2003 Audi A3 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Audi A3. In addition, the cost of maintenance, including insurance, on 2003 Audi A3 would be higher. At 1,896 cc (4 cylinders), 2003 Audi A3 is equipped with a bigger engine. In terms of performance, 2003 Audi A3 (104 HP @ 4000 RPM) has 15 more horse power than 2006 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 2003 Audi A3 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A3 weights approximately 65 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, 2003 Audi A3 (250 Nm @ 1900 RPM) has 125 more torque (in Nm) than 2006 Opel Astra. (125 Nm @ 4000 RPM). This means 2003 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2003 Audi A3 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2003 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1364 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 89 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 250 Nm | 125 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Compression Ratio | 19.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 11.4 seconds | 13.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1295 kg | 1230 kg |
| Vehicle Length | 4210 mm | 4260 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
| Fuel Consumption Overall | 5.1 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
