2007 Audi A4 vs. 2004 Opel Astra
To start off, 2007 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 2,967 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (201 HP @ 4500 RPM) has 53 more horse power than 2004 Opel Astra. (148 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 425 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 130 more torque (in Nm) than 2004 Opel Astra. (320 Nm @ 2000 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra. 2007 Audi A4 has automatic transmission and 2004 Opel Astra has manual transmission. 2004 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2004 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2007 | 2004 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1998 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 148 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 450 Nm | 320 Nm |
| Torque RPM | 1400 RPM | 2000 RPM |
| Engine Compression Ratio | 17.0:1 | 17.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 207 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 9.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1705 kg | 1280 kg |
| Vehicle Length | 4590 mm | 4520 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Consumption Overall | 8.3 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 66 L | 52 L |
