2005 Opel Vectra vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 2,967 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (230 HP @ 4000 RPM) has 107 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 460 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A6 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 Audi A6 (450 Nm @ 1400 RPM) has 285 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2005 Opel Vectra | 2007 Audi A6 | |
| Make | Opel | Audi |
| Model | Vectra | A6 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 2967 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 230 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 165 Nm | 450 Nm |
| Torque RPM | 3800 RPM | 1400 RPM |
| Engine Bore Size | 80.5 mm | 83 mm |
| Engine Stroke Size | 88.2 mm | 91.4 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Top Speed | 200 km/hour | 247 km/hour |
| Acceleration 0-100mph | 12 seconds | 6.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1820 kg |
| Vehicle Length | 4500 mm | 4920 mm |
| Vehicle Width | 1710 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2640 mm | 2850 mm |
| Fuel Tank Capacity | 60 L | 80 L |
