2009 Audi A3 vs. 2008 Opel Vectra
To start off, 2009 Audi A3 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2008 Opel Vectra would be higher. At 2,792 cc (6 cylinders), 2008 Opel Vectra is equipped with a bigger engine. In terms of performance, 2008 Opel Vectra (276 HP @ 5500 RPM) has 163 more horse power than 2009 Audi A3. (113 HP @ 6000 RPM) In normal driving conditions, 2008 Opel Vectra should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Vectra weights approximately 280 kg more than 2009 Audi A3. 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, 2008 Opel Vectra (355 Nm @ 1800 RPM) has 200 more torque (in Nm) than 2009 Audi A3. (155 Nm @ 4000 RPM). This means 2008 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A3.
Compare all specifications:
| 2009 Audi A3 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A3 | Vectra |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 276 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 155 Nm | 355 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Engine Bore Size | 76.5 mm | 89 mm |
| Engine Stroke Size | 86.9 mm | 74.8 mm |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 196 km/hour | 250 km/hour |
| Acceleration 0-100mph | 11.2 seconds | 6.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1580 kg |
| Vehicle Length | 4220 mm | 4650 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2710 mm |
| Fuel Consumption Overall | 6.5 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
