2006 Audi A4 vs. 2006 Opel Astra
To start off, both 2006 Audi A4 and 2006 Opel Astra were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,968 cc (4 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (149 HP @ 4000 RPM) has 10 more horse power than 2006 Audi A4. (139 HP @ 4000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 240 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, both vehicles can yield 320 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2006 Audi A4 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. 2006 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2006 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 139 HP | 149 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 320 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 95.5 mm | 90.4 mm |
| Engine Compression Ratio | 18.0:1 | 17.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 201 km/hour | 213 km/hour |
| Acceleration 0-100mph | 10.2 seconds | 10.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1275 kg | 1515 kg |
| Vehicle Length | 4590 mm | 4480 mm |
| Vehicle Width | 1780 mm | 2030 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Consumption Overall | 5.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
