2008 Audi A6 vs. 2005 Opel Vectra
To start off, 2008 Audi A6 is newer by 3 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 2,496 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (173 HP @ 5500 RPM) has 12 more horse power than 2008 Audi A6. (161 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 135 kg more than 2005 Opel Vectra.
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 Audi A6 (310 Nm @ 1400 RPM) has 45 more torque (in Nm) than 2005 Opel Vectra. (265 Nm @ 2500 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2008 Audi A6 | 2005 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2008 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 310 Nm | 265 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Bore Size | 78.3 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 19.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 220 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1485 kg |
| Vehicle Length | 4800 mm | 4600 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2620 mm |
| Fuel Consumption Overall | 6.9 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
