2006 Audi A6 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 A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 3,130 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Opel Vectra (277 HP @ 5500 RPM) has 22 more horse power than 2006 Audi A6. (255 HP @ 6500 RPM) In normal driving conditions, 2008 Opel Vectra should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Vectra weights approximately 103 kg more than 2006 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2008 Opel Vectra (355 Nm @ 1800 RPM) has 25 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2008 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2008 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2006 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 277 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 330 Nm | 355 Nm |
| Torque RPM | 3250 RPM | 1800 RPM |
| Engine Bore Size | 84.5 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 74.8 mm |
| Engine Compression Ratio | 13.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1613 kg |
| Vehicle Length | 4920 mm | 4880 mm |
| Vehicle Width | 2020 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1490 mm |
| Wheelbase Size | 2850 mm | 2840 mm |
| Fuel Consumption Overall | 10.7 L/100km | 10.4 L/100km |
| Fuel Tank Capacity | 80 L | 61 L |
