2008 Daihatsu Sirion vs. 2005 Opel Astra
To start off, 2008 Daihatsu Sirion is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,598 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2008 Daihatsu Sirion (102 HP @ 6000 RPM) has 5 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM). In normal driving conditions, 2008 Daihatsu Sirion should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 201 kg more than 2008 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, 2005 Opel Astra (143 Nm @ 3600 RPM) has 5 more torque (in Nm) than 2008 Daihatsu Sirion. (138 Nm @ 4400 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion. 2008 Daihatsu Sirion has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Daihatsu Sirion | 2005 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Astra |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1493 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 | 97 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 138 Nm | 143 Nm |
| Torque RPM | 4400 RPM | 3600 RPM |
| Top Speed | 180 km/hour | 193 km/hour |
| Acceleration 0-100mph | 11.1 seconds | 11.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 980 kg | 1181 kg |
| Wheelbase Size | 2440 mm | 2500 mm |
| Fuel Consumption Overall | 6.7 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 40 L | 52 L |
