2005 Daihatsu Sirion vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2005 Daihatsu Sirion would be higher. At 1,796 cc (4 cylinders), 2008 Opel Astra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 420 kg more than 2005 Daihatsu Sirion.
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, 2008 Opel Astra (170 Nm @ 3800 RPM) has 80 more torque (in Nm) than 2005 Daihatsu Sirion. (90 Nm @ 3600 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Sirion. 2008 Opel Astra has automatic transmission and 2005 Daihatsu Sirion has manual transmission. 2005 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Daihatsu Sirion | 2008 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Astra |
| Year Released | 2005 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 987 cc | 1796 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 69 HP | 0 HP |
| Torque | 90 Nm | 170 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Engine Bore Size | 71 mm | 80.5 mm |
| Engine Stroke Size | 84 mm | 88.2 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 160 km/hour | 188 km/hour |
| Acceleration 0-100mph | 13.9 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 890 kg | 1310 kg |
| Vehicle Length | 3610 mm | 3510 mm |
| Vehicle Height | 1560 mm | 1700 mm |
| Wheelbase Size | 2380 mm | 2620 mm |
| Fuel Consumption Overall | 5 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 40 L | 52 L |
