2009 Audi A8 vs. 2008 Opel Astra
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Opel Astra. In addition, the cost of maintenance, including insurance, on 2008 Opel Astra would be higher. At 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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, 2009 Audi A8 (442 Nm @ 3500 RPM) has 122 more torque (in Nm) than 2008 Opel Astra. (320 Nm @ 2000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra. 2009 Audi A8 has automatic transmission and 2008 Opel Astra has manual transmission. 2008 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A8 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | A8 | Astra |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1909 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 0 HP |
| Torque | 442 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5070 mm | 4300 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2620 mm |
| Fuel Consumption Overall | 13.1 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 90 L | 52 L |
