2009 Audi A6 vs. 2004 Opel Vectra
To start off, 2009 Audi A6 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 1,910 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, both vehicles can yield 148 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 110 kg more than 2004 Opel Vectra.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2004 Opel Vectra (321 Nm @ 2000 RPM) has 111 more torque (in Nm) than 2009 Audi A6. (210 Nm @ 1750 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2009 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 148 HP | 148 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 210 Nm | 321 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1595 kg | 1485 kg |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
