2008 Audi A3 vs. 2005 Opel Astra
To start off, 2008 Audi A3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,795 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (123 HP @ 5600 RPM) has 22 more horse power than 2008 Audi A3. (101 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 2008 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A3 weights approximately 97 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, 2005 Opel Astra (170 Nm @ 3800 RPM) has 22 more torque (in Nm) than 2008 Audi A3. (148 Nm @ 3800 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A3.
Compare all specifications:
| 2008 Audi A3 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1593 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 123 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 148 Nm | 170 Nm |
| Torque RPM | 3800 RPM | 3800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Top Speed | 185 km/hour | 205 km/hour |
| Acceleration 0-100mph | 11.9 seconds | 9.5 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 | 1280 kg | 1183 kg |
| Wheelbase Size | 2580 mm | 2640 mm |
| Fuel Consumption Overall | 7 L/100km | 8 L/100km |
| Fuel Tank Capacity | 55 L | 53 L |
