2008 Audi A3 vs. 2006 Opel Astra
To start off, 2008 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 1,968 cc (4 cylinders), 2008 Audi A3 is equipped with a bigger engine. In terms of performance, 2008 Audi A3 (138 HP @ 4000 RPM) has 34 more horse power than 2006 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A3 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A3 weights approximately 137 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, 2008 Audi A3 (320 Nm @ 1750 RPM) has 170 more torque (in Nm) than 2006 Opel Astra. (150 Nm @ 3900 RPM). This means 2008 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2008 Audi A3 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2008 | 2006 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 104 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 150 Nm |
| Torque RPM | 1750 RPM | 3900 RPM |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 95.5 mm | 81.5 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 207 km/hour | 185 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 12.7 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 | 1452 kg | 1315 kg |
| Vehicle Length | 4290 mm | 4520 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2580 mm | 2710 mm |
| Fuel Consumption Overall | 5.6 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
