1991 Alpina B vs. 2006 Daihatsu Sirion
To start off, 2006 Daihatsu Sirion 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 341 more horse power than 2006 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 1991 Alpina B should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alpina B weights approximately 976 kg more than 2006 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Alpina B is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Alpina B. However, in wet, icy, snow, or gravel driving conditions, 2006 Daihatsu Sirion, being front wheel drive (FWD), will offer much better control with better grip. 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 476 more torque (in Nm) than 2006 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 1991 Alpina B will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion.
Compare all specifications:
| 1991 Alpina B | 2006 Daihatsu Sirion | |
| Make | Alpina | Daihatsu |
| Model | B | Sirion |
| Year Released | 1991 | 2006 |
| Engine Size | 5646 cc | 998 cc |
| Engine Cylinders | 12 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 410 HP | 69 HP |
| Engine RPM | 5400 RPM | 6000 RPM |
| Torque | 570 Nm | 94 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1866 kg | 890 kg |
| Vehicle Length | 4790 mm | 3610 mm |
| Vehicle Width | 1860 mm | 1670 mm |
| Vehicle Height | 1350 mm | 1560 mm |
| Wheelbase Size | 2690 mm | 2440 mm |
