1999 Audi A4 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 6 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 1,997 cc, 2005 Opel Astra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 117 kg more than 2005 Opel Astra.
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 (320 Nm @ 1750 RPM) has 140 more torque (in Nm) than 2005 Opel Astra. (180 Nm @ 4400 RPM). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1999 Audi A4 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 1999 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 1997 cc |
| Horse Power | 0 HP | 123 HP |
| Torque | 320 Nm | 180 Nm |
| Torque RPM | 1750 RPM | 4400 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 9.6:1 |
| Top Speed | 217 km/hour | 201 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1183 kg |
| Wheelbase Size | 2630 mm | 2500 mm |
| Fuel Tank Capacity | 62 L | 52 L |
