2005 Audi A3 vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi A3. In addition, the cost of maintenance, including insurance, on 2005 Audi A3 would be higher. At 1,983 cc (4 cylinders), 2005 Audi A3 is equipped with a bigger engine. In terms of performance, 2005 Audi A3 (148 HP @ 6000 RPM) has 44 more horse power than 2010 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2005 Audi A3 should accelerate faster than 2010 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A3 weights approximately 85 kg more than 2010 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, 2005 Audi A3 (200 Nm @ 3500 RPM) has 50 more torque (in Nm) than 2010 Opel Astra. (150 Nm @ 3900 RPM). This means 2005 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Astra.
Compare all specifications:
| 2005 Audi A3 | 2010 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2005 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1589 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 104 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 200 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Engine Bore Size | 82.5 mm | 79.1 mm |
| Engine Stroke Size | 92.8 mm | 81.5 mm |
| Engine Compression Ratio | 11.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 9.1 seconds | 12.3 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 | 1315 kg | 1230 kg |
| Vehicle Length | 4210 mm | 4260 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 7 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
