2008 Audi A3 vs. 2005 Opel Astra
To start off, 2008 Audi A3 is newer by 3 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 1,983 cc (4 cylinders), 2008 Audi A3 is equipped with a bigger engine. In terms of performance, 2008 Audi A3 (197 HP @ 5100 RPM) has 93 more horse power than 2005 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A3 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A3 weights approximately 210 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.
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, 2008 Audi A3 (280 Nm @ 1800 RPM) has 130 more torque (in Nm) than 2005 Opel Astra. (150 Nm @ 3900 RPM). This means 2008 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2008 Audi A3 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. 2008 Audi A3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A3 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2008 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 104 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 280 Nm | 150 Nm |
| Torque RPM | 1800 RPM | 3900 RPM |
| Engine Bore Size | 82.5 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 81.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Top Speed | 236 km/hour | 187 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 12.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1445 kg | 1235 kg |
| Vehicle Length | 4220 mm | 4300 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2580 mm | 2700 mm |
| Fuel Consumption Overall | 7.7 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 55 L | 52 L |
