nm | 520 Nm |
| Torque RPM | 4000 RPM | 6100 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1866 kg | 1758 kg |
| Vehicle Length | 4790 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2840 mm |
