2004 Audi A6 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 2,983 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (220 HP @ 4000 RPM) has 52 more horse power than 2008 Opel Astra. (168 HP @ 5200 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 445 kg more than 2008 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 Audi A6 (300 Nm) has 50 more torque (in Nm) than 2008 Opel Astra. (250 Nm). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2004 Audi A6 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2004 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 220 HP | 168 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 300 Nm | 250 Nm |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 93 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1830 kg | 1385 kg |
| Vehicle Length | 4880 mm | 4260 mm |
| Vehicle Width | 1820 mm | 1760 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Consumption Overall | 11.4 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
