2005 Opel Astra vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (261 HP @ 6500 RPM) has 138 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM) In normal driving conditions, 2009 Audi A5 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 391 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 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 A5 (330 Nm @ 3000 RPM) has 160 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2009 Audi A5 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Astra | 2009 Audi A5 | |
| Make | Opel | Audi |
| Model | Astra | A5 |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3197 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 261 HP |
| Engine RPM | 5600 RPM | 6500 RPM |
| Torque | 170 Nm | 330 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 6.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1145 kg | 1536 kg |
| Wheelbase Size | 2610 mm | 2760 mm |
| Fuel Consumption Overall | 7.7 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 52 L | 64 L |
