2005 Audi A4 vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,981 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (217 HP @ 6300 RPM) has 99 more horse power than 2006 Opel Vectra. (118 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 107 kg more than 2006 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A4 (300 Nm @ 3200 RPM) has 20 more torque (in Nm) than 2006 Opel Vectra. (280 Nm @ 2000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra.
Compare all specifications:
| 2005 Audi A4 | 2006 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2981 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 217 HP | 118 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 90.4 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 236 km/hour | 200 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 11.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1503 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 | 10.9 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 66 L | 61 L |
