2006 Opel Astra vs. 2005 Opel Vectra
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 1,994 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (104 HP @ 6000 RPM) has 5 more horse power than 2005 Opel Vectra. (99 HP @ 4000 RPM). In normal driving conditions, 2006 Opel Astra should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 21 kg more than 2005 Opel Vectra. 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, 2005 Opel Vectra (230 Nm @ 1500 RPM) has 79 more torque (in Nm) than 2006 Opel Astra. (151 Nm @ 3900 RPM). This means 2005 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 | 2005 Opel Vectra | |
| Make | Opel | Opel |
| Model | Astra | Vectra |
| Year Released | 2006 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 99 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 151 Nm | 230 Nm |
| Torque RPM | 3900 RPM | 1500 RPM |
| Engine Bore Size | 79 mm | 84 mm |
| Engine Stroke Size | 81.5 mm | 90 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 186 km/hour | 192 km/hour |
| Acceleration 0-100mph | 14.1 seconds | 13 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1515 kg | 1494 kg |
| Vehicle Length | 4480 mm | 4600 mm |
| Vehicle Width | 2030 mm | 1800 mm |
| Vehicle Height | 1840 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2610 mm |
| Fuel Consumption Overall | 7 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 52 L | 61 L |
