2004 Daihatsu Sirion vs. 2011 Alpina B5
To start off, 2011 Alpina B5 is newer by 7 year(s). Which means there will be less support and parts availability for 2004 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2004 Daihatsu Sirion would be higher. At 4,398 cc (8 cylinders), 2011 Alpina B5 is equipped with a bigger engine. In terms of performance, 2011 Alpina B5 (493 HP @ 5500 RPM) has 421 more horse power than 2004 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2011 Alpina B5 should accelerate faster than 2004 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alpina B5 weights approximately 870 kg more than 2004 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Alpina B5 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 2011 Alpina B5. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2011 Alpina B5 (700 Nm @ 4250 RPM) has 599 more torque (in Nm) than 2004 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 2011 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Daihatsu Sirion. 2011 Alpina B5 has automatic transmission and 2004 Daihatsu Sirion has manual transmission. 2004 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Daihatsu Sirion | 2011 Alpina B5 | |
| Make | Daihatsu | Alpina |
| Model | Sirion | B5 |
| Year Released | 2004 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1296 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 72 HP | 493 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 101 Nm | 700 Nm |
| Torque RPM | 3600 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 850 kg | 1720 kg |
| Vehicle Length | 3680 mm | 4850 mm |
| Vehicle Width | 1600 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2350 mm | 2890 mm |
