2006 Opel Astra vs. 2004 Opel Vectra
To start off, 2006 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. Both 2006 Opel Astra and 2004 Opel Vectra are equipped with a 1,998 cc engine. In terms of performance, 2006 Opel Astra (168 HP @ 5200 RPM) has 47 more horse power than 2004 Opel Vectra. (121 HP @ 3500 RPM). In normal driving conditions, 2006 Opel Astra should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 240 kg more than 2006 Opel Astra.
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, 2004 Opel Vectra (280 Nm @ 2000 RPM) has 30 more torque (in Nm) than 2006 Opel Astra. (250 Nm @ 1950 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 2004 Opel Vectra | |
| Make | Opel | Opel |
| Model | Astra | Vectra |
| Year Released | 2006 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 121 HP |
| Engine RPM | 5200 RPM | 3500 RPM |
| Torque | 250 Nm | 280 Nm |
| Torque RPM | 1950 RPM | 2000 RPM |
| Engine Bore Size | 86 mm | 82 mm |
| Engine Stroke Size | 86 mm | 90.4 mm |
| Engine Compression Ratio | 8.8:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 217 km/hour | 195 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1385 kg | 1625 kg |
| Vehicle Length | 4260 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2620 mm | 2840 mm |
| Fuel Consumption Overall | 9.2 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 52 L | 61 L |
