2001 Audi A4 vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 2,496 cc (6 cylinders), 2001 Audi A4 is equipped with a bigger engine. In terms of performance, 2001 Audi A4 (247 HP @ 4000 RPM) has 50 more horse power than 2004 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2001 Audi A4 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A4 weights approximately 174 kg more than 2004 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, 2001 Audi A4 (350 Nm @ 1400 RPM) has 88 more torque (in Nm) than 2004 Opel Astra. (262 Nm @ 4200 RPM). This means 2001 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2001 Audi A4 | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2001 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 197 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 350 Nm | 262 Nm |
| Torque RPM | 1400 RPM | 4200 RPM |
| Engine Bore Size | 78.3 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 18.5:1 | 8.8:1 |
| Top Speed | 219 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 8.2 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 | 1560 kg | 1386 kg |
| Vehicle Length | 4550 mm | 4260 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2740 mm |
| Fuel Tank Capacity | 70 L | 52 L |
