2002 Audi A3 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Audi A3. In addition, the cost of maintenance, including insurance, on 2002 Audi A3 would be higher. At 2,791 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (276 HP @ 5500 RPM) has 175 more horse power than 2002 Audi A3. (101 HP @ 5600 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2002 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 408 kg more than 2002 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, 2007 Opel Vectra (355 Nm @ 1800 RPM) has 207 more torque (in Nm) than 2002 Audi A3. (148 Nm @ 3800 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A3.
Compare all specifications:
| 2002 Audi A3 | 2007 Opel Vectra | |
| Make | Audi | Opel |
| Model | A3 | Vectra |
| Year Released | 2002 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1593 cc | 2791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 276 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 148 Nm | 355 Nm |
| Torque RPM | 3800 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 89 mm |
| Engine Stroke Size | 77.4 mm | 74.8 mm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 185 km/hour | 250 km/hour |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1205 kg | 1613 kg |
| Vehicle Length | 4210 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2580 mm | 2840 mm |
| Fuel Consumption Overall | 7 L/100km | 10.4 L/100km |
