2005 Opel Speedster vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2005 Opel Speedster would be higher. At 1,998 cc (4 cylinders), 2005 Opel Speedster is equipped with a bigger engine. In terms of performance, 2005 Opel Speedster (197 HP @ 5500 RPM) has 77 more horse power than 2006 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2005 Opel Speedster should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Vectra weights approximately 485 kg more than 2005 Opel Speedster.
Because 2005 Opel Speedster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Opel Speedster. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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 Speedster (251 Nm @ 1950 RPM) has 83 more torque (in Nm) than 2006 Opel Vectra. (168 Nm @ 3800 RPM). This means 2005 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra.
Compare all specifications:
| 2005 Opel Speedster | 2006 Opel Vectra | |
| Make | Opel | Opel |
| Model | Speedster | Vectra |
| Year Released | 2005 | 2006 |
| Engine Position | Middle | Front |
| Engine Size | 1998 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 120 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 251 Nm | 168 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Engine Bore Size | 86 mm | 80.5 mm |
| Engine Stroke Size | 86 mm | 88.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 243 km/hour | 199 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 12.1 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1005 kg | 1490 kg |
| Vehicle Length | 3790 mm | 4830 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1120 mm | 1510 mm |
| Wheelbase Size | 2340 mm | 2840 mm |
| Fuel Consumption Overall | 8.5 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 36 L | 60 L |
