2007 Opel Astra vs. 2006 Audi A4
To start off, 2007 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 3,189 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (252 HP @ 6500 RPM) has 129 more horse power than 2007 Opel Astra. (123 HP @ 5600 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 35 kg more than 2006 Audi A4.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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 Audi A4 (331 Nm @ 3250 RPM) has 161 more torque (in Nm) than 2007 Opel Astra. (170 Nm @ 3800 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2007 Opel Astra | 2006 Audi A4 | |
| Make | Opel | Audi |
| Model | Astra | A4 |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3189 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 123 HP | 252 HP |
| Engine RPM | 5600 RPM | 6500 RPM |
| Torque | 170 Nm | 331 Nm |
| Torque RPM | 3800 RPM | 3250 RPM |
| Engine Bore Size | 80.5 mm | 84.5 mm |
| Engine Stroke Size | 88.2 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 185 km/hour | 254 km/hour |
| Acceleration 0-100mph | 12.6 seconds | 6.4 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1275 kg |
| Vehicle Length | 4260 mm | 4550 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2660 mm |
| Fuel Consumption Overall | 8.2 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 52 L | 70 L |
