2008 Audi A6 vs. 2004 Opel Astra
To start off, 2008 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 5,203 cc (10 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (429 HP @ 6800 RPM) has 304 more horse power than 2004 Opel Astra. (125 HP @ 5600 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 645 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2008 Audi A6 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, 2008 Audi A6 (540 Nm @ 3000 RPM) has 373 more torque (in Nm) than 2004 Opel Astra. (167 Nm @ 3800 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra. 2008 Audi A6 has automatic transmission and 2004 Opel Astra has manual transmission. 2004 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2008 | 2004 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5203 cc | 1796 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 429 HP | 125 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 540 Nm | 167 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 80.5 mm |
| Engine Stroke Size | 92.8 mm | 88.2 mm |
| Engine Compression Ratio | 12.5:1 | 10.5:1 |
| Top Speed | 250 km/hour | 198 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 10.9 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1970 kg | 1325 kg |
| Vehicle Length | 4940 mm | 4520 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
| Wheelbase Size | 2850 mm | 2700 mm |
| Fuel Consumption Overall | 13.4 L/100km | 8 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
