2008 Audi A6 vs. 2004 Opel Vectra
To start off, 2008 Audi A6 is newer by 4 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 2,496 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (161 HP @ 4000 RPM) has 38 more horse power than 2004 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 115 kg more than 2004 Opel Vectra. 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 Audi A6 (310 Nm @ 1400 RPM) has 30 more torque (in Nm) than 2004 Opel Vectra. (280 Nm @ 1500 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2008 Audi A6 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A6 | Vectra |
| Year Released | 2008 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2169 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 123 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 310 Nm | 280 Nm |
| Torque RPM | 1400 RPM | 1500 RPM |
| Engine Bore Size | 78.3 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 98 mm |
| Engine Compression Ratio | 19.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 220 km/hour | 206 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 10.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1620 kg | 1505 kg |
| Vehicle Length | 4800 mm | 4600 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2720 mm |
| Fuel Consumption Overall | 6.9 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
