2009 Audi A4 vs. 2005 Vauxhall Astra
To start off, 2009 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Vauxhall Astra. In addition, the cost of maintenance, including insurance, on 2005 Vauxhall Astra would be higher. At 2,965 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (222 HP @ 4000 RPM) has 148 more horse power than 2005 Vauxhall Astra. (74 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2005 Vauxhall Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 430 kg more than 2005 Vauxhall Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Vauxhall Astra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A4 (450 Nm @ 1400 RPM) has 320 more torque (in Nm) than 2005 Vauxhall Astra. (130 Nm @ 2800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Vauxhall Astra.
Compare all specifications:
| 2009 Audi A4 | 2005 Vauxhall Astra | |
| Make | Audi | Vauxhall |
| Model | A4 | Astra |
| Year Released | 2009 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 1596 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 222 HP | 74 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 450 Nm | 130 Nm |
| Torque RPM | 1400 RPM | 2800 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1610 kg | 1180 kg |
| Vehicle Length | 4550 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
