2007 Audi A3 vs. 2003 Opel Astra
To start off, 2007 Audi A3 is newer by 4 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 1,984 cc (4 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (148 HP @ 6000 RPM) has 73 more horse power than 2003 Opel Astra. (75 HP @ 4300 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 30 kg more than 2007 Audi A3.
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, 2007 Audi A3 (200 Nm @ 3500 RPM) has 29 more torque (in Nm) than 2003 Opel Astra. (171 Nm @ 1800 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2007 Audi A3 | 2003 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 75 HP |
| Engine RPM | 6000 RPM | 4300 RPM |
| Torque | 200 Nm | 171 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Engine Bore Size | 82.5 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Top Speed | 211 km/hour | 168 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 15 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 | 1350 kg | 1380 kg |
| Vehicle Length | 4210 mm | 4260 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2670 mm |
| Fuel Consumption Overall | 7.1 L/100km | 5 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
