2009 Daihatsu Sirion vs. 2002 Opel Vectra
To start off, 2009 Daihatsu Sirion is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2002 Opel Vectra would be higher. At 1,994 cc (4 cylinders), 2002 Opel Vectra is equipped with a bigger engine. In terms of performance, 2009 Daihatsu Sirion (102 HP @ 6000 RPM) has 3 more horse power than 2002 Opel Vectra. (99 HP @ 4400 RPM). In normal driving conditions, 2009 Daihatsu Sirion should accelerate faster than 2002 Opel Vectra.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2002 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion will offer significantly more control. 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, 2002 Opel Vectra (251 Nm @ 1500 RPM) has 119 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 2002 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 Daihatsu Sirion | 2002 Opel Vectra | |
| Make | Daihatsu | Opel |
| Model | Sirion | Vectra |
| Year Released | 2009 | 2002 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1495 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 102 HP | 99 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 132 Nm | 251 Nm |
| Torque RPM | 4400 RPM | 1500 RPM |
| Engine Bore Size | 72 mm | 84 mm |
| Engine Stroke Size | 91.8 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 3640 mm | 4600 mm |
| Vehicle Width | 1670 mm | 1770 mm |
| Vehicle Height | 1560 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2710 mm |
| Fuel Tank Capacity | 40 L | 61 L |
