2002 Daihatsu Sirion vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2002 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2002 Daihatsu Sirion would be higher. At 1,598 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (104 HP @ 6000 RPM) has 2 more horse power than 2002 Daihatsu Sirion. (102 HP @ 7200 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2002 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 395 kg more than 2002 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Opel Astra (150 Nm @ 3900 RPM) has 30 more torque (in Nm) than 2002 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2002 Daihatsu Sirion.
Compare all specifications:
| 2002 Daihatsu Sirion | 2006 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Astra |
| Year Released | 2002 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 104 HP |
| Engine RPM | 7200 RPM | 6000 RPM |
| Torque | 120 Nm | 150 Nm |
| Torque RPM | 4400 RPM | 3900 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 870 kg | 1265 kg |
| Vehicle Length | 3680 mm | 4260 mm |
| Vehicle Width | 1600 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2350 mm | 2620 mm |
