2006 Audi A4 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 2,958 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (175 HP @ 4000 RPM) has 5 more horse power than 2006 Audi A4. (170 HP @ 5900 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 55 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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, 2007 Opel Vectra (370 Nm @ 1900 RPM) has 144 more torque (in Nm) than 2006 Audi A4. (226 Nm @ 1950 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2007 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2006 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1786 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 170 HP | 175 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 226 Nm | 370 Nm |
| Torque RPM | 1950 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 226 km/hour | 217 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 9.8 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1650 kg | 1705 kg |
| Vehicle Length | 4580 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 9.1 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
