1999 Audi A4 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 1,896 cc (4 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (247 HP @ 4150 RPM) has 143 more horse power than 2006 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 20 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, 1999 Audi A4 (321 Nm @ 1900 RPM) has 171 more torque (in Nm) than 2006 Opel Astra. (150 Nm @ 3900 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 1999 Audi A4 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 1999 | 2006 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 104 HP |
| Engine RPM | 4150 RPM | 6000 RPM |
| Torque | 321 Nm | 150 Nm |
| Torque RPM | 1900 RPM | 3900 RPM |
| Engine Bore Size | 79.5 mm | 79 mm |
| Engine Stroke Size | 95.5 mm | 81.5 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 190 km/hour | 185 km/hour |
| Acceleration 0-100mph | 12.8 seconds | 12.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1335 kg | 1315 kg |
| Vehicle Length | 4480 mm | 4520 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1510 mm |
| Wheelbase Size | 2630 mm | 2710 mm |
| Fuel Tank Capacity | 62 L | 52 L |
