2003 Opel Vectra vs. 2009 Toyota Sienna
To start off, 2009 Toyota Sienna is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 3,455 cc (6 cylinders), 2009 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2009 Toyota Sienna (266 HP @ 6200 RPM) has 91 more horse power than 2003 Opel Vectra. (175 HP @ 5400 RPM) In normal driving conditions, 2009 Toyota Sienna should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Toyota Sienna weights approximately 435 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Toyota Sienna is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 Toyota Sienna 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, 2009 Toyota Sienna (332 Nm @ 4700 RPM) has 62 more torque (in Nm) than 2003 Opel Vectra. (270 Nm @ 2500 RPM). This means 2009 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2009 Toyota Sienna has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Toyota Sienna will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Vectra | 2009 Toyota Sienna | |
| Make | Opel | Toyota |
| Model | Vectra | Sienna |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 3455 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 266 HP |
| Engine RPM | 5400 RPM | 6200 RPM |
| Torque | 270 Nm | 332 Nm |
| Torque RPM | 2500 RPM | 4700 RPM |
| Engine Compression Ratio | 9.5:1 | 9.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1500 kg | 1935 kg |
| Vehicle Length | 4830 mm | 5110 mm |
| Vehicle Width | 1800 mm | 1970 mm |
| Vehicle Height | 1510 mm | 1760 mm |
