2009 Audi A4 vs. 2008 Opel Astra
To start off, 2009 Audi A4 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 1,984 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 465 kg more than 2009 Audi A4.
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 Opel Astra (320 Nm @ 2000 RPM) has 40 more torque (in Nm) than 2009 Audi A4. (280 Nm @ 1800 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 Audi A4 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 A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1909 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 0 HP |
| Torque | 280 Nm | 320 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Engine Compression Ratio | 10.5:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 233 km/hour | 210 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 8.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1395 kg |
| Vehicle Length | 4580 mm | 4300 mm |
| Vehicle Width | 1400 mm | 1760 mm |
| Vehicle Height | 1780 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 8.3 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
