2005 Daihatsu Sirion vs. 1991 Opel Astra
To start off, 2005 Daihatsu Sirion is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,998 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 1991 Opel Astra (115 HP @ 5200 RPM) has 27 more horse power than 2005 Daihatsu Sirion. (88 HP @ 6000 RPM) In normal driving conditions, 1991 Opel Astra should accelerate faster than 2005 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 110 kg more than 2005 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, 1991 Opel Astra (169 Nm @ 2600 RPM) has 49 more torque (in Nm) than 2005 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Sirion.
Compare all specifications:
| 2005 Daihatsu Sirion | 1991 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Astra |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1295 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 88 HP | 115 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 120 Nm | 169 Nm |
| Torque RPM | 3200 RPM | 2600 RPM |
| Engine Bore Size | 72 mm | 86 mm |
| Engine Stroke Size | 79.7 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Top Speed | 170 km/hour | 200 km/hour |
| Acceleration 0-100mph | 11.3 seconds | 9.5 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 940 kg | 1050 kg |
| Vehicle Length | 3610 mm | 4090 mm |
| Vehicle Width | 1670 mm | 1690 mm |
| Vehicle Height | 1560 mm | 1420 mm |
| Wheelbase Size | 2350 mm | 2650 mm |
| Fuel Tank Capacity | 40 L | 75 L |
