2005 Audi A4 vs. 2004 Opel Vectra
To start off, 2005 Audi A4 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 2,983 cc, 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (217 HP @ 6300 RPM) has 43 more horse power than 2004 Opel Vectra. (174 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 170 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, 2004 Opel Vectra (370 Nm @ 1900 RPM) has 70 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2004 Opel Vectra | |
| Make | Audi | Opel |
| Model | A4 | Vectra |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 2958 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 174 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 300 Nm | 370 Nm |
| Torque RPM | 3200 RPM | 1900 RPM |
| Top Speed | 229 km/hour | 222 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1710 kg |
| Wheelbase Size | 2850 mm | 2700 mm |
| Fuel Consumption Overall | 9.7 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
