2008 Audi A4 vs. 2006 Opel Astra
To start off, 2008 Audi A4 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 1,984 cc (4 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (200 HP @ 5100 RPM) has 111 more horse power than 2006 Opel Astra. (89 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 155 kg more than 2008 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 Audi A4 (281 Nm @ 1800 RPM) has 80 more torque (in Nm) than 2006 Opel Astra. (201 Nm @ 1750 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2008 Audi A4 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1248 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 89 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 281 Nm | 201 Nm |
| Torque RPM | 1800 RPM | 1750 RPM |
| Engine Bore Size | 82.5 mm | 69.6 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1175 kg | 1330 kg |
| Vehicle Length | 4590 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Highway | 7.8 L/100km | 4 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
