2006 Audi A4 vs. 2006 Opel Astra
To start off, both 2006 Audi A4 and 2006 Opel Astra were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,496 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (161 HP @ 4000 RPM) has 72 more horse power than 2006 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 490 kg more than 2006 Opel Astra. 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, 2006 Audi A4 (350 Nm @ 1500 RPM) has 225 more torque (in Nm) than 2006 Opel Astra. (125 Nm @ 4000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Audi A4 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2006 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1364 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 89 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 350 Nm | 125 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 220 km/hour | 173 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 13.7 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 | 1720 kg | 1230 kg |
| Vehicle Length | 4580 mm | 4260 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 7.3 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
