2006 Audi A4 vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 2 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 2,198 cc (4 cylinders), 2008 Opel Vectra is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (226 HP @ 5100 RPM) has 72 more horse power than 2008 Opel Vectra. (154 HP @ 5600 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2008 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 429 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 2006 Audi A4 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, 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, 2006 Audi A4 (300 Nm @ 2200 RPM) has 80 more torque (in Nm) than 2008 Opel Vectra. (220 Nm @ 3800 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Vectra. 2008 Opel Vectra has automatic transmission and 2006 Audi A4 has manual transmission. 2006 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 226 HP | 154 HP |
| Engine RPM | 5100 RPM | 5600 RPM |
| Torque | 300 Nm | 220 Nm |
| Torque RPM | 2200 RPM | 3800 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 94.6 mm |
| Engine Compression Ratio | 11.5:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 246 km/hour | 218 km/hour |
| Acceleration 0-100mph | 7.1 seconds | 9.6 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1884 kg | 1455 kg |
| Vehicle Length | 4550 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2710 mm |
| Fuel Consumption Overall | 8.1 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
