2005 Audi A3 vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A3. In addition, the cost of maintenance, including insurance, on 2005 Audi A3 would be higher. At 3,188 cc (6 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (247 HP @ 6000 RPM) has 74 more horse power than 2008 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 2005 Audi A3 should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A3 weights approximately 25 kg more than 2008 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2005 Audi A3 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, 2005 Audi A3 (320 Nm @ 2500 RPM) has 55 more torque (in Nm) than 2008 Opel Vectra. (265 Nm @ 2500 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Vectra.
Compare all specifications:
| 2005 Audi A3 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A3 | Vectra |
| Year Released | 2005 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 3188 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 320 Nm | 265 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 95.9 mm | 86 mm |
| Engine Compression Ratio | 11.3:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 222 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 9.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1585 kg |
| Vehicle Length | 4290 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Consumption Overall | 10.6 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
