2005 Alpina B3 vs. 2001 Daihatsu Sirion
To start off, 2005 Alpina B3 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2001 Daihatsu Sirion would be higher. At 3,348 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 201 more horse power than 2001 Daihatsu Sirion. (100 HP @ 7000 RPM). In normal driving conditions, 2005 Alpina B3 should accelerate faster than 2001 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B3 weights approximately 775 kg more than 2001 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Alpina B3 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 2005 Alpina B3. However, in wet, icy, snow, or gravel driving conditions, 2001 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, 2005 Alpina B3 (362 Nm @ 4800 RPM) has 241 more torque (in Nm) than 2001 Daihatsu Sirion. (121 Nm @ 4400 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2001 Daihatsu Sirion.
Compare all specifications:
| 2005 Alpina B3 | 2001 Daihatsu Sirion | |
| Make | Alpina | Daihatsu |
| Model | B3 | Sirion |
| Year Released | 2005 | 2001 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3348 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 301 HP | 100 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 362 Nm | 121 Nm |
| Torque RPM | 4800 RPM | 4400 RPM |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1645 kg | 870 kg |
| Vehicle Length | 4490 mm | 3680 mm |
| Vehicle Width | 1750 mm | 1600 mm |
| Vehicle Height | 1360 mm | 1460 mm |
| Wheelbase Size | 2730 mm | 2380 mm |
| Fuel Tank Capacity | 63 L | 40 L |
