2005 Audi RS6 vs. 2004 Opel Vectra
To start off, 2005 Audi RS6 is newer by 1 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 4,171 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 296 more horse power than 2004 Opel Vectra. (148 HP @ 5600 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 302 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.
Because 2005 Audi RS6 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, 2005 Audi RS6 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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 340 more torque (in Nm) than 2004 Opel Vectra. (220 Nm @ 3800 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2005 Audi RS6 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | RS6 | Vectra |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 4171 cc | 2198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 148 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 560 Nm | 220 Nm |
| Torque RPM | 1950 RPM | 3800 RPM |
| Acceleration 0-100mph | 4.7 seconds | 9.6 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1825 kg | 1523 kg |
| Vehicle Length | 4800 mm | 4600 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2700 mm |
| Fuel Consumption Overall | 14.6 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 82 L | 61 L |
