2006 Audi S3 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi S3. In addition, the cost of maintenance, including insurance, on 2006 Audi S3 would be higher. At 1,781 cc (4 cylinders), 2006 Audi S3 is equipped with a bigger engine. In terms of performance, 2006 Audi S3 (222 HP @ 5900 RPM) has 123 more horse power than 2007 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 2006 Audi S3 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S3 weights approximately 37 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi S3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2006 Audi S3 will offer significantly more control. 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, 2006 Audi S3 (280 Nm @ 2200 RPM) has 40 more torque (in Nm) than 2007 Opel Astra. (240 Nm @ 2300 RPM). This means 2006 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2006 Audi S3 | 2007 Opel Astra | |
| Make | Audi | Opel |
| Model | S3 | Astra |
| Year Released | 2006 | 2007 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 222 HP | 99 HP |
| Engine RPM | 5900 RPM | 4400 RPM |
| Torque | 280 Nm | 240 Nm |
| Torque RPM | 2200 RPM | 2300 RPM |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 18.4:1 |
| Top Speed | 243 km/hour | 180 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 12.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1393 kg |
| Wheelbase Size | 2530 mm | 2710 mm |
| Fuel Consumption Overall | 9.2 L/100km | 5 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
