2009 Daihatsu Sirion vs. 2006 Opel Astra
To start off, 2009 Daihatsu Sirion is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra 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 18 more horse power than 2009 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 575 kg more than 2009 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 (151 Nm @ 3900 RPM) has 30 more torque (in Nm) than 2009 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 2006 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Astra |
| Year Released | 2009 | 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 | 86 HP | 104 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 121 Nm | 151 Nm |
| Torque RPM | 3200 RPM | 3900 RPM |
| Engine Bore Size | 72 mm | 79 mm |
| Engine Stroke Size | 79.7 mm | 81.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 170 km/hour | 186 km/hour |
| Acceleration 0-100mph | 11.3 seconds | 14.1 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 940 kg | 1515 kg |
| Vehicle Length | 3610 mm | 4480 mm |
| Vehicle Width | 1670 mm | 2030 mm |
| Vehicle Height | 1560 mm | 1840 mm |
| Wheelbase Size | 2440 mm | 2620 mm |
| Fuel Consumption Overall | 5.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 40 L | 52 L |
