2007 Audi A6 vs. 2006 Opel Astra
To start off, 2007 Audi A6 is newer by 1 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 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (238 HP @ 5600 RPM) has 59 more horse power than 2007 Audi A6. (179 HP @ 3300 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 302 kg more than 2006 Opel Astra.
Because 2007 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, 2007 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, 2007 Audi A6 (380 Nm @ 1400 RPM) has 60 more torque (in Nm) than 2006 Opel Astra. (320 Nm @ 2400 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2007 Audi A6 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 238 HP |
| Engine RPM | 3300 RPM | 5600 RPM |
| Torque | 380 Nm | 320 Nm |
| Torque RPM | 1400 RPM | 2400 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 83.1 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 223 km/hour | 244 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 6.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1695 kg | 1393 kg |
| Vehicle Length | 4590 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Consumption Overall | 8.3 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
