2006 Audi A3 vs. 2003 Opel Astra
To start off, 2006 Audi A3 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 1,999 cc (4 cylinders), 2006 Audi A3 is equipped with a bigger engine. In terms of performance, 2006 Audi A3 (197 HP @ 5100 RPM) has 123 more horse power than 2003 Opel Astra. (74 HP @ 5200 RPM). In normal driving conditions, 2006 Audi A3 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A3 weights approximately 410 kg more than 2003 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 A3 (281 Nm @ 1800 RPM) has 151 more torque (in Nm) than 2003 Opel Astra. (130 Nm @ 2800 RPM). This means 2006 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2006 Audi A3 | 2003 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 1596 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 74 HP |
| Engine RPM | 5100 RPM | 5200 RPM |
| Torque | 281 Nm | 130 Nm |
| Torque RPM | 1800 RPM | 2800 RPM |
| Engine Bore Size | 82.6 mm | 85 mm |
| Engine Stroke Size | 92.7 mm | 69.8 mm |
| Engine Compression Ratio | 10.3:1 | 9.6:1 |
| Top Speed | 209 km/hour | 170 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1100 kg |
| Vehicle Length | 4290 mm | 4260 mm |
| Vehicle Width | 1960 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2640 mm |
| Fuel Consumption Highway | 7.6 L/100km | 5.5 L/100km |
| Fuel Consumption City | 9.4 L/100km | 8.5 L/100km |
| Fuel Consumption Overall | 8.4 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
