2004 Opel Vectra vs. 2006 Audi S4
To start off, 2006 Audi S4 is newer by 2 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 4,162 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 191 more horse power than 2004 Opel Vectra. (148 HP @ 4000 RPM) In normal driving conditions, 2006 Audi S4 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 97 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 2006 Audi S4 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, 2006 Audi S4 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 40 more torque (in Nm) than 2004 Opel Vectra. (370 Nm @ 1900 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2004 Opel Vectra | 2006 Audi S4 | |
| Make | Opel | Audi |
| Model | Vectra | S4 |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 4162 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 148 HP | 339 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 370 Nm | 410 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Compression Ratio | 18.5:1 | 11.0:1 |
| Top Speed | 218 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 5.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1638 kg | 1735 kg |
| Vehicle Length | 4600 mm | 4580 mm |
| Vehicle Width | 1800 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2840 mm | 2660 mm |
| Fuel Consumption Overall | 7.4 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 61 L | 63 L |
