2008 Audi A6 vs. 2006 Opel Astra
To start off, 2008 Audi A6 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 2,496 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (178 HP @ 4000 RPM) has 74 more horse power than 2006 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 575 kg more than 2006 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 2006 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 (370 Nm @ 1500 RPM) has 220 more torque (in Nm) than 2006 Opel Astra. (150 Nm @ 3900 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra. 2006 Opel Astra has automatic transmission and 2008 Audi A6 has manual transmission. 2008 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2008 | 2006 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 104 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 370 Nm | 150 Nm |
| Torque RPM | 1500 RPM | 3900 RPM |
| Engine Bore Size | 78.3 mm | 79 mm |
| Engine Stroke Size | 86.4 mm | 81.5 mm |
| Engine Compression Ratio | 19.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 207 km/hour | 185 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 12.7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1890 kg | 1315 kg |
| Vehicle Length | 4820 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1560 mm | 1510 mm |
| Wheelbase Size | 2760 mm | 2710 mm |
| Fuel Consumption Overall | 9.2 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
