2006 Opel Astra vs. 2008 Audi A6
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 2,391 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (168 HP @ 6000 RPM) has 20 more horse power than 2006 Opel Astra. (148 HP @ 4000 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 247 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, 2006 Opel Astra (320 Nm @ 2000 RPM) has 90 more torque (in Nm) than 2008 Audi A6. (230 Nm @ 3200 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2008 Audi A6 has automatic transmission and 2006 Opel Astra has manual transmission. 2006 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:
| 2006 Opel Astra | 2008 Audi A6 | |
| Make | Opel | Audi |
| Model | Astra | A6 |
| Year Released | 2006 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 2391 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 230 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 90.4 mm | 77.4 mm |
| Engine Compression Ratio | 17.5:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 208 km/hour | 218 km/hour |
| Acceleration 0-100mph | 9.2 seconds | 9.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1393 kg | 1640 kg |
| Vehicle Length | 4260 mm | 4800 mm |
| Vehicle Width | 1760 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2620 mm | 2770 mm |
| Fuel Consumption Overall | 5.8 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 52 L | 70 L |
