2006 Audi S4 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 494 kg more than 2008 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 148 more torque (in Nm) than 2008 Opel Astra. (262 Nm @ 1950 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2006 Audi S4 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | S4 | Astra |
| Year Released | 2006 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1998 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 0 HP |
| Torque | 410 Nm | 262 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Bore Size | 84.6 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 5.8 seconds | 7.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1386 kg |
| Vehicle Length | 4590 mm | 4300 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Consumption Overall | 13.4 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
