2006 Audi A4 vs. 2004 Opel Astra
To start off, 2006 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 1,983 cc (4 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (128 HP @ 5700 RPM) has 25 more horse power than 2004 Opel Astra. (103 HP @ 4400 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 105 kg more than 2006 Audi A4.
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 Astra (231 Nm @ 2300 RPM) has 36 more torque (in Nm) than 2006 Audi A4. (195 Nm @ 3500 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2006 | 2004 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 128 HP | 103 HP |
| Engine RPM | 5700 RPM | 4400 RPM |
| Torque | 195 Nm | 231 Nm |
| Torque RPM | 3500 RPM | 2300 RPM |
| Engine Bore Size | 82.5 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 208 km/hour | 180 km/hour |
| Acceleration 0-100mph | 10.9 seconds | 12.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 1415 kg |
| Vehicle Length | 4580 mm | 4520 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Consumption Overall | 8.6 L/100km | 4.9 L/100km |
| Fuel Tank Capacity | 70 L | 50 L |
